Minolta Di 152, Di 183 Trouble Periodically uneven

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

01.09.04

(12) Periodically uneven image

Section Step Check Result Action Output

system

Input system

1 IU is securely fastened using the dedi-

cated fixing screws.

2 PH Unit is securely fastened using the

dedicated fixing screws. 3 IU drive mechanism is dirty or damaged. YES • Clean or change. 4 PC Drum surfaces in contact with Ds Col-

lars and drive mechanism are dirty,

scratchy, deformed, or worn. 5 Synchronizing Roller drive mechanism is

dirty, scratchy, deformed, or worn. 6 Fusing Unit drive mechanism is dirty,

scratchy, deformed, or worn.

1 Scanner Motor (M5) is securely fastened

using the dedicated fixing screws. 2 Scanner Motor (M5) drive mechanism is

dirty or damaged. 3 Timing belt of the scanner drive mecha-

nism is dirty with foreign matter or out of

correct position. 4 Scanner drive mechanism pulley is dirty

with foreign matter, scratchy, deformed,

worn, or damaged. 5 Scanner Drive Cables are wound incor-

rectly. 6 Scanner rails and bushings are dirty with

foreign matter, scratchy, deformed, worn,

or damaged. 7 Scanner moves smoothly.

Gently move the Scanner by hand to

check for smooth operation. 8 CCD Board (copier: PWB-J) connector is

loose. 9 Control Board (copier: PWB-C) connector

PJ1A is loose.

NO • Se cure in position.

YES • Clean or change.

NO • Change Master Board

(copier: PWB-A).

NO • Se cure in position.

YES • Clean or change.

YES • Rem ove foreign mat-

ter or reinstall belt.

YES • Rem ove foreign mat-

ter or change.

YES • Re-wind Scanner

Drive Cables.

YES • Clean or change.

NO • Lubricate the Scan-

ner rails.

• Reinstall Scanner.

YES • Reconnect.

NO • Change CCD Unit.

• Change Control Board (copier: PWBC).

T-59