Muratec MFX-1700 Specifications Page 19
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2-7
2.3 Network Control Unit (NCU) PCB
The NCU PCB provides the connection to the telephone line. It consists of the interface circuit, dial pulse
generator, ring signal detector and telephone control circuit.
TXA
TONE
OH
CI
RXA
GENERATOR
NCU PCB
MODULAR
PCB
+24V, +5V, GND
+12V, -12V
S
DP
NCU PCB block diagram
Major components of the NCU
CML relay
Connects the telephone line to the phone or fax.
S relay
Used to send dial pulse signals in pulse dialing.
OH & Tone detector
Detects the On-hook condition of the second telephone unit.
H relay
Connects the Tel1 and Tel2 line to the fax machine.
24V generator
Supplies 24 volts to the relays.
Ring signal detector
A photo coupler that detects an incoming ring.
- MFX-1300/MFX-1700 1
- MFX-1200/MFX-1600 1
- Table of Contents 3
- Section 6 Options 5
- Safety Information 7
- Section 1 9
- General Description 9
- 1.2 Specifications 10
- Section2 13
- Machine Composition 13
- MFX-1200/1300 14
- Connection Diagram (2/2) 14
- MFX-1600/1700 15
- Connection Diagram (1/2) 15
- 2.2 Main Control PCB 17
- GENERATOR 19
- 2.4 Power Supply Unit (PSU) 20
- 2.5 Sensors 21
- 2.5.2 Sensor Descriptions 22
- 2.6.1 Document Detection 23
- 2.6.2 Document Separation 23
- 2.6.3 Document Transport 23
- 2.6.4 Document Scanning 23
- 2.6.5 Document Discharge 24
- 2.7 Recording Section 25
- 2.8 Image Processing 25
- Toner agitator 26
- Toner supply roller 26
- Developing roller 26
- Hight voltage unit + output 27
- Eraser brush 27
- 2.8.6 Fusing 28
- MFX-1300/MFX-1200: 29
- Post card printing only 29
- Section3 31
- Adjustment Procedures 31
- Machine Parameter A:0 33
- Machine Parameter A:1 33
- Machine Parameter A:2 34
- (MFX-1700/MFX-1600) 35
- (MFX-1300/MFX-1200) 35
- (MFX-1700/MFX-1600) 35
- (MFX-1300/1200) 36
- (MFX-1300MFX-1200) 37
- (MFX-1700/1600) 38
- (MFX-1300-1200) 38
- Machine Parameter B:7 39
- Machine Parameter B:8 39
- Machine Parameter B:9 ∼ 39
- ∼ C:9 --- Factory use only 39
- Machine Parameter D:0 40
- Machine Parameter D:1 40
- Machine Parameter D:2 40
- Machine Parameter D:3 40
- Machine Parameter D:4 41
- Machine Parameter D:5 41
- Machine Parameter D:6 41
- Machine Parameter D:7 41
- Machine Parameter G:6 44
- Machine Parameter G:7 44
- Machine Parameter H:0 44
- Machine Parameter J:0 46
- Machine Parameter J:1 46
- Machine Parameter J:2 46
- Machine Parameter J:3 47
- Machine Parameter J:4 47
- Machine Parameter J:5 ∼ 47
- ∼ J:9 --- Factory use only 47
- 3.3 Memory Switch Adjustment 48
- Memory Switch A:0 - Dialer 49
- Memory Switch A:1 - Dialer 49
- Memory Switch A:2∼ 49
- ∼ A:4 --- Factory use only 49
- Memory Switch A:5 - Dialer 50
- Memory Switch A:6 ∼ 50
- ∼ A:9 --- Factory use only 50
- Memory Switch B:7 ∼ 54
- ∼ B:9 --- Factory use only 54
- Memory Switch C:2 ∼ 55
- Memory Switch D:4 ∼ 57
- ∼ D:9 --- Factory use only 57
- Memory Switch E:0 - Scanner 58
- Memory Switch E:1 ∼ 58
- ∼ F:9 --- Factory use only 58
- Memory Switch H:3 ∼ 65
- 3.5 All RAM Clear 66
- 3.7 Unique Switch Adjustment 70
- Unique Switch c:4 ∼ 75
- ∼ c:9 --- Factory use only 75
- Unique Switch d:0 - Modem 76
- Unique Switch d:1 - Modem 76
- Unique Switch d:2 - Modem 77
- Unique Switch d:4 77
- Unique Switch d:5 78
- Unique Switch d:6 - Modem 78
- Unique Switch e:2 - Scanner 80
- Unique Switch e:4 - Scanner 80
- Unique Switch e:5 - Scanner 81
- Unique Switch e:6 - Scanner 81
- Unique Switch e:7 - Scanner 82
- Unique Switch e:8 - Scanner 82
- (MFX-1300) 83
- (MFX-1700) 83
- Unique Switch f:0 - Printer 84
- Unique Switch f:1 - Printer 84
- Unique Switch f:2 - Printer 85
- Unique Switch f:3 ∼ 85
- ∼ f:4 --- Factory use only 85
- Unique Switch f:5 - Printer 85
- Unique Switch f:6 - Printer 86
- Unique Switch f:7- Printer 86
- Unique Switch g:1 ∼ 87
- ∼ g:6 --- Factory use only 87
- Unique Switch g:8 ∼ 88
- ∼ g:9 --- Factory use only 88
- Unique Switch h:5 ∼ 90
- ∼ i:6 --- Factory use only 90
- 100% 50% 200% 91
- 3.8 Printer maintenance mode 93
- 3.9 Print Program Mode List 94
- 3.10 Test Modes 94
- 3.10.1 Life Monitor 95
- 3.10.2 Printer Test 96
- 3.10.3 Feeder test 97
- 3.10.4 Background Level Test 97
- 3.10.5 Set Background Level 97
- Unique Switch Settings 98
- 3.12 Factory Functions 98
- 3.12.3 LCD Test 99
- 3.12.4 Key Panel Test 99
- 3.12.5 SRAM Check 100
- 3.12.6 DRAM Check 100
- 3.12.8 RS-232C Test 101
- 3.13 Line Tests 102
- 3.13.2 Tonal Signal Test 103
- 3.13.3 DTMF Output Test 106
- Mirror Locked :On 107
- 107
- / /Enter 107
- 3.15 Consumable order sheet 108
- LCD will show: 109
- 3.16 DRAM Clear 111
- 3.17 Clear Life Monitor 111
- 3.18 Clear Optional Data 112
- 3.19 Set Service Code 112
- Service report settings 120
- 3.22 JP1, JP2 Battery Backup 122
- 3.23 Update the software 122
- Section4 123
- Troubleshooting Procedures 123
- 4.2 Recording Paper Jam 124
- 4.3 Document Feeder Jam 124
- 4.5 Mirror Carriage Error 125
- 4.6 Transmit Error 125
- 4.7 Transmit Black Lines 125
- 4.8 Cannot transmit 126
- 4.9 Receive Errors 126
- 4.10 Will not Auto-Answer 126
- 4.11 Clearing Jammed Paper 127
- To remove the document: 128
- 4.12.1 Blank pages 131
- 4.12.2 Black pages 131
- 4.12.3 Printout too light 132
- 4.12.4 Printout too dark 132
- 4.12.5 Blurred background 132
- 4.12.6 Uneven print density 133
- 4.12.7 Irregularities 133
- 4.12.8 White (Black) Line 134
- 4.12.9 Toner Smudges 134
- 4.13 LCD Error Messages 135
- PAPER SIZE 138
- 4.14 Error Codes 140
- Transmission errors 141
- Communication Error Messages 142
- 4.15 Service Call Error 143
- RX Motor Error 145
- Drum Fuse Error 145
- H-Vlt Fuse Disconnect 145
- 4.16 LCD Failure 146
- 4.17 General Power Failure 146
- 4.18 Cleaning the Unit 147
- Cleaning the LED print head 148
- Section5 149
- Maintenance & Adjustment 149
- 5.1 Maintenance schedule 150
- 5.2 Re/Disassemble 151
- 5.2.1 Covers 153
- FRONT COVER 154
- REAR COVER 154
- TOP REAR COVER 155
- HARNESS HOLDER 155
- Tx cover 156
- Tx side cover F 156
- Tx side cover R 157
- Exit tray 157
- Option cover A 158
- Rx exit cover 158
- Rx exit cover A 158
- Rx exit cover B 158
- Right cover 159
- Line cover 159
- Cover opener 159
- Cover lever 159
- PANEL COVER 160
- PLATEN COVER 160
- BOTTOM CORNER COVER 160
- BYPASS TRAY 160
- 5.2.2 PCBs 161
- Shield plate 162
- Main control PCB 162
- NCU PCB 163
- MODULAR PCB 163
- POWER SUPPLY UNIT (PSU) 164
- CONNECT PRINTER PCB 165
- Film harness of the LCD 166
- Bottom corner cover 167
- Hinge screw 167
- BATTERY PCB 169
- Inverter PCB 170
- Lens cover 170
- Connect ADF PCB 171
- Ground wire 171
- 5.2.3 Sensors 172
- 5.2.4 Scanning section 173
- TXIL(ADF) 174
- Separator gear 22 174
- Separator roller assembly 174
- Retard cover 175
- Retard roller assembly 175
- Torque limiter 175
- Motor bracket 176
- Spring C 176
- Pulley 50/17 G26 176
- Pulley 17 176
- Inner guide A assembly 176
- Feed roller A 177
- APS bracket 177
- APS feeler 177
- FEED ROLLER B 178
- Exit gear 24 179
- Platen sheet 179
- Platen stay B 180
- Exit roller 180
- HOME SENSOR / END SENSOR 181
- FBS MOTOR 181
- Ground plate 182
- Belt retainer 183
- Flat cable 183
- Cover switch 185
- Solenoid 186
- Rx motor 186
- Drive gear assembly 187
- Pick up roller MP 188
- Image transfer roller 189
- PDS / Thermistor 190
- EXIT ROLLER P 190
- Paper pick up roller 191
- Feed roller BP 192
- MP bracket 192
- FEED ROLLER AP 193
- Press spring B 194
- Release lever 194
- Press roller BP 194
- PSS cover 194
- LED print head 195
- Bypass tray 196
- 5.3 Adjustment 197
- Section 6 199
- Options 199
- PHONE1PHONE2 201
- 6.3 RS-232C interface 202
- RS-232C interface cable 204
- Signal direction 204
- RS-232C Test 204
- Packaging contents: 205
- Installation 205
- 6.4 AL-200 206
- (only for MFX-1700/MFX-1600) 206
- Modular PCB 207
- 6.5 OP-100/NP-200 210
- Option cover B 213
- EtherNet port Network cable 214
- 6.6 Attaching the 2-Bin tray 215
- PCB shield 215
- Printer connect PCB 215
- RX exit cover A 216
- <References> 217
- 6.7 Second paper cassette 220
- 3x10mm screws 222
- Setting of the Paper Size 223
- Access cover 225
- 6.Attacht the module box 226
- Copy/Fax/Scan label 230
- Soft key label 230
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