Muratec MFX-2500 Specifications

MFX-2500FIELD ENGINEERING MANUALNorth American version 1.0(Febrary. 29 2000)MURATA MACHINERY, LTDCOMMUNICATION EQUIPMENT DIV.

Muratec MFX-2500 General Description1-3Item Specifications / CommentsAcceptable recording papersize1st cassette (Multi purpose cassette):For fax recep

3-29Machine Parameter N:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theBypass tray in rot

3-30Machine Parameter O:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at the2nd cas

3-31Machine Parameter O:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at the4th cas

3-32Machine Parameter O:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at theLarge C

3-33Machine Parameter O:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at theBypass

3-34Machine Parameter P:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at the2nd cas

3-35Machine Parameter P:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at the4th cas

3-36Machine Parameter P:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at theLarge C

3-37Machine Parameter P:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the left margin at theBypass

3-38Machine Parameter Q:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe 2nd ca

General Description Muratec MFX-25001-4Item Specifications / CommentsDimensions: 603 (W) × 671 (D) × 751 (H) mmWeight 67.7 Kg (148.9 lb) Weight inclu

3-39Machine Parameter Q:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe 4th ca

3-40Machine Parameter Q:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe Large

3-41Machine Parameter Q:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe Bypass

3-42Machine Parameter R:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe 2nd ca

3-43Machine Parameter R:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe 4th ca

3-44Machine Parameter R:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe Large

3-45Machine Parameter R:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the right margin atthe Bypass

3-46Machine Parameter S:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the2nd cassette in norm

3-47Machine Parameter S:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the4th cassette in norm

3-48Machine Parameter S:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theLCC in normal printi

Muratec MFX-2500 General Description1-51.3 Scanning specificationsItem Specifications / CommentsScanning method CCDADF (Auto Document Feeder) sectionD

3-49Machine Parameter S:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theBypass tray in norma

3-50Machine Parameter T:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the2nd cassette in rota

3-51Machine Parameter T:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the4th cassette in rota

3-52Machine Parameter T:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theLCC in rotate printi

3-53Machine Parameter T:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theBypass tray in rotat

3-54Machine Parameter U:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the2nd cassette in norm

3-55Machine Parameter U:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the4th cassette in norm

3-56Machine Parameter U:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theLarge Capacity Casse

3-57Machine Parameter U:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theBypass tray in norma

3-58Machine Parameter V:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the2nd cassette in rota

General Description Muratec MFX-25001-61.4 Printer specificationsItem Specifications / CommentsPrinting resolution Laser diode beam scanning600 dpi ×

3-59Machine Parameter V:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at the4th cassette in rota

3-60Machine Parameter V:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theLarge Capacity Casse

3-61Machine Parameter V:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Vertical) at theBypass tray in rotat

3-62Machine Parameter W:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at the2nd cass

3-63Machine Parameter W:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at the4th cass

3-64Machine Parameter W:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at theLarge Ca

3-65Machine Parameter W:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at theBypass t

3-66Machine Parameter X:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at the2nd cass

3-67Machine Parameter X:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at the4th cass

3-68Machine Parameter X:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at theLarge Ca

Muratec MFX-2500 General Description1-71.5 Memory specificationsItem Specifications / CommentsDocument memory 16 MB (Standard)Optional memory upgrade:

3-69Machine Parameter X:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the top margin at theBypass t

3-70Machine Parameter Y:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe 2nd c

3-71Machine Parameter Y:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe 4th c

3-72Machine Parameter Y:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe Large

3-73Machine Parameter Y:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe Bypas

3-74Machine Parameter Z:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe 2nd c

3-75Machine Parameter Z:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe 4th c

3-76Machine Parameter Z:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe Large

3-77Machine Parameter Z:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment.Adjusts the bottom margin atthe Bypas

3-78Scanner Adjustment1. Set an A3-sized paper in the cassette.2. Set the printing margin to “0 mm” in Unique Switch F:2.3. Print the test pattern (La

General Description Muratec MFX-25001-81.6 G3 modem sectionTransmission mode V.17Modulation method 128 Pt. TCM 64 Pt. TCM 32 Pt. TCM 16 Pt. TCMTransmi

3-793.3 Memory Switch Adjustment 3.3.1 Setting the Memory Switches These switches are used to program internal machine parameters. The primary back up

3-80Memory Switch A:0 - Dialer Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Factory use only 4 0 Fact

3-81Memory Switch A:2 - Dialer Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Factory use only 4 0 Fact

3-82Memory Switch B:0 - Transmission Switch Initial Setting Adjust Usage/Comments 7 1 Busy tone detection 0: No 1: Yes Sets this switch to “0” if the

3-83Memory Switch B:1 - Transmission Switch Initial Setting Adjust Usage/Comments 7 0 The time between reception of CFR and transmission of data When

3-84Memory Switch B:2 - Transmission Switch Initial Setting Adjust Usage/Comments 7 0 Data signaling rate (DCS) 0: V.17 1: V.33 Determines communicati

3-85 Memory Switch B:5 - Transmission Switch Initial Setting Adjust Usage/Comments 7 0 Program individual autodialerattributes 0: No 1: Yes Allows ind

3-86 Memory Switch C:1 - Reception Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Received document leng

3-87 Memory Switch D:0 - Modem Switch Initial Setting Adjust Usage/Comments 7 0 Number of HDLC end flags Defines the number of HDLC end flags. Sw

3-88 Memory Switch D:2 - Modem Switch Initial Setting Adjust Usage/Comments 7 0 EYE-Q slice level 0: Disable 1: Enable Setting this bit to “1” enables

Muratec MFX-2500 General Description1-91.8 Features and Functions1.8.1 DialerItem Specifications / CommentsAutodialer 300 total; 78 one-touch, 222 spe

3-89 Memory Switch E:0 - Scanner Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Factory use only 4 0 Fa

3-90 Memory Switch G:1 - Remote reception Switch Initial Setting Adjust Usage/Comments 7 0 Off-hook / on-hook detecttime (remote reception) Sets the

3-91 Memory Switch G:2 - Remote reception Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Factory use onl

3-92 Memory Switch G:3 - Remote reception and TAD interface Switch Initial Setting Adjust Usage/Comments 7 0 Adjust silent detection time This switch

3-93 Memory Switch G:4 - Remote reception and TAD interface Switch Initial Setting Adjust Usage/Comments 7 0 CNG detect period after TADbegins recordi

3-94Memory Switch G:5 - Remote reception Switch Initial Setting Adjust Usage/Comments 7 0 6 0 5 0 4 0 3 0 Adjustment of CI detect time Sets the time

3-95 Memory Switch H:0 - Operation Switch Initial Setting Adjust Usage/Comments 7 0 Display error line 0: No 1: Yes The number of error lines containe

3-96 Memory Switch H:2 - Operation Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Factory use only 4 0

3-973.5 All RAM Clear The All RAM Clear setting will erase all user programmed information, all documents in memory, and resetthe memory switches and

3-986. If you want to set other autodialer’s attribute, press [Exit] and select desired autodialer, then repeatsteps 3-4.If you want to finish this op

General Description Muratec MFX-25001-101.8.2 Fax Transmitting Item Specifications / Comments Transmit Terminal Identifier(TTI) Alphanumeric or symbol

3-99 Output attenuation when individual autodialer attributes are set. Switch -15dB -14dB -13dB -12dB -11dB -10dB -9dB -8dB -7dB -6dB -5dB -4dB -3dB

3-1003.7 Unique Switch Adjustment 3.7.1 Setting the Unique Switches These switches are used to program internal machine parameters. The primary back u

3-101Unique Switch a:0 — DialerSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 1 Congestion tone detection0: No1: YesSetting this switc

3-102Unique Switch b:5 - TransmissionSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 The length of thecommunicati

3-103Unique Switch b:7 — TransmissionSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 Factory use only4 0 Factory

3-104Unique Switch c:0 - ReceptionSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 1 MMR storage0: No1: YesDetermine

3-105Unique Switch c:1 - ReceptionSwitchInitialSettingAdjust Usage/Comments7 0 T1 timer adjustment When the machine switches to fax by on-hooktransfer

3-106Unique Switch c:2 - ReceptionSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 Factory use only4 0 Factory use

3-107Unique Switch d:0 - ModemSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 1 3429 baud symbol rate whencommunica

3-108Unique Switch d:2 - ModemSwitchInitialSettingAdjust Usage/Comments7 1 V8 handshake in feeder Tx0: No1: YesDetermine if the handshaking will be do

Muratec MFX-2500 General Description1-111.8.3 Fax Receiving Item Specifications / Comments Receive mode Tel ready, Fax ready, Fax/Tel ready, Tel/Fax r

3-109Unique Switch e:0 - ScannerSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 1 Transmit a small document atcenter0: No1: YesWhen set

3-110Unique Switch e:6 - ScannerSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only504030201000Left edge document margin

3-111Unique Switch e:8 - ScannerSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only504030201000Leading edge documentmarg

3-112Unique Switch e:9 - ScannerSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only504030201000Trailing edge documentmar

3-113Unique Switch f:0 - PrinterSwitchInitialSettingAdjust Usage/Comments7 1 Factory use only6 0 Smoothing of List print innormal printing0: No1: Yes5

3-114Unique Switch f:2 - PrinterSwitchInitialSettingAdjust Usage/Comments7060514031201000Printing margin adjustment.Each setting changesby 0.1 mm. Sw

3-115Unique Switch f:8- PrinterSwitchInitialSettingAdjust Usage/Comments7061514030211000Number of the availablepages to print after appearingthe repla

3-116Unique Switch g:1 - Remote receptionSwitchInitialSettingAdjust Usage/Comments7 0 Flash key On/Off time Sets the flash time when the Soft key that

3-117Unique Switch g:4 - Remote receptionSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 Factory use only4 0 Load

3-118Unique Switch h:0 - OperationSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 LCD error message0: Remains in LCD1: Returns to sta

General Description Muratec MFX-25001-121.8.5 Copy Item Specifications / Comments FCOT (First Copy Out Time) TBD Multiple copies Up to 99 Copy reducti

3-119Unique Switch h:3 - OperationSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Print consumable order sheet(drum)0: No1: YesWhen t

3-120Unique Switch h:5 - OperationSwitchInitialSettingAdjust Usage/Comments7060504030201101The time for the Auto poweroff mode(0 sec. to 7 sec.)The ma

3-121Unique Switch i:7 - MiscellaneousSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 Factory use only4 0 Factory

3-1223.8 Print Program Mode ListThis mode causes the machine to print a summary list of the machine’s programming modes. To print theprogram mode list

3-1233. Press optional board number using the numeric keypad as shown in the following table.Software version Numeric keypad• Flash ROM on Main contro

3-1241. Press MENU, *, 9.2. Select “B. Test Pattern Print” by cursor key, then press [Enter].3. Select the desired test pattern by cursor key, then pr

3-1253.9.4 Port StatusThis test mode is not applicable to field service of this machine.3.9.5 Set Background LevelThe background level is an establish

3-1263.11.1 Function List1. Press MENU, *, B.2. Select “A. Factory function List” by cursor key, then press [Enter].A list of the Factory functions wi

3-1273.11.4 Panel Test1. Press MENU, *, B.2. Select “D. Panel test” by cursor key, then press [Enter].3. As each button on the keypad is pressed, a re

3-1283.11.5 SRAM CheckThis mode is used to test the SRAM memory where user programmed parameters such as date, time,TTI, etc are stored.Note: When thi

1Safety InformationLaser SafetyThis is a digital machine which prints by means of a laser. There is no possibility of danger from the laser,provided t

Muratec MFX-2500 General Description1-131.8.7 Reports Report Description One-touch dial list Prints numbers stored in the one-touch keys. Speed dial l

3-1294. Enter the Check area (0 ~ 7).Note: Usually, enter “0”.Check area:0: All DRAMs1: The DRAM installed on the main PCB2: The second DRAM3: The thi

3-1303.11.9 Page memory checkWhen the letters are not printed correctly, perform this test.1. Press MENU, *, B.2. Select “I. Page memory check” by cur

3-1314. Enter One-touch G, H, or I, depending on the kind of test. Please refer to the following table:G: return back testH: send from fax to PCI: rec

3-1324. Select the relay you want to set to ON by cursor key, then press [Enter]. When it is set to ON, it will beshaded. If you want to set it to OFF

3-1333. Select “B. Tonal” by cursor key, then press [Enter].4. Select the desired tonal signal by cursor key. Refer to the following table.No. Signal

3-1345. When you select No.01 ~ No.12, No.21 ~ No.76:Press [Enter].The output signal will begin. To stop outputting the tonal signal, press STOP.When

3-1353. Select “C. DTMF” by cursor key, then press [Enter].4. Select the desired DTMF tone by cursor key, then press [Enter].The output signal will be

3-1363.14 Consumable order sheetWhen the drum cartridge has reached its design life or the toner cartridge is empty, the machine prints theconsumable

3-1374. Press [Enter] to save the distributor’s name and continue. The LCD will show:Enter the customer’s code. The customer’s code may be up to 10 ch

3-1388. Press [Enter] to save the customer’s address. The LCD will show:Enter the customer’s phone number. The phone number may be up to 20 characters

General Description Muratec MFX-25001-141.10 Option No. Item Specifications / Comments 1 Shift tray Yes 2 2-Bin tray Yes 3 Handset Mark-4 simple type

3-13911. Press [Enter] to save the scanner’s serial number. The LCD will show:13. Press [Enter] to print the consumable order sheet.To finish the oper

3-1402. Press [Enter]. The DRAM will be cleared.Note: To finish the operation without performing initialization, press [Cancel].3. After clearing, tur

3-1413.18 Printer Trouble ResetThis mode clears the service call. Perform this operation after solved the trouble.1. Press MENU, *, M.2. Press [Enter]

3-1423.21 Update the softwareHere’s instruction to update the software version of the Flash ROM.Important: To update the software, it needs the flash

3-1437. At the end of this operation (it takes a few minutes), the Flash ROM writer indicates the Check Sums ofthe last ROMs.8. Pressing the SW1, conf

4-1Section4 Troubleshooting Procedures4.1 Troubleshooting OutlineBefore troubleshooting a unit check the following:• Is the power cord correctly conn

4-24.2 Document Feeder Jam1. Verify the original documents conform to the specifications designed for use in the machine and thatthey are not damaged

4-34.5 Transmit ErrorSymptom: Check message prints after attempting transmission.Suggested corrective action:1. Reference the error code on the check

4-44.9 Will not Auto-AnswerSymptom: The unit rights but will not auto-answer.Suggested corrective action:1. Check the power cord and AC switch.2. Veri

4-54.10 Recording paper misfeed4.10.1 Misfeed detection sensor layoputPaper Exit Sensor PC3Synchonizing Roller Sensor PC2Manual Feed Paper Take-up Sen

2-1Section2 Machine Composition2.1 Interconnect Block Diagram (Scanner)See next page.

4-64.10.2 Types of Misfeed Detection and Detection Timings•The following are the types of misfeed detection and detection timings for different misfee

4-7<Fusing Misfeed>Type Detection TimingTimer ValueT (sec.)Trailing edgedetection by PaperExit Sensor PC3PC3 is not unblocked (H) even after the

4-8<Machine Take-Up Misfeed Troubleshooting Procedure>Symptom Step Check Item Result Action1Does the paper being usedmeet the productspecificati

4-9(2)Manual Bypass Take-Up MisfeedRelevant Electrical PartsManual Feed Paper Take-Up Clutch CL3Synchronizing Roller Sensor PC2Manual Feed Paper Take-

4-10(3)Separator/Fusing MisfeedRelevant Electrical PartsPaper Exit Sensor PC3Synchronizing Roller Sensor PC2Synchronizing Clutch CL1Master Board PWB-A

4-11<Separator/Fusing Misfeed Troubleshooting Procedure>Symptom Step Check Item Result Action1Are the Synchronizing Rollersdeformed, worn, or di

4-12(4)Paper Take-Up/Transport Misfeed (Paper Feed Unit)Relevant Electrical PartsPaper Take-Up Solenoid SL1Take-Up Sensor S3Synchronizing Roller Senso

4-13<Paper Take-Up/Transport Misfeed (Paper feed unit) Troubleshooting Procedure>Symptom Step Check Item Result Action1Does the paper being used

4-14(5)Paper Take-Up/Transport Misfeed (LCC)Relevant Electrical PartsTake-Up Clutch 1 P1CLTake-Up Clutch 2 P2CLPaper Empty Sensor 1 PPS1Paper Standby

4-15Symptom Step Check Item Result Action4Is PPS1 fully operational?Check the input data using I/OCheck.YES Perform steps 6 and onward.YESChange PWB-A

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4-16Symptom Step Check Item Result Action1Is the Vertical Transport Rolleror Roll deformed, worn, ordirty with paper dust?YESClean or change the Verti

4-17(6)Duplex Turnover/Take-Up Misfeed (Duplex unit)Relevant Electrical PartsPaper Exit Sensor PC3Duplex Unit Transport Sensor PI1Synchronizing Roller

4-18<Duplex Turnover/Take-Up Misfeed (Duplex Unit) Troubleshooting Procedure>Symptom Step Check Item Result Action1Is the Paper Exit Rollerdefor

4-194.11 Error CodesIf an error occurs during a communication, a check message will be printed. The following provides anexplanation of the informatio

4-20R.4.4The receiving fax machine has reached its memory capacity.R.5.1DCN was received instead of RR during ECM communication.R.5.2Line noise or oth

4-21Communication Error MessagesThe error messages on Check Message printouts indicate the following:Here’s a brief summary:Error Message Possible Mea

4-224.12 Service Call ErrorWhen certain machine problems occur these message will appear in the LCD.4.12.1 Call For ServiceSymptom: “Call For Service”

4-234.12.2.1 Detection Timing by Printer Error CodeCode Description Detection Timing01 Engine connection error•The system fails in checking initial en

4-24Code Description Detection Timing1AAbnormally high fusingtemperatureThe fusing temperature remains 230°C or more for acontinuous 0.1-sec. period o

4-254.12.2.2 Troubleshooting Procedures by Printer Error Code(1)08: M2 Malfunction09: M1 Malfunction0B: M3 Malfunction0D: M8 Malfunction0C: M4 Malfunc

2-32/3

4-2608Step Check Item Result Action1Does M2 turn after the malfunction hasbeen reset?NOCheck various parts for possibleoverload.2Check M2 for operatio

4-270DStep Check Item Result Action1Does M8 turn after the malfunction hasbeen reset?NOCheck various parts for possibleoverload.2Check M8 for operatio

4-28(2)18: Warming-up Failure19: Abnormally Low Fusing Temperature1A: Abnormally High Fusing TemperatureRelevant Electrical PartsFusing Roller Heater

4-2918, 19Step Check Item Result Action1Does H1 turn ON after the malfunctionis reset?YESCheck TH1 for contamination orinstallation.2Is there continui

4-30(3)20: HMOT Malfunction21: EMOT Malfunction23: Lift 1 Ascent Motion Failure24: Lift 2 Ascent Motion Failure25: Communications ErrorRelevant Electr

4-3120Step Check Item Result Action1Does “20” reappear even after HMOThas been replaced with a new one?YESChange PWB-A (LCC), PWB-A (PaperFeed Unit),

4-32(4)12: Faulty E111: ATDC Adjustment FailureRelevant Electrical PartsATDC Sensor E1 Master Board PWB-A11, 12Step Check Item Result Action1Are PJ40,

4-33(5) 01, 02, 03, 10, 0A, 1B, 1E•These malfunctions are concerned with faulty symptoms as they relate to software, hardware, andcommunications. For

4-34(6) 28 Shift Tray shift motion failureStep Check Item Result Action1 Does the Shift Tray move in the initialoperation?YES Check step 4.2 Does th

4-354.13 Image Failure4.13.1 Image Failure TroubleshootingImage failures have many possible causes. For troubleshooting, it is necessary to deter-mine

2-43/3

4-366. Input system (scanner) or output system (printer engine)?•To print the test pattern, press MENU, [, 9.•If the test pattern output has the same

4-374.13.3 Troubleshooting Procedures by Image Failure<Image Failure Samples>1. Blank copy4. Foggy background10. Uneven image density7. Blank st

4-38(1) Blank CopySection Step Check Item Result Action1 Is toner empty? YESCheck Sub Hopper TonerEmpty Switch S4 and changethe Toner Bottle.2Is the d

4-39(3) Low Image DensitySection Step Check Item Result Action1Does the image get better when acopy is made with new paperloaded?YESChange the paper.

4-40Section Step Check Item Result Action5Do the connections from PCBScanner to PCB Main remainintact?NO Reconnect.6Do the connections from PCBMain to

4-41(7) Blank Streaks or BandsSection Step Check Item Result Action1Is the PC Drum dirty with foreignmatter?YES Clean the PC Drum.2Is the image transf

4-42(9) Smear on BackSection Step Check Item Result Action1 Is the Image Transfer Roller dirty? YES Clean or change.2Has toner spilled from the I/Cins

4-43(12) Rough ImageSection Step Check Item Result Action1 Is the Image Transfer Roller dirty? YES Clean or change.YESChange HV1, I/C, PH Unit, orPWB-

5-1Section5 Maintenance & Adjustment5.1 Maintenance schedule...

5-25.1 Maintenance schedule Paper Take- Up/ Transport SectionMaintenance Cycle (pages)Parts NameClean ReplaceQTYReferencePagePaper Take- Up Roll — 120

2-52.2 Interconnect Block Diagram (Printer)

5-3<Options> Paper Feed Unit (2nd , 3rd, 4th, 5th cassette)Maintenance Cycle (pages)Parts NameClean ReplaceQTYReferencePagePaper Take-Up Roll120

5-45.1.1 Paper Take-Up/Transport Section(1) Replacement of the Paper Take-Up Roll1. Slide out the MP Cassette.2. Lock the Paper Lifting Plate.3. Snap

5-5(3) Cleaning of the Paper Dust Remover1. Open the Side Cover.2. Remove the Paper Dust Remover.3. Using a brush, whisk dust and dirt off the Paper D

5-65.1.2 Scanner Section(1) Removal of the separator roller1. Remove the Tx cover.2. Remove five KL-clips.3. Remove the separator gear.4. Remove the s

5-7(2) Removal of the retard roller1. Remove two screws and Inner guide C.2. Remove Guide supporter A.Inner guide CGuide supporter A3. Remove six scre

5-8(3) Cleaning of the Tx rollers1. Open the Tx cover.2. Using a soft cloth dampened with alcohol, wipe the face of the Tx rollers. Rotate the roller

5-9(4) Cleaning of the contact glass & FBS glass.Using a soft cloth dampened with alcohol, wipe the face of the contact glass, white plate, FBS gl

5-10(5) Removing the Stamp assembly1. Open the Tx cover and Inner cover.Note:You must hold the Inner cover open. It won’t stay open by itself.2. Remov

5-115.1.3 Image Transfer Section(1) Removal of the Image Transfer Roller1. Open the Side Cover.2. Raise the Image Transfer Guide Plate.3. Remove the I

5-122. Using a soft cloth dampened with alcohol, wipe the Comb Electrode.Notes:•Make sure the alcohol does not touch the surface of the Image Transfer

2-6

5-135.1.4 Developing Section(1) Removal of the Imaging Cartridge (Drum Cartridge)1. Open the Side Cover.2. Holding onto the green handles, slide the I

5-145.1.5 Fusing Section(1) Removal of the Fusing Unit1. Open the Side Cover.2. Remove the Front Cover.3. Unplug one connector at the front.4. Open th

5-153. Snap off one E-ring and remove the Exit Cover.4. Unhook one spring to free the Idle Lever.5. Remove two harnesses.6. Remove two screws and the

5-1610.Remove two screws and the Fusing Rear Guide Assy.11.Remove two pressure springs.12.Snap off one E-ring and remove the front Misfeed Clearing Le

5-1717.Remove one screw and the Fusing Roller Ther-mistor.18.Remove two screws and the Fusing Roller Heater Lamp Fuse.19.Remove two screws and the Fus

5-185.2 Re/DisassembleBefore disassembling, disconnect the power cord and line cord.5.2.1 Tx cover ...

5-195.2.56 Left cover ...5-

5-205.2.1 Tx cover1. Open the ADF cover.2. Remove the three Tx cover mounting screws and Tx cover.Tx cover5.2.2 PCB DS11. Remove the Tx cover. (See 5.

5-215.2.3 PCB DSS1. Remove the Tx cover. (See 5.2.1)2. Remove two screws and one connector, then remove the PCB DSS.DSS5.2.4 Release lever1. Remove th

5-225.2.5 Interlock switch1. Remove the Tx cover. (See 5.2.1)2. Remove one screw and one connector, then remove the Interlock switch.Interlock switch5

2-7

5-235.2.7 Press roller1. Remove the Tx cover. (See 5.2.1)2. Remove four screws and stay A.3. Remove E-rings and Press roller.Press rollerStay A5.2.8 E

5-243. Remove six screws and Inner guide A assembly. (See 5.2.15.)4. Remove the retard cap.5. Remove one E-ring and Retard bracket.Retard bracketSprin

5-255.2.9 Platen top cover1. Open the platen cover.2. Remove one screw and then close the platen cover.3. Open the ADF cover.4. Remove four screws and

5-265.2.10 Tx side cover1. Open the ADF cover.2. Remove two screws and Tx side cover.Tx side cover5.2.11 PCB Connect ADF1. Remove the platen top cover

5-275.2.12 BIS sensor1. Remove the platen top cover. (See 5.2.9.)2. Disconnect the connector (P124) from the PCB Connect ADF.3. Remove two screws and

5-285.2.13 ADF motor1. Remove the platen top cover. (See 5.2.9.)2. Disconnect the connector of the ADF motor.3. Remove two springs.4. Remove five scre

5-295.2.14 Gear of the ADF section1. Remove the platen top cover. (See 5.2.9.)2. Remove the ADF motor. (See 5.2.13.)3. Remove the E-ring.4. Remove sev

5-305.2.15 Inner guide A assembly1. Remove the platen top cover. (See 5.2.9.)2. Remove the ADF motor bracket. (See step 4 of 5.2.14.)3. Remove the Fee

5-315.2.16 Feed roller assembly1. Remove the platen top cover. (See 5.2.9.)2. Remove the ADF motor bracket. (See step 4 of 5.2.14.)3. Remove the Feed

5-325.2.17 Platen cover assemblyNote:Before disassemble the platen cover assembly, you should write down the number (1, 2 or 3) on thehinge spacer (se

2-8

5-33Reassemble the platen cover assembly:1. Mount the platen cover assembly on the machine.2. Insert the Hinge spacer into the right hole.Note:The num

5-345.2.18 Document mount assembly1. Remove the platen top cover. (See 5.2.9.)2. Remove the Tx side cover. (See 5.2.10.)3. Remove one screw. Then remo

5-355.2.19 Feed roller assembly1. Remove the platen cover assembly. (See 5.2.17.)2. Remove the platen top cover. (See 5.2.9.)3. Remove the Tx side cov

5-369. Remove four screws and hinge bracket A.Hinge bracket A10.Remove four screws and hinge assembly L.Hinge assembly L

5-3711.Remove four screws and inner guide D.Inner guide D12.Remove one spring and loose two screws, then remove the belt.

5-3813.Remove one screw and then remove the pulley flange A and Pulley bracket.Pulley flange APulley bracket14.Remove two E-rings and one pin, then re

5-395.2.20 Press roller C1. Remove the Inner guide C. (See step 11 of 5.2.19.)2. Remove two screws and outer guide D.3. Remove two screws of each Pres

5-405.2.21 Lock lever assembly1. Remove the platen cover assembly. (See 5.2.17.)2. Remove the Tx side cover. (See 5.2.10.)3. Remove the document mount

5-416. Use 6 mm adjustable spanner (adjustable wrench) or long nose cutting pliers to remove one screw andlock lever assembly.Lock lever assembly

5-425.2.22 DADFA3, DADFLEG Sensor1. Remove six screws and document hopper.2. Disconnect the connector and then remove the DADFA3 and DADFLEG Sensor.5.

2The label shown on next page indicates compliance with the CDRH regulations and must be attached tolaser products marketed in the United States.CAUTI

2-92.3 Scanning Section2.3.1 ADF SectionWhen a document is placed into the document feeder, Document Sensor 1 (DS1) is activated and you willhear the

5-435.2.24 Panel assembly1. Remove the Right and Left cover. (See 5.2.26.)2. Remove four screws and disconnect three connectors, then remove the Panel

5-445.2.26 PCB Panel1. Remove the Right and Left cover. (See 5.2.26.)2. Remove Panel assembly. (See 5.2.24.)3. Remove the film harness and connector.4

5-455.2.28 Speaker1. Remove the Right and Left cover. (See 5.2.26.)2. Remove Panel assembly. (See 5.2.24.)3. Remove one speaker connector and two moun

5-465.2.30 Mirror carriage Home sensor / A4 sensor / B4 sensor /Mirror carriage End sensor1. Remove the Right and Left cover. (See 5.2.26.)2. Remove P

5-475.2.32 Panel lower cover1. Remove the Right and Left cover. (See 5.2.26.)2. Remove Panel assembly. (See 5.2.24.)3. Remove Speaker. (See 5.2.28)4.

5-485.2.34 FBS Pad1. Remove the old FBS pad.2. Strip paper of adhesive tape.3. Put on the new FBS pad (white face side down) on the FBS glass as shown

5-495.2.36 Multi beam sensor1. Remove the Right cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4. Remove o

5-505.2.37 Inverter1. Remove the Right cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4. Remove six screws

5-515.2.38 PCB AFE1. Remove the Right cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4. Remove six screws

5-525.2.39 Exposure lamp1. Remove the Right and left cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4. Rem

2-102.3.2 FBS section•Light reflected from the original passes through three mirrors and a lens to form a reduced image on theCCD Sensor as the Scanne

5-535.2.40 Mirror carriage A assembly1. Remove the Right and Left cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5

5-545.2.41 Mirror A1. Remove the Right and Left cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4. Remove P

5-555.2.42 Mirror carriage B assembly1. Remove the Right cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove FBS glass. (See 5.2.33.)4.

5-565.2.43 Mirror B and C1. Remove the Right cover. (See 5.2.26.)2. Remove Size cover H. (See 5.2.33.)3. Remove the FBS glass. (See 5.2.33.)4. Remove

5-575.2.44 Reassemble the Mirror carriage A and B1. Put on the Mirror carriage A and B.Mirror carriage AMirror carriage B2. Temporarily attach the bel

5-585.2.45 FBS motor1. Remove the platen cover assembly. (See 5.2.17)2. Remove the Size cover H. (See 5.2.33.)3. Remove rear top cover.4. Remove five

5-597. Remove two screws and FBS motor.FBS motor bracketFBS motorNote:When reassemble the FBS motor, follow the instructions below:1. Attach the FBS t

5-605.2.46 PCB Scanner1. Remove the platen cover assembly. (See 5.2.17)2. Remove the Size cover H. (See 5.2.33)3. Remove the platen mount.4. Remove fi

5-615.2.47 Rear cover (upper)1. Remove four Rear cover (upper) mounting screws and one Rear cover (lower) mounting screw asshown.2. Remove the Rear co

5-625.2.48 Rear cover (lower)1. Remove the one screw and wire cover.2. Remove five Rear cover (lower) mounting screws.2. Remove the Rear cover (lower)

2-112.3.2.1 Exposure Section: Construction and Function1 Reflector TapeWhen a book or other bound original is copied, the paper in the area near the b

5-635.2.49 Shield plate1. Remove the Rear cover (upper). (See 5.2.47)2. Disconnect the two cables from scanner unit as shown.3. Remove the four screws

5-645.2.50 PCB Main1. Remove the rear cover (upper). (See 5.2.47.)2. Remove the shield plate. (See 5.2.49.)3. Disconnect the all connectors on the PCB

5-655.2.51 PCB NCU1. Remove the rear cover (upper). (See 5.2.47.)2. Remove the shield plate. (See 5.2.49.)3. Remove the PCB Main. (See 5.2.50)4. Disco

5-665.2.52 Front cover1. Slide out the multi paper cassette (1st cassette), and then remove the two front cover mounting screws.2. Open the side cover

5-675.2.53 LED cover1. Slide out the multi paper cassette (1st cassette).2. Remove one screw and LED cover.LED cover5.2.54 Upper cover1. Remove two sc

5-685.2.55 Shield box1. Remove the upper cover. (See 5.2.54.)2. Remove two screws and slide out the shield cover.Shield box

5-695.2.56 Left cover1. Remove the upper cover. (See 5.2.54.)2. Remove four screws and left cover.Left cover5.2.57 PU11. Remove the upper cover. (See

5-705.2.58 PCB Modular1. Remove the upper cover. (See 5.2.54.)2. Remove the shield box. (See 5.2.55.)3. Disconnect the all connectors, remove one scre

5-715.2.60 Master board (PWB-A)1. Remove the upper cover. (See 5.2.54.)2. Remove the shield box. (See 5.2.55.)3. Remove the two screws and MFB box.4.

5-72Note:Note the alignment notch on the EEPROM (IC3A) when mounting the IC.AA

2-122.3.2.3 Original Size Detection TimingThe copier CPU affirms and resets the readings of the original size at the following timings.•Takes size rea

5-735.2.61 Double feed detecting board (PWB-H)1. Slide out the MP cassette (1st cassette).2. Remove one screw and double feed detecting board.PWB-H5.2

5-745.2.63 PPM switching board (PWB-L)1. Remove the Rear cover (lower). (See 5.2.48.)2. Remove one screw and the PWB-L mounting bracket assembly.3. Re

5-754. Unhook one spring to free the Idle Lever.5. Remove two harnesses.6. Remove two screws and the Rear Cover.7. Remove the PWB-R.5.2.65 Pre-transfe

5-765.2.66 Power supply board (PU1)1. Remove the rear cover (lower). (See 5.2.48.)2. Remove the left cover.3. Remove five screws and Reinforcement bra

5-775. Remove eight screws and two tabs, then remove the PU1.PU1

5-785.2.67 High voltage unit (HV1)1. Open the side cover.2. Remove the Imaging cartridge (drum cartridge).3. Remove two screws and the HV1 cover.HV1 c

5-795.2.68 PH unitNotes:•Do not place the PH Unit upside down or subject it to excessive shock.•Replace the PH Unit as one unit.•NEVER attempt to disa

5-807. Unplug all connectors (13) from Master Board PWB-A.8. Remove the harness from all cord clamps (12) on the PH Base Plate.9. Remove four screws a

5-815.3 Adjustment5.3.1 Printer registration (top)AATest pattern DAdjust so that width A on the test pattern D output falls within the following range

5-825.3.2 Printer registration (side)AATest pattern DAdjust so that width A on the test pattern D output falls within the following range.Specificatio

2-132.3.2.4 Mirror Carriage A and Mirror Carriage B Moving Mechanism<Mirror Carriage Ar>•During a scan, the Mirror Carriage A projects an even a

5-835.3.3 FBS registration (top)Test Chart No.99-1AAdjust so that width A on the copy falls within the following range.Specification Adjustment Tool S

5-845.3.4 FBS registration (side)Test Chart No.99-1AAdjust so that width A on the copy falls within the following range.Specification Adjustment Tool

5-855.3.5 ADF registration (top)Test Chart No.99-2AAdjust so that width A on the copy falls within the following range.Specification Adjustment Tool S

5-865.3.6 ADF registration (side)Test Chart No.99-2AAdjust so that width A on the copy falls within the following range.Specification Adjustment Tool

5-875.3.7 FBS zoom adjustment (Vertical)The difference should be within ± 0.4% (1.6 mm) of the actual length of A on the test chart No.99-1.Adjust so

5-885.3.8 FBS zoom adjustment (Horizontal)The difference should be within ± 0.4% (1.1 mm) of the actual length of A on the test chart No.99-1.Adjust s

5-895.3.9 ADF zoom adjustment (Vertical)A399-2(B)2000.1AThe difference should be within ± 0.6% (2.0 mm) of the actual length of A on the test chart No

5-905.3.10 ADF zoom adjustment (Horizontal)A399-2(B)2000.1AThe difference should be within ± 0.6% (1.5 mm) of the actual length of A on the test chart

5-915.3.11 Adjust the image deformation caused by Mirror carriage A andB at the incorrect position5.3.11.1 When the copy using the FBS is deformation

5-92AB5.3.11.2 When the copy using the FBS is deformation as shown below, adjust the Mirrorcarriage position.Adjustment procedure1. Load the A3-sized

2-142.4 Recording Section2.4.1 Cross-sectional view12345678910111213141516171. 2nd Mirror 2. 3rd Mirror3. Exposure Lamp 4. 1st Mirror5. Lens 6. CCD Un

5-935.3.12 Adjustment of the position of Mirror carriage A and B1. Temporarily loosen the screw of the belt retainer to move the mirror carriages.2. M

5-945.3.13 Adjustment of height of ADFAdjust the height of the ADF (the clearance of the document pass) to pass the document properly.1. Confirm that

5-955.3.14 Adjustment of the skew on the ADF1. Turn the adjusting screw of the Press guide B to adjust the skew.If turn the adjustment screw clockwise

5-965.3.15 Adjustment of the platen cover positionAdjust the platen cover to pass the document properly.1. Confirm that the hinge L is set at the prop

5-975.3.17 Adjustment of Retard roller pressureWhen the bad document transportation or document separation is occurs even if the rollers dose not wear

6-1Section6 Options1. Expansion Memory...6-22. Telephone Handset ...

Options Memory Upgrade6-26.1 Memory Upgrade

Memory Upgrade Options6-36.1.1 Memory UpgradeAn optional 8 or 24 MB document memory upgrade is available for the MFX-2500.To install the memory upgrad

6-46.2 Telephone Handset

Optional handset Options6-56.2.1 Attaching the optional handsetHere is how to attach the handset.1. Remove the two screw caps.2. Using a Phillips-head

2-152.4.2 Image Processing1. PC Drum•The drum is an aluminum cylinder coated with photosensitive material on which an electrostatic latentimage is pro

Options Paper Feed Unit6-6Attaching a second phoneIf you attach a second phone, plug the phone cable from a second phone into the PHONE2 jack on there

6-76.3 Mechanical PageCounter

Options Paper Feed Unit6-86.3 Attaching the optional page counterThe page counter shows the total number of pages the machine has printed.Note:This de

6-96.4 PAPER FEED UNIT6.4 PAPER FEED UNIT...

Options Paper Feed Unit6-106.4.1 GENERAL, MECHANICAL/ELECTRICAL6.4.1.1 SPECIFICATIONSType : Add-on paper source unitInstallation : Mounted beneath upp

Paper Feed Unit Options6-116.4.1.3 CROSS-SECTIONAL VIEW123451. Paper Take-Up Roll2. Vertical Transport Roller3. Paper Lifting Spring4. Paper Lifting P

Options Paper Feed Unit6-126.4.1.5 ELECTRICAL COMPONENTS LAYOUTPWB-ASL1S1S2S5S4S3PWB-SSymbol Name Symbol NamePWB-A Cassette Main Board S2 Side Cover S

Paper Feed Unit Options6-136.4.1.6.3 Cassette-in-Position DetectionThe machine detects that the cassette is slid into position as follows.• The rib on

Options Paper Feed Unit6-146.4.1.6.5 Paper Near Empty Detection• A paper-near-empty condition is detected through the detection of the height of the P

Paper Feed Unit Options6-156.4.1.6.6 Paper Empty Detection• When the cassette runs out of paper, the actuator for the Paper Empty Sensor drops into th

2-162.4.3 Drive SystemABA. I/C Motor (M1)Drives the I/C Unit (Drum cartridge).B. Main Motor (M2)Drives the Paper Take-Up Roll, Manual Feed Paper Take-

Options Paper Feed Unit6-166.4.1.6.7 Paper Separating Mechanism• Each cassette has fingers that function to separate the top sheet of paper from the r

Paper Feed Unit Options6-176.4.1.6.8 Paper Take-Up Roll• Since the Paper Lifting Plate is raised at all times by the Paper Lifting Springs, paper is w

Options Paper Feed Unit6-186.4.1.6.9 Paper Take-Up Retry ControlTo minimize the occurrence of paper misfeed due to a slippery Paper Take-Up Roll, the

Paper Feed Unit Options6-196.4.2 DIS/REASSEMBLE, ADJUSTMENT6.4.2.1 Disassembly6.4.2.1.1 Removal of the Paper Take-Up Rolls1. Remove the upper cassette

Options Paper Feed Unit6-206.4.2.1.4 Replacement of the Paper Lifting SpringsThe replacement springs are housed on the bottom of the cassette.1. Remov

Paper Feed Unit Options6-216.4.3 ADJUSTMENT6.4.3.1 Paper Lifting Spring AdjustmentWhenever the paper size has been changed, replace the Paper Lifting

Options Paper Feed Unit6-226.4.3.3 Registration Adjustment (Printer)See “5.3.1 Printer Registration (top)” on page 5-81 and “5.3.2 Printer Registratio

Paper Feed Unit Options6-23Type Detection TimingVertical transport paperleading edge detection• Additional 1st cassetteSynchronizing Roller Sensor PC2

6-24Take-up solenoidPaper sizedetection boardCassette set switchFrom themachinePaper near emptysensorSide cover set doorTake-up sensorPaper empty sens

6-256.5 Large Capacity Cassette6.5 Large Capacity Cassette...

2-172.4.4 Imaging Cartridge (I/C)•This machine employs an Imaging Cartridge (“I/C” in this manual) that contains a PC Drum, PC DrumCharge Corona, Deve

Options Large Capacity Cassette6-266.5.1 GENERAL, MECHANICAL/ELECTRICAL6.5.1.1 SpecificationsType : Front Loading Type LCCType of Paper : Plain paper

Large Capacity Cassette Options6-276.5.1.3 Cross-Sectional View123456781. Lift 2 2. Paper Take-Up Roll 23. Lift 1 4. Paper Take-Up Roll 15. Vertical T

Options Large Capacity Cassette6-286.5.1.5 Electrical Components LayoutRS2EMOTPWB-AP2CLPPS2S1LS1LS2RSENRCLBCLFRONTP1CLRS1SIDEPPS0PPS1HMOTSymbol Name S

Large Capacity Cassette Options6-296.5.1.6 Mechanical Operations6.5.1.6.1 Vertical Transport Drive Mechanism1. Vertical Transport Drive Operation• The

Options Large Capacity Cassette6-306.5.1.6.2 Paper Take-Up Mechanism• The paper take-up mechanism takes up a sheet of paper from the paper stack on ea

Large Capacity Cassette Options6-311. Paper take-up from Lift 1A.After Lift 1 has completed its lifting motion, Paper Take-Up Roll 1 is driven to take

Options Large Capacity Cassette6-32C.The Vertical Transport Roller is driven to transport the paper to the machine. When the trailing edge ofthe paper

Large Capacity Cassette Options6-332. Paper take-up from Lift 2A.When all sheets of paper have been taken up and fed in from Lift 1, Lift 1 is placed

Options Large Capacity Cassette6-34E.When a Paper Take-Up signal is received from the machine, the Separator/Feed Rolls and Paper Take-Up Roll 1 are d

Large Capacity Cassette Options6-35H.Registration Clutch RCL is deenergized a given period of time after the trailing edge of the paper beingtaken up

2-182.4.4.1 I/C Drive Mechanism•Drive from the I/C Motor is transmitted via a gear train to the PC Drum and Hopper.PC Drum Driver GearHopper Drive Gea

Options Large Capacity Cassette6-366.5.1.6.3 Paper Take-Up Retry ControlTo minimize the occurrence of paper misfeed due to a slippery Paper Take-Up Ro

Large Capacity Cassette Options6-376.5.1.6.5 Paper Pressure Releasing Mechanism• The LCC is provided with a mechanism that releases the pressure betwe

Options Large Capacity Cassette6-386.5.1.6.7 Edge Guides and Trailing Edge StopThe Trailing Edge Stop is screwed into position (not used for Letter cr

Large Capacity Cassette Options6-396.5.1.6.9 LCC-in-Position DetectionThe LCC is detected at its closed position when the light blocking plate provide

Options Large Capacity Cassette6-40When LCC is Slid in: LCC Set Sensor FRONT is blocked.LCC Lift-Up Motor EMOT turns forward to raise Lift 1.The paper

Large Capacity Cassette Options6-41When LCC is Slid in:3. LCC Lift-Up Motor EMOT ControlLCC Lift-Up Motor EMOT is a DC motor. It is energized or deene

Options Large Capacity Cassette6-426.5.1.6.11 Paper Near Empty DetectionA paper-near-empty condition is detected by sensing the height of Lift 1 or Li

Large Capacity Cassette Options6-43Panel DisplayLift 1Paper-near-empty Paper-emptyPaper-near-emptyLift 2Paper-empty : Paper-near-empty display : Pape

Options Large Capacity Cassette6-446.5.2 DIS/REASSEMBLY, ADJUSTMENT6.5.2.1 Disassembly6.5.2.1.1 Removal of Exterior Parts123456No. Part Name Removal S

Large Capacity Cassette Options6-456.5.2.1.2 Removal of the Paper Take-Up Unit1. Remove the LCC.2. Unplug three connectors and remove the har-ness fro

Muratec MFX-1500E General Description3Laser Safety LabelA laser safety label is attached to the outside of the machine as shown below.Laser safety lab

2-192.4.5 PC Drum•The PC Drum used in this machine is the organic photoconductor (OPC) type.The drum consists of an aluminum base coated with a charge

Options Large Capacity Cassette6-466.5.2.1.3 Removal of the Paper Take-Up Rolls1. Remove the Paper Take-Up Unit.2. Unplug one connector of Lift-Up Sen

Large Capacity Cassette Options6-47When mounting the left Paper Take-Up Roll Assy, fit the ends ofthe assy into position as shown.When mounting the Pa

Options Large Capacity Cassette6-486.5.2.1.4 Removal of the Feed Roll, Separator Rolland Torque Limiter Assy.1. Open the Side Cover.2. Snap off one C-

Large Capacity Cassette Options6-496.5.2.1.7 Cleaning of the Vertical TransportRoller/Rolls1. Remove the Paper Take-Up Unit.2. Wipe the surface of the

Options Large Capacity Cassette6-

Large Capacity Cassette Options6-516.5.3.1.2 Types of Misfeed and Misfeed Detection TimingsType Detection TimingPaper left The output from Registratio

Options Large Capacity Cassette6-526.5.3.2 Malfunction DetectionMalfunctionCodeDescription Detection Timing21 LCC Lift-Up Motor EMOTfailure to turnThe

6-53Paper nearempty sensor 1LCC transport motorLCC set sensorAdditional cassettesectionPWB-ALCC main boardTake-up clutch 1LCC take-up sensorLift-up se

6-546.6 2-Bin/Shift Tray Unit6.6 Shift/2-Bin Tray Unit...

2-Bin/Shift Tray Options6-556.6.1 GENERAL, MECHANICAL/ELECTRICAL6.6.1.1 SpecificationsType : Job Tray: Straight ejection (Paper Path Switching Type Jo

2-202.4.6 Drum Charging•A scorotron charger system generates a negative DC corona discharge onto the PC Drum surface. Thegrid mesh ensures uniform cha

Options 2-Bin/Shift Tray6-566.6.1.2 Part Identification<Job Tray> <Shift Tray>123456712345671. Exit Tray2. Top Cover3. Rear Cover4. Paper

2-Bin/Shift Tray Options6-576.6.1.3 Cross-Sectional View<Job Tray> <Shift Tray> 1. Transport Motor M12. Paper Exit Roller3. Pat

Options 2-Bin/Shift Tray6-586.6.1.4 Drive SystemTransport motorM1<2-Bin tray><Shift tray>Transport motorM1Shift motorM2

2-Bin/Shift Tray Options6-596.6.1.5 Electrical Components Layout<2-Bin Tray>M1PWB-ASL1PWB-C1PC1PC3PC2PWB-B1PC5Symbol Name Symbol NamePWB-A Main

Options 2-Bin/Shift Tray6-60<Shift Tray>M1PWB-ASL1PWB-C1PC1PC3PWB-B1PC4PWB-B2M2PWB-C2Symbol Name Symbol NamePWB-A Main Board M2 Shift MotorPWB-B

2-Bin/Shift Tray Options6-616.6.1.6 Operation Of Each Mechanism6.6.1.6.1 Paper Transport Mechanism(1) Paper Transport PathA sheet of paper fed out of

Options 2-Bin/Shift Tray6-62(3) Control of Transport MotorA two-phase stepping motor is used as Transport Motor. The motor is turned as the pulse sign

2-Bin/Shift Tray Options6-636.6.1.6.2 Full-of-Paper Detecting Mechanism(1) Job Tray• Paper is fed into the Upper Exit Tray or Lower Exit Tray dependin

Options 2-Bin/Shift Tray6-64(2) Shift TrayIn the Shift Tray, a photointerruptor (PWB-B2, -C2) is used. When light from the PWB-C2 LED is blockedby a s

2-Bin/Shift Tray Options6-656.6.1.6.3 Exit Path Switching MechanismThe paper path is selected by energizing or deenergizing Path Switching Solenoid SL

2-212.4.7 Erase Lamp•Any potential remaining on the surface of the PC Drum is neutralized by both light from the Erase Lampand a DC negative voltage a

Options 2-Bin/Shift Tray6-666.6.1.6.4 Initial OperationThe Transport Motor is energized at the same time when predrive of the machine is started (Job

2-Bin/Shift Tray Options6-676.6.1.6.5 Paper Misfeed Removal Door Set DetectionThe Paper Misfeed Removal Door is detected at its closed position by the

Options 2-Bin/Shift Tray6-686.6.2 DIS/REASSEMBLY, ADJUSTMENTPrecautions for Disassembly, Reassembly, and Adjustment• Before attempting to disassemble

2-Bin/Shift Tray Options6-69<Shift Tray>1. Rear Cover: Loosen four screws and slide the cover toward to the rear.2. Top Cover: Remove the Front

Options 2-Bin/Shift Tray6-706.6.3 TROUBLESHOOTING6.6.3.1 Paper misfeed detection and trouble shooting procedures6.6.3.1.1 Misfeed DetectionA paper mis

2-Bin/Shift Tray Options6-716.6.3.2 Malfunction detection and trouble shooting procedures6.6.3.2.1 Malfunction Detection (Shift Tray only)A malfunctio

6-72<2-Bin Tray>Lower fulldetecting sensorUpper fulldetecting sensorUpper empty sensorPQ boardUpper exit sensorPaper misfeed removaldoor set sen

6-73<Shift Tray>Shift motorTransportmotorUpper emptysensor LEDboardLower fullsensor PQ boardUpper emptysensor PQ boardShift homesensorUpper exit

6-746.7 Duplex Unit6.7 Duplex Unit...

Duplex Unit Options6-756.7.1 GENERAL, MECHANICAL/ELECTRICAL6.7.1.1 SpecificationsType : Switchback and Circulating Duplex UnitInstallation : Mounted

2-222.4.8 PH Section•Based on the image data output from the MFB Board, the LD (laser diode) is activated and thecorresponding light strikes the surfa

6-766.7.1.2 Parts Identification11. Duplex Unit Door6.7.1.3 Cross-Sectional View12341. Duplex Unit Transport Roller 12. Duplex Unit Transport Roll 13.

Duplex Unit Options6-776.7.1.4 Drive SystemSwitchback drive mechanismDuplex unit transportdrive mechanism6.7.1.5 Electrical Components LayoutM1PI1PWB-

6-786.7.1.6 Mechanical Operations6.7.1.6.1 Switchback Mechanism(1) Switchback OperationThe Paper Exit Roller reverses the direction of feeding the 1-s

Duplex Unit Options6-796.7.1.6.2 Transport and Duplex Paper Take-Up Mechanism(1) Transport and Duplex Paper Take-Up OperationThe paper fed into the Du

6-806.7.1.6.3 2-Sided Copying SchemesThe following two 2-sided copying schemes are available.Note, however, that the paper size (in the feeding direc

Duplex Unit Options6-81Duplex Unit Transport Sensor PI1HLDuplex Unit Transport Motor M2Switchback Motor M1ONOFFONOFFSynchronizing Roller Sensor PC2Man

6-82(2) Operation of Double-Sheet 2-Sided Copying1. The first sheet of paper is taken up and fed in and the image of the second page is printed.2. Jus

Duplex Unit Options6-836.7.2 DIS/REASSEMBLY, ADJUSTMENT6.7.2.1 Disassembly6.7.2.1.1 Removal of the Duplex Unit1. Remove the wiring cover (one screw).2

6-846.7.2.1.3 Cleaning of Exhaust Vent area1. Wipe the surface of the Exhaust Vent areas clean with a soft clothdampened with alcohol.

Duplex Unit Options6-856.7.2.2 ADJUSTMENT6.7.2.2.1 Adjustment of Printer Registration (side)Requirement:First perform the adjustments listed below:1.

2-232.4.8.1 PH Components12346571. Polygon Motor (M10) 2. Cylindrical Lens3. SOS Mirror 4. Collimator Lens5. Laser Diode Board (PWB-B) 6. SOS Sensor7.

6-866.7.3 MISFEED DETECTION6.7.3.1 Misfeed Detection6.7.3.1.1 Misfeed Detecting Sensors LayoutPaper exit sensorPC3Duplex unit transportsensor PI1Synch

Duplex Unit Options6-87Duplex unittransport motorSwitchbackmotorDuplex unit doorset sensorPWB-ADuplex main boardFrom themachine

6-886.8 Second phone line6.8 Second phone line ...

Second phone line Options6-896.8.1 Attaching the second phone line6.8.1.1 UnpackingIncluded in the second phone line kit’s carton box:NCU PCB ...

Options Second phone line6-905. Attach two long spacers and two short spacers to the places marked “ 2 ” on the metal plate.6. Attach the cable clamp

Second phone line Options6-9110Connect P30A and P3A, P30B and P3B using the harnesses. Pass the harnesses through the clampattached in step 6, and let

Options Second phone line6-926.8.2 Display of the Software VersionYou can see the current software version using the life monitor.1. From standby mode

Second phone line Options6-936.8.3 AdjustmentImportant: These memory switches and unique switches only for AL-250 are shown in this section.6.8.3.1 Me

Options Second phone line6-946.8.3.2 Unique Switches AdjustmentSetting the Unique Switches If necessary, you must set the following switches.1. From F

Second phone line Options6-95Unique Switch d:2 – ModemSwitchInitialSettingAdjust Usage/Comments7 0 Factory use only6 0 Factory use only5 0 Factory use

2-242.4.8.2 Laser Emission Timing (SOS Signal)•The signal output from the Master Board triggers the firing of the laser. The laser beam travels to the

6-966.9 RS-232C Interface

RS-232C Interface Options6-976.9.1 Attaching the RS-232C Interface6.9.1.1 UnpackingIncluded in the RS-232C Interface kit’s carton box:RS-232C Interfac

Options RS-232C Interface6-986.9.1.3 Attaching the RS-232C Interface1. Turn the machine off and unplug the power cord and phone line cord.2. Remove th

RS-232C Interface Options6-996.9.2 RS-232C TestThis mode is for return back test of the RS-232C port.Please refer to the Section 3 for the procedure.9

2-252.4.9 DEVELOPING UNIT• The Toner Conveying Rollers mix the toner and carrier particles together and carry the toner/carriermixture up to the Sleev

2-262.4.9.1 Sleeve/Magnet Roller•This machine employs the MT-HG system with a Sleeve/Magnet Roller having the following magneticcharacteristics.•Turni

2-272.4.9.2 Developing Bias•The amount of toner attracted onto the surface of the PC Drum is controlled by varying the developingbias voltage.•As the

2-282.4.9.3 ATDC Sensor•The ATDC Sensor automatic adjustment is made when a new I/C is installed in the machine. Tonerreplenishing control is thereaft

4ALL AreasCAUTIONDanger of explosion if battery is incorrectly replaced.Replace only with the same or equivalent type recommended by the manufacturer.

2-292.4.9.4 Sub Hopper Toner Replenishing Mechanism•Toner is replenished from the Sub Hopper to the Developing Unit by turning the Sub Hopper TonerRep

2-302.4.9.5 Sub Hopper Toner Empty Detecting Mechanism•A toner-empty condition in the Sub Hopper is detected by the Magnet Lever that moves up and dow

2-312.4.9.6 Main Hopper Toner Replenishing Mechanism•When a toner-empty condition in the Sub Hopper is detected, the Main Hopper Toner ReplenishingMot

2-322.4.9.7 I/C Cooling Fan Motor•The I/C Cooling Fan Motor prevents the temperature inside the machine (around the entire I/C) fromrising inordinatel

2-332.4.10 PAPER TAKE-UP/FEED SECTIONNote:For the details of the paper feed cassette (500-Sheet Cassette), see the Section 6 on this servicemanual.•Th

2-342.4.10.2 MP Cassette-in-Position Detection•When the MP Cassette is slid into the machine, the light blocking plate located in the rear of the cass

2-352.4.10.3 MP Cassette Paper Empty Detection•Two sensors are used in this machine: the Paper Empty Sensor detects a paper-empty condition, whilethe

2-362.4.10.4 MP Cassette Paper Size Detection•The Paper Size Detecting Board detects the length of the paper (FD).•A lever is connected to the Trailin

2-372.4.10.5 Paper Take-Up Mechanism•Drive from the Main Motor is transmitted to the Paper Take-Up Clutch (spring clutch) and, by energizingthe Paper

2-382. Manual Feed Paper Take-Up Detection•The Manual Feed Paper Take-Up Sensor detects a sheet of paper that is fed via the Manual BypassTray.•The si

iTable of ContentsSection 1 General Description1.1 Product Description ...

2-392.4.11 SYNCHRONIZING ROLLERS•The Synchronizing Rollers of this machine are located inside the Right Door. They are easily accessiblefor misfeed cl

2-402.4.11.2 Paper Dust Remover•The Paper Dust Remover is installed so that it makes contact with the Left Synchronizing Roller. It isintended for pre

2-412.4.12 IMAGE TRANSFER AND PAPER SEPARATIONImage Transfer•This machine employs an Image Transfer Roller to transfer the image to the paper. The Hig

2-422.4.13 PC DRUM PAPER SEPARATOR FINGERS•The three PC Drum Paper Separator Fingers fitted to the I/C mechanically separate paper from thesurface of

2-432.4.14 PC DRUM CLEANING•This machine employs a spent toner recycling mechanism. The Cleaning Blade which is held pressedagainst the surface of the

2-442.4.15 FUSING UNIT•The paper, to which the developed image is yet to be fixed, is fed through heated Left and Right FusingRollers. The heat and pr

2-452.4.15.1 Drive Mechanism•Drive from the Main Motor is transmitted via a gear train to the Right Fusing Roller.Right Fusing RollerPaper Exit Roller

2-462.4.15.3 Fusing Temperature Control•The Fusing Roller Heater Lamp inside the Left Fusing Roller provides the following temperature control.200185A

2-47<Temperature Control by Mode>•The mode that is initiated following the completion of a warm-up cycle varies as detailed belowdepending on th

2-482.4.16 PAPER EXIT UNIT•The Paper Exit Roller feeds the paper, to which the developed image has been fixed, out of the machine.The Charge Neutraliz

ii4.7 Cannot transmit ...

2-492.4.17 FUSING COOLING FAN MOTOR•The Fusing Cooling Fan Motor located in the Right Door prevents the temperature of the Fusing UnitCover and the ar

2-502.4.18 POWER UNIT COOLING FAN MOTOR•The Power Unit Cooling Fan Motor prevents the temperature at the Power Supply Unit and the PolygonMotor in the

3-1Section3 Software adjustment3.1 Field Service Program ModesThe machine feature maintenance modes for machine adjustment. Each mode is listed below

3-23.2 Machine Parameter Adjustment3.2.1 Setting the Machine ParametersThese switches are used to program internal machine parameters. The primary bac

3-3Machine Parameter A:0 Switch Initial Setting Adjust Usage/Comments 7 0 The country code enables the ROM to output the 6 0 correct programming inf

3-4Machine Parameter A:2 Switch Initial Setting Adjust Usage/Comments 7 1 Factory use only 6 0 Factory use only 5 1 Factory use only 4 0 Factory us

3-5Machine Parameter B:0SwitchInitialSettingAdjust Usage/Comments7060504030201101Leading edge documentmargin adjustment(ADF)Adjusts the leading edgema

3-6Machine Parameter B:2SwitchInitialSettingAdjust Usage/Comments7060504030211000Adjustment of the scanningstretching and squeezing forADF.(Vertical)T

3-7Machine Parameter B:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Adjusts the number of thesteps from DS2 OFF to thestart of the scanni

3-8Machine Parameter B:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Adjustment of the scanningstretching and squeezing forFBS.(Horizontal

1-1Section 1General Description1.1 Product DescriptionThe MFX-2500 is Multi-function product with flat bed scanner and Group 3 and V.34 HDX modem facs

3-9Machine Parameter B:8SwitchInitialSettingAdjust Usage/Comments7060504030201000Leading edge documentmargin adjustment(FBS)Adjusts the number of thes

3-10Machine Parameter C:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Mirror carriage standbyposition adjustmentAdjusts the number of thes

3-11Machine Parameter D:1 Switch Initial Setting Adjust Usage/Comments 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0 0 Scanning contrast leveladjustment in fine resol

3-12Machine Parameter D:7 Switch Initial Setting Adjust Usage/Comments 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0 0 Scanning contrast leveladjustment for copyresol

3-13Machine Parameter J:1 Switch Initial Setting Adjust Usage/Comments 7 0 Factory use only 6 0 Factory use only 5 0 Able to use the 1st cassettein ro

3-14Machine Parameter K:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the2nd cassette in no

3-15Machine Parameter K:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the4th cassette in no

3-16Machine Parameter K:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theLCC in normal prin

3-17Machine Parameter K:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theBypass tray in nor

3-18Machine Parameter L:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the2nd cassette in ro

General Description Muratec MFX-25001-21.2 General specificationsItem Specifications / CommentsType Multi-function product with flatbed scanner.Group

3-19Machine Parameter L:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the4th cassette in ro

3-20Machine Parameter L:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theLCC in rotate prin

3-21Machine Parameter L:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theBypass tray in rot

3-22Machine Parameter M:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the2nd cassette in no

3-23Machine Parameter M:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the4th cassette in no

3-24Machine Parameter M:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theLarge Capacity Cas

3-25Machine Parameter M:6SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theBypass tray in nor

3-26Machine Parameter N:0SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the2nd cassette in ro

3-27Machine Parameter N:2SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at the4th cassette in ro

3-28Machine Parameter N:4SwitchInitialSettingAdjust Usage/Comments7060504030201000Printer registrationadjustment (Horizontal) at theLarge Capacity Cas