Konica Minolta bizhub C25 Service Manual page 39

18.4.42 FFFF: Interface communication error ....................................................... 301
19. POWER SUPPLY TROUBLE .............................................................................. 302
19.1 Machine is not energized at all (DCPU operation check) ................................. 302
19.2 Control panel indicators do not light ................................................................. 302
19.3 Fusing heaters do not operate ......................................................................... 303
20. FAX ERROR ....................................................................................................... 304
20.1 When faxing is not performed correctly ............................................................ 304
20.1.1 Can not send a fax.................................................................................... 304
20.1.2 Can not receive a fax ................................................................................ 306
20.1.3 Dialing connection problem ...................................................................... 308
20.2 Communication error ........................................................................................ 309
20.2.1 Outline ...................................................................................................... 309
20.2.2 Error occurring during transmission.......................................................... 309
20.2.3 Error occurring during reception ............................................................... 309
20.3 Error code list ................................................................................................... 310
20.3.1 Reception.................................................................................................. 310
20.3.2 Transmission............................................................................................. 312
20.4 Error codes and corresponding solution........................................................... 315
20.4.1 Reception error code (0001-0072)............................................................ 315
20.4.2 Transmission error code (0080-00FF) ...................................................... 325
20.5 FAX can sent but not receive............................................................................ 339
20.6 FAX line says talking ........................................................................................ 340
20.7 Pick up the phone, but the machine does not go into Off-Hook state .............. 341
20.8 In VoIP system environment, the machine can not fax properly....................... 342
21. SCAN ERROR .................................................................................................... 343
22. IMAGE QUALITY PROBLEM.............................................................................. 344
22.1 How to identify problematic part ....................................................................... 344
22.1.1 Initial check items ..................................................................................... 344
22.2 Solution ............................................................................................................ 345
22.2.1 Scanner system: white lines, white bands, colored lines and colored bands in
sub scan direction..................................................................................... 345
22.2.2 Scanner system: white lines, white bands, colored lines and colored bands in
main scan direction................................................................................... 346
22.2.3 Scanner system: color spots..................................................................... 347
22.2.4 Scanner system: fog ................................................................................. 348
22.2.5 Scanner system: blurred image, blotchy image ........................................ 349
22.2.6 Scanner system: incorrect color image registration, sync shift
(lines in main scan direction) .................................................................... 350
22.2.7 Scanner system: moire ............................................................................. 351
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Field Service Ver. 1.1 May 2011