Konica Minolta bizhub C250 Service Manual page 37

Troubleshooting
15. Jam Display......................................................................................................... 397
15.1 Misfeed Display ................................................................................................ 397
15.1.1 bizhub C250.............................................................................................. 397
15.1.2 bizhub C252.............................................................................................. 399
15.1.3 Misfeed Display Resetting Procedure....................................................... 400
15.2 Sensor layout.................................................................................................... 401
15.3 Solution ............................................................................................................ 403
15.3.1 Initial Check Items .................................................................................... 403
15.3.2 Misfeed at Tray 1 feed section .................................................................. 404
15.3.3 Misfeed at 2nd Image Transfer section ..................................................... 405
15.3.4 Misfeed at Tray 2 feed, Tray 2 vertical transport section ........................... 406
15.3.5 Misfeed at Manual Bypass feed section ................................................... 407
15.3.6 Misfeed at LCT feed and LCT vertical transport section (PC-403) ........... 408
15.3.7 Misfeed at Tray 3 Feed and Tray 3 vertical transport section (PC-103/PC203)
.................................................................................................................. 409
15.3.8 Misfeed at Tray 4 Feed and Tray 4 vertical transport section (PC203) ..... 410
15.3.9 Misfeed at Duplex transport section (AD-503) .......................................... 411
15.3.10 Misfeed at Duplex Unit pre-registration section (AD-503)......................... 412
15.3.11 Misfeed at Fusing/Exit section .................................................................. 413
16. Malfunction code................................................................................................. 414
16.1 Alert code ......................................................................................................... 414
16.1.1 Alert list..................................................................................................... 415
16.2 Solution ............................................................................................................ 416
16.2.1 S-1: CCD clamp/gain adjustment failure................................................... 416
16.2.2 P-5: IDC Sensor (Front) failure ................................................................. 416
16.2.3 P-28 IDC Sensor (Back) failure................................................................. 416
16.2.4 P-6: Cyan Imaging Unit failure .................................................................. 417
16.2.5 P-7: Magenta Imaging Unit failure ............................................................ 417
16.2.6 P-8: Yellow Imaging Unit failure ................................................................ 417
16.2.7 P-9: Black Imaging Unit failure.................................................................. 417
16.2.8 P-21: Color Shift Test Pattern failure......................................................... 417
16.2.9 P-22: Color Shift Adjust failure.................................................................. 417
16.2.10 P-26: 1st image transfer ATVC (Black) failure........................................... 418
16.2.11 P-27: 2nd image transfer ATVC failure ..................................................... 418
16.2.12 P-29: 1st image transfer ATVC (Color) failure........................................... 418
16.2.13 P-30: Color PC Drum Sensor malfunction ................................................ 418
16.2.14 P-31: Black PC Drum Sensor malfunction................................................ 419
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Field Service Ver. 3.0 Aug. 2006