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7.1 Precautions prior to repair ............................................................................................ 1
36
7.2 Items to be checked prior to taking action on abnormal images ............................... 1
36
7.3 Precautions when taking action on abnormal images ................................................. 1
36
7.4 Troubleshooting method ................................................................................................ 1
36
7.4.1 LCD Message List ............................................................................................ 1
37
7.4.2 Preparing for troubleshooting ........................................................................... 15
0
7.4.2.(1) LCD Display Malfunction ................................................................ 15
2
7.4.2.(2) Irregular Operation of the device after turning on the power ......... 15
3
7.4.2.(3) Paper Feed Jam (Error 391:1st tray) ............................................. 16
2
7.4.2.(4) Paper Feed Jam (Error 390: Multipurpose tray) ............................ 16
4
7.4.2.(5) Paper transport jam (Error 381) ..................................................... 1
66
7.4.2.(6) Paper Exit Jam (Error 382) ............................................................ 17
1
7.4.2.(7) Paper Size Error (Error 400) .......................................................... 17
4
7.4.2.(8) ID Unit Up-Down Error (Service Call 140-143) .............................. 17
5
7.4.2.(9) Fuser Error (Error 170-177) ........................................................... 1
76
7.4.2.(10) Motor Fan Error(Error 127) .......................................................... 1
77
7.4.2.(11) Print Speed is Slow (Low Performance) ...................................... 1
78
7.4.2.(12) LED head is not recognized(Error 131,132,133,134) .................. 1
78
7.4.2.(13) Toner cartridge is not recognized (Error 540, 541, 542, 543) ...... 1
79
7.4.2.(14) Fuse Cut Error (Error 150-155) .................................................... 18
0
7.4.2.(15) Dew Condensation Errors (Error 123) ......................................... 18
1
7.4.2.(16) RFID Related Error (Error 610-613) .............................................. 18
2
7.4.3 Image Problem Troubleshooting ....................................................................... 18
3
7.4.3.(1) Color is totally pale (Figure 7.2 A ) ................................................. 18
4
7.4.3.(2) Background is dirty (Figure 7.2 B ) ................................................ 18
5
7.4.3.(3) Blank Print (Figure 7.2 C ) ............................................................. 1
86
7.4.3.(4) Vertical lines are printed ................................................................. 1
87
7.4.3.(5) Cyclic Print Trouble (Refer to Figure 7.2 E ) .................................. 1
88
7.4.3.(6) Color drift is wide. .......................................................................... 1
89
7.4.3.(7) Solid Black Print ............................................................................. 19
0
7.4.4 Response after Flash compulsive initialization ................................................. 19
1
7.4.5 Network Troubleshooting .................................................................................. 19
2
7.5 Fuse Checking .............................................................................................................. 19
3
8. CONNECTION DIAGRAMS ............................................................................19
4
8.1 Check of resistance values .......................................................................................... 19
4
8.2 Component layout ........................................................................................................
197
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d-Color P116 Service Manual
Y110260-4