2F3/2F4
1-5-30
(8) Black streaks are printed
vertically.
Causes
1. Dirty main charger wire.
2. Poor insertion of the main charger wire cleaner.
3. Dirty or flawed drum.
4. Deformed or worn cleaning blade in the drum unit.
5. Defect fur brush of the primary transfer cleaning unit.
6. Worn primary transfer belt.
Causes
Check procedures/corrective measures
1. Dirty main charger wire.
Clean the main charger wire by using main charger wire cleaner.
2. Poor insertion of the main charger wire
cleaner.
Check if the main charger wire cleaner is properly seated. If necessary,
reseat it properly.
3. Dirty or flawed drum.
A. Dirty drum.
Perform the drum surface refreshing. See page 1-4-17.
B. Flawed drum.
Replace the drum unit. See page 1-6-13.
4. Deformed or worn cleaning blade in the
drum unit.
Replace the drum unit. See page 1-6-13.
5. Defect fur brush of the primary transfer
cleaning unit.
Replace the primary transfer cleaning unit. See page 1-6-24.
6. Worn primary transfer belt.
Replace the primary transfer unit. See page 1-6-22.
(9) Streaks are printed horizontally.
Causes
1. Poor contact of output terminal of main charger unit.
2. Poor contact of grounding terminal of drum unit.
3. Poor contact of developing bias terminal of developer.
Causes
Check procedures/corrective measures
1. Poor contact of output terminal of main
charger unit.
Insert the main charger unit properly.
2. Poor contact of grounding terminal of
drum unit.
Replace the drum unit. See page 1-6-13.
3. Poor contact of developing bias terminal
of developer.
Replace the developer. See page 1-6-12.
Содержание C5020N - FS Color LED Printer
Страница 1: ...SERVICE MANUAL Published in September 2006 842F3115 2F3SM065 Rev 5 FS C5020N FS C5030N ...
Страница 6: ...2F3 2F4 This page is intentionally left blank ...
Страница 12: ...This page is intentionally left blank ...
Страница 20: ...2F3 2F4 1 1 8 This page is intentionally left blank ...
Страница 22: ...2F3 2F4 1 2 2 This page is intentionally left blank ...
Страница 86: ...2F3 2F4 1 5 34 This page is intentionally left blank ...
Страница 172: ...2F3 2F4 2 1 30 This page is intentionally left blank ...
Страница 176: ...2F3 2F4 2 2 4 This page is intentionally left blank ...
Страница 214: ...2F3 2F4 2 4 26 This page is intentionally left blank ...
Страница 215: ......
Страница 216: ......