Muratec F-116 User Manual download pdf (Page 110)

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Alignment and Troubleshooting

4-50

4.2.4 The cause and solution of the malfunction

1) Fuser Error

Description : Fuser error is displayed on LCD

1. Check whether the thermostat,

AC wire, and/or heat lamp are

open or not.

Replace the fuser if a thermostat

is open.

Replace the fuser if a thermistor

sensor is located deep inside of

a sponge.

Check whether the overheat

mode circuit operates normally

or not.

Replace the fuser.

2. Check whether a

thermistor is open or not.

3. Heat lamp ON/OFF test

4. It could not operate

due to a gear of a fuser is melted.

1 2 ... 105 106 107 108 109 110 111 112 113 114 115 ... 149 150

F-116 / F-116P 1
Contents 3
1. Precautions 7
1.2 Caution for safety 8
1.2.3 Handling Precautions 9
Precautions 10
1.3 ESD Precautions 11
2.1 Product Specications 13
2.1.2 Specications 14
2.1.2.2 Print Specications 15
2.1.2.3 Scan Specications 16
2.1.2.4 Copy Specications 16
2.1.2.6 Fax Specications 18
2.1.2.7 Paper Handling 19
2.1.2.8 Maintenance Parts 20
2.1.3 Model Comparison Table 21
2.2 System Overview 22
2.2.2 Rear View 23
2.2.3 System Layout 24
2.2.3.1 Feeding Part 25
2.2.3.2 Transfer Assy 26
2.2.3.3 Driver Assy 26
2.2.3.4 Fuser 27
2.2.3.6 Toner Cartridge 30
2.2.4.1 Main PBA 31
2) Flash Memory 32
3) SDRAM 32
4) Sensor Input Circuit 33
2.2.4.2 HVPS and SMPS Board 34
■ HVPS Board 35
■ SMPS Board 36
2.2.4.3 Fax 37
2.2.4.4 Scan 38
2.2.5.1 Feeding 39
2.2.5.2 Transfer 39
2.2.5.3 Fusing 40
2.2.5.4 LSU 40
2.2.6 S/W Descriptions 41
. GDI & PCL6 (PCL XL) 42
3. Disassembly and Reassembly 45
■ F-116 Series 46
3.3 White Roller 47
3.4 Front Cover 48
3.5 Rear cover 48
3.6 Scan Ass’y 49
3.6.1 OPE unit 50
3.6.2 Scan Drive unit 51
3.6.3 ADF roller 52
3.6.4 CIS 52
3.7 Right/Left Cover 53
3.8 Fuser Unit 54
[A][A][A] 55
[B][B][B] 55
3.11 FAN 56
3.12 LSU 57
Transfer roller 58
Disassembly and Reassembly 59
3.15 Pick up roller 60
3.16 Cassette holder pad 60
4.1 Alignment and Adjustments 61
4.1.3 JAM Removal 64
4.1.3.2 Clearing paper jams 65
In the manual tray 66
Inside the machine 66
In exit area 67
4.1.4 Paper Path 68
4.1.5 Menu Map 69
4.1.6 Tech Mode 73
■ Tech mode Menu Map 74
Data Setup 75
Machine Test 76
PROTOCOL LIST 77
SYSTEM DATA 77
SUPPLIES INFO 77
4.1.7 EDC Mode 78
■ EDC Mode Menu 79
■ ACRONYMS 80
4.1.10 Error Message 83
4.2 Troubleshooting 86
2) Vertical White Line 88
3) Horizontal Black Band 89
4) Black/White Spot 90
5) Light Image 91
6) Dark Image or a Black Page 92
7) Uneven Density 93
8) Background 94
9) Ghost (1) 95
10) Ghost (2) 97
62.8 or 77.6mm 98
47 or 62.8mm 100
14) Blank Page Print out (1) 101
15) Blank Page Print out (2) 102
1) Wrong Print Position 103
2) JAM 0 104
3) JAM 1 105
4) JAM 2 106
5) Multi-Feeding 107
6) Paper rolled in the fuser 108
Alignment and Troubleshooting 109
1) Fuser Error 110
2) LSU Error 111
1. Check the Heat Lamp 112
1. Replace the Fuser 112
2. Replace the Main PBA 112
3. Replace the SMPS 112
4) Paper Empty 113
6) Cover Open 115
8) No Power 117
3) Abnormal Printing 121
1) No Dial Tone 122
2) Defective MF DIAL 123
4) Defective FAX FORWARD 125
5) Defective FAX RECEIVE (1) 126
6) Defective FAX RECEIVE (2) 127
7) Defective FAX RECEIVE (3) 128
8) Defective FAX RECEIVE (4) 129
4.2.7 Copy Problems 131
2) White Copy 132
3) Abnormal noise 133
4) Defective Image Quality 134
4.2.8 Scanning Problems 135
5. System Diagram 137
5.2 Connection Diagram 138
6. Reference Information 139
6.2.1 Acronyms 140
Reference Information 141
6.2.2 Service Parts 142
ACRONYM EXPLANATION 143
6.4 Selecting a location 147
Muratec America, Inc 150

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Muratec F-116 User Manual Page 110

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