Konica Minolta bizhub c20 Service Manual page 43

18.3.28 13E2: Engine flash ROM write error ......................................................... 343
18.3.29 13E3: Engine flash ROM device fault ....................................................... 343
18.3.30 SCANNER MOTION ERROR CHECK SCANNER LOCK ........................ 343
18.3.31 14A3: IR lamp malfunction........................................................................ 344
18.3.32 1038: Engine connect error ...................................................................... 344
18.3.33 3FFF: Flash ROM write error.................................................................... 345
18.3.34 4FFF: Controller connect error ................................................................. 345
18.3.35 C002: RAM error at startup (standard memory)
C003: RAM error at startup (expanded memory) ..................................... 346
18.3.36 C013: MAC address error at startup
C015: BOOT ROM error at startup
C022: NVRAM error at startup ................................................................. 346
18.3.37 C025: Controller ROM error (Configuration information error)
C026: Controller ROM error (Access error)
C027: Controller ROM error (Data error) .................................................. 347
18.3.38 C050: HDD access error........................................................................... 347
18.3.39 C051: HDD full error ................................................................................. 348
18.3.40 C052: Compact flash access error ........................................................... 348
18.3.41 C053: Compact flash full error .................................................................. 349
18.3.42 C060: Firmware update error.................................................................... 349
18.3.43 FFFF: Interface communication error ....................................................... 350
19. Power supply troubles ......................................................................................... 351
19.1 Machine is not energized at all (DCPU operation check) ................................. 351
19.2 Control panel indicators do not light ................................................................. 351
19.3 Fusing heaters do not operate ......................................................................... 352
20. Image quality problems ....................................................................................... 353
20.1 Printer system .................................................................................................. 353
20.1.1 White lines/bands, colored lines/bands in sub scan direction................... 353
20.1.2 White lines/bands, colored lines/bands in main scan direction................. 354
20.1.3 Uneven density in sub scan direction ....................................................... 355
20.1.4 Uneven density in main scan direction ..................................................... 356
20.1.5 Low image density .................................................................................... 357
20.1.6 Gradation reproduction failure .................................................................. 358
20.1.7 Foggy background .................................................................................... 359
20.1.8 Poor color reproduction............................................................................. 360
20.1.9 Void areas, white spots ............................................................................. 361
20.1.10 Colored spots............................................................................................ 362
20.1.11 Blurred image ........................................................................................... 363
20.1.12 Blank copy, black copy .............................................................................. 364
xiv
Field Service Ver. 1.0 Sep. 2008