Black Streaks Or Bands; Black Spots - Minolta Di151 Service Manual

FrameMaker Ver.5.5E(PC) Di151 TROUBLESHOOTING
00.03.10
(5)

Black streaks or bands

Section Step
1 PC Drum is dirty.
2 Sleeve Roller is contaminated
with foreign matter and caked
toner.
Engine
3 Toner spilled over areas inside
copier.
4 Fusing Roller is dirty.
1 Original is positioned correctly.
2 Exposure Lamp is dirty.
IR
3 Wiring between the Scanner
and Control Board is con-
nected.
(6)

Black spots

Section Step
1 PC Drum is dirty.
2 Sleeve Roller is contaminated
with foreign matter and caked
toner.
Engine
3 Toner spilled over areas inside
copier.
4 Fusing Roller is dirty.
1 Mirrors, lens, or Original Glass
are dirty.
IR
2 Shading sheet is dirty.
Check Result
YES Clean.
YES Clean.
YES Change I/C.
YES Clean or change.
NO
NO
YES Clean.
YES Change Scanner.
NO
Check Result
YES Clean.
YES Clean.
YES Change I/C.
YES Clean or change.
NO
YES Clean.
YES Clean.
T-22
Action
Change I/C.
Position correctly.
Change Control Board.
Connect.
Action
Change I/C.