Low Image Density - Minolta Di200 Service Manual

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

Low Image Density

Section Step
1 Image transfer current contact terminal
is dirty or deformed.
2 Developing bias contact terminal is
dirty or deformed.
3 Select functions in the following order:
Tech. Rep. Mode → Tech. Rep. Choice
→ Printer. The image problem is cor-
Engine rected when the "Image Density" value
is changed toward the plus side.
4 Select functions in the following order:
Tech. Rep. Mode → Tech. Rep. Choice
→ Printer. The image problem is cor-
rected when the "VG Adjust" value is
changed toward the plus side.
1 Shading sheet is dirty.
2 CCD2 Board and MFB2 Board are
connected properly.
IR
3 MFB2 Board and Master Board are
connected properly.
<Typical Faulty Images>
4011T518AA
Check Result
YES Clean or change.
YES
YES Make setting again.
YES Make setting again.
NO
YES Clean.
NO
YES Change CCD Unit.
NO
T-50
Action
Clean or change.
Change I/C.
Change PH Assy.
Change High Voltage
Unit.
Change Master Board.
Correct.
Change MFB2 Board.
Correct.