Konica Minolta magicolor 2500W Service Manual page 36

Field Service Ver. 1.0 Aug. 2006
16.3.1 04: Printer control board malfunction ........................................................ 145
16.3.2 05: Flash ROM malfunction....................................................................... 145
16.3.3 08: Main motor malfunction....................................................................... 146
16.3.4 0B: Ventilation fan motor malfunction........................................................ 146
16.3.5 0C: Power supply cooling fan motor malfunction ...................................... 147
16.3.6 10: Polygon motor malfunction.................................................................. 147
16.3.7 12: Laser malfunction................................................................................ 148
16.3.8 14: 2nd image transfer pressure/retraction failure..................................... 148
16.3.9 15: Cleaning blade pressure/retraction failure .......................................... 149
16.3.10 16: Transfer belt rotation failure................................................................. 150
16.3.11 17: Rack rotation failure ............................................................................ 150
16.3.12 18: Heating roller warm-up failure ............................................................. 151
16.3.13 19: Abnormally low heating roller temperature ......................................... 151
16.3.14 1A: Abnormally high heating roller temperature........................................ 151
16.3.15 1B: Faulty thermistor ................................................................................. 151
16.3.16 21: Faulty OHP sensor.............................................................................. 151
16.3.17 24: Faulty fusing thermistor resistor .......................................................... 152
17. Power supply errors............................................................................................. 153
17.1 Machine is not energized at all (PU operation check) ...................................... 153
17.2 Control panel indicators do not light ................................................................. 153
17.3 Fusing heaters do not operate.......................................................................... 154
18. Miscellaneous errors ........................................................................................... 155
18.1 List of miscellaneous malfunctions ................................................................... 155
18.1.1 Fatal error engine I/F................................................................................. 155
18.2 ROM error......................................................................................................... 156
18.2.1 SDRAM error ............................................................................................ 156
18.3 Fatal error EEPROM......................................................................................... 157
18.3.1 Fatal error data decompression ................................................................ 157
18.4 Fatal error non-supported engine ..................................................................... 158
18.5 Fatal error IDC sensor ...................................................................................... 158
18.6 Controller internal error..................................................................................... 159
18.7 Fatal error DBE ................................................................................................. 159
18.7.1 Fatal error video transfer ........................................................................... 159
18.8 Fatal print spooler error .................................................................................... 160
19. Image quality problems ....................................................................................... 161
19.1 Solution............................................................................................................. 161
19.1.1 White lines in FD, white bands in FD, colored lines in FD,
and colored bands in FD........................................................................... 161
vii