Troubleshooting Procedures Classified By Image Failure; Blank Copy - Minolta Di200 Service Manual

FrameMaker Ver.5.5(PC) Di200/Di251/Di351 TROUBLESHOOTING
01.01.17
5-3.

Troubleshooting Procedures Classified by Image Failure

(1)

Blank Copy

Section Step
1 Developing Unit is driven properly.
2 Image transfer current contact terminal
is dirty or deformed.
3 Developing bias contact terminal is
dirty or deformed.
4 PH shutter (the one located on the
laser beam path between PH Assy and
Engine PC Drum) opens and closes properly.
5 PC Drum protective shutter opens and
closes properly.
6 Master Board and PH Assy are con-
nected properly.
1 CCD2 Board and MFB2 Board are
connected properly.
IR 2 MFB2 Board and Master Board are
connected properly.
<Typical Faulty Images>
4011T516AA
Check Result
NO
YES Clean or change.
YES Clean or change.
NO
NO
YES Change I/C.
NO
NO
YES Change CCD Unit.
NO
T-48
Action
Correct or change drive
coupling mechanism.
Correct.
Correct.
Change PH Assy.
Change High Voltage
Unit.
Change Master Board.
Correct.
Correct.
Change MFB2 Board.
Correct.