Minolta Di 152 Trouble Blank streaks

FrameMaker Ver.5.5E(PC) Di152/Di183 TROUBLESHOOTING

01.09.04

(7) Blank streaks or bands

Section Step Check Result Action Output

system

Input system

1 PC Drum ground terminal is dirty,

scratchy, deformed, or damaged.

2 DB of IU is plugged with foreign matter

(such as paper dust).

3 PC Drum Charge Corona grid mesh and

Comb Electrode are dirty, scratchy, deformed, or damaged.

4 Post-fusing guide plate is dirty, scratchy,

deformed, worn, or damaged.

5 PH window of the PH Unit is dirty,

scratchy, or damaged.

1 Original Glass is dirty, scratchy, worn, or

damaged.

2 Shading sheet reading portion (the por-

tion on the backside of the Original Glass to which Original Width Scale is affixed) is dirty .

3 Scanner mirrors are dirty, scratchy, or

damaged.

4 CCD Unit lens and CCD surface are

dirty or scratchy. <Check Procedure> Remove lens cover to check for possible contamination.

5 CCD Board (copier: PWB-J) connector

is loose.

6 Control Board (copier: PWB-C) connec-

tor PJ1A is loose.

YES • Clean, correct, or

change.

YES • Rem ove foreign matter.

YES • Clean, correct, or

change.

YES • Clean or change.

NO • Change IU.

YES • Clean or change.

YES • Clean.

YES • Clean or change.

YES • Reconnect.

NO • Change CCD Unit.

• Change Control Board (copier: PWB-C).

T-53