44292401TH Rev.1
65 /
Oki Data CONFIDENTIAL
14.3.57 SOFT SWITCH: #55 ............................................................................... 169
14.3.58 SOFT SWITCH: #56 ............................................................................... 169
14.3.59 SOFT SWITCH: #57 ............................................................................... 169
14.3.60 SOFT SWITCH: #58 ............................................................................... 169
14.3.61 SOFT SWITCH: #59 (Part 1) .................................................................. 170
14.3.62 SOFT SWITCH: #59 (Part 2) .................................................................. 170
14.3.63 SOFT SWITCH: #59 (Part 3) .................................................................. 171
14.3.64 SOFT SWITCH: #60 ............................................................................... 171
14.3.65 SOFT SWITCH: #61 ............................................................................... 171
14.3.66 SOFT SWITCH: #62 ............................................................................... 172
14.3.67 SOFT SWITCH: #33 ............................................................................... 172
14.3.68 SOFT SWITCH: #64 ............................................................................... 172
15.
Fax Protocols
................................................................................................... 173
15.1
G3 ECM (G3 Error Correction Mode)............................................................ 173
15.2 Line control .................................................................................................... 173
15.2.1
Procedure of G3 mode communication .................................................. 173
15.3 Table of reference code..................................................................................174
15.4
How to analyze the T30 protocol monitor.......................................................174
TROUBLESHOOTING .................................................... 178
16.
Jam display ...................................................................................................... 178
16.1
Misfeed display .............................................................................................. 178
16.1.1
Misfeed display resetting procedure ....................................................... 178
16.2 Sensor layout................................................................................................. 178
16.3 Solution.......................................................................................................... 179
16.3.1
Initial check items ................................................................................... 179
16.3.2
Misfeed at tray1 media feed section ....................................................... 179
16.3.3
Misfeed at 2nd transfer section............................................................... 179
16.3.4
Misfeed at fusing section ........................................................................ 180
16.3.5
Misfeed at exit section
............................................................................ 180
16.3.6
Misfeed at the document feeding section ............................................... 181
16.3.7
Document transport section ................................................................... 181
16.3.8
Misfeed at the document exit section
..................................................... 182
17.
Malfunction code.............................................................................................. 182
17.1
Trouble codes (service call) .......................................................................... 182
17.1.1
Trouble code list...................................................................................... 182
17.2
Resetting a malfunction................................................................................. 183
17.3
Solution.......................................................................................................... 184
17.3.1
0001: Transport motor malfunction ......................................................... 184
17.3.2
001B: Developing motor malfunction ...................................................... 184
17.3.3
004C: Ozone ventilation fan motor malfunction ...................................... 184
17.3.4
004E: DC power supply fan motor malfunction....................................... 184
17.3.5
0092: Transfer belt rotation failure........................................................... 184
17.3.6
0094: 2nd image transfer pressure/retraction failure .............................. 185
17.3.7
0300: Polygon motor malfunction ........................................................... 185
17.3.8
0310: Laser malfunction ......................................................................... 185
17.3.9
0500: Fuser warm-up failure
0503: Thermistor resistance failure......................................................... 185
17.3.10 0502: Thermistor open-circuit failure
0510: Abnormally low fuser temperature
0520: Abnormally high fuser temperature .............................................. 186
17.3.11 0F51: Waste toner full sensor malfunction.............................................. 186
17.3.12 13C0: Print control board malfunction .................................................... 186
17.3.13 13DD: Backup data error ........................................................................ 186
17.3.14 13F0: Engine control failure.................................................................... 186
17.3.15
13E2: Engine flash ROM write error
....................................................... 186
17.3.16 0045: Exit tray cooling fan motor malfunction
......................................... 187
17.3.17 0650: Scanner home sensor abnormalities ............................................ 187
17.3.18 14A3: IR lamp malfunction...................................................................... 187
17.3.19 1038: Engine connect error .................................................................... 187
17.3.20 3FFF: Flash ROM write error.................................................................. 188
18.
Power supply errors ......................................................................................... 188
18.1
Machine is not energized at all (DCPU operation check) ............................. 188
18.2 Control panel indicators do not light.............................................................. 188
19.
Image quality problems.................................................................................... 189
19.1
Print system ................................................................................................... 189
19.1.1
White lines/bands, colored lines/bands in sub scan direction ................ 189
19.1.2
White lines/bands, colored lines/bands in main scan direction .............. 189
19.1.3
Uneven density in sub scan direction ..................................................... 190
19.1.4
Uneven density in main scan direction ................................................... 190
19.1.5
Low image density.................................................................................. 191
19.1.6
Gradation reproduction failure ................................................................ 191
19.1.7
Foggy background .................................................................................. 192
19.1.8
Poor color reproduction .......................................................................... 192
19.1.9 Void areas, white spots........................................................................... 193
19.1.10 Colored spots ......................................................................................... 193
19.1.11 Blurred image ......................................................................................... 194
19.1.12 Blank copy, black copy............................................................................ 194
Summary of Contents for MC160MFP
Page 1: ...MC160MFP Maintenance Manual 011710A...
Page 18: ...44292401TH Rev 1 17 Oki Data CONFIDENTIAL MC160n Main body THEORY OF OPERATION...
Page 55: ...44292401TH Rev 1 54 Oki Data CONFIDENTIAL Auto Document Feeder Unit THEORY OF OPERARTION...
Page 61: ...44292401TH Rev 1 60 Oki Data CONFIDENTIAL MC160n Main body FIELD SERVICE...
