7-12
Troubleshooting
>
Image formation problems
[CONFIDENTIAL]
(1-9)Uneven density horizontally
Print example
Cause of trouble
1. Defective laser scanner unit.
2. Improper charging roller rotation.
1 Improper contact on the developer unit terminals.
Defective part
Check description
Corrective Action
1
LSU
Check the emission of laser is even. Replace the LSU.
2
Charging roller
Check if the charing roller is improp-
erly mounted.
1. Fix the charging roller properly.
2. Replace the charging roller.
3
Developer unit
Check If the connecting terminals of
the developer bias is contaminated
by toner.
1. If the connecting terminals is dirty.
2. Replace the developer unit.
4
Transfer roller unit.
1. Check if the transfer roller is
contaminated on its surface or
damaged.
1. Replace the transfer roller unit.
2. Check if the connecting termi-
nals of high voltage are dirty or
deformed.
1. If the connector or terminals are dirty, clean.If
the connecting terminals are deformed, correct
for a proper conduction.
2. Replace the high voltage PWB.
5
Fuser unit
Check that the roller, its driving unit,
or the fusing pressure release
mechanism is deformed, abraded,
or damaged.
If the roller, its driving unit, or the fusing pressure
release mechanism is deformed, abraded, or dam-
aged, replace the fuser unit.
Содержание CA-3100
Страница 118: ...4 20 Maintenance Assembly and disassembly a d c f e e c ...
Страница 131: ...4 33 Maintenance Assembly and disassembly a b c c d c ...
Страница 134: ...4 36 Maintenance Assembly and disassembly c b a b ...
Страница 146: ...4 48 Maintenance Assembly and disassembly Optional items a b c d ...
Страница 148: ...4 50 Maintenance Assembly and disassembly Optional items a b c ...
Страница 243: ...8 16 PWBs Description for PWB CONFIDENTIAL 5 Operation PWB 5 1 PWB photograph 5 2 Connector position YC1 1 12 YC2 1 2 ...
Страница 268: ...付録 Installation guide CONFIDENTIAL 9 5 Installation guide 1 IB 50 IB 50 Network interface INSTALLATION GUIDE ...
Страница 271: ... CONFIDENTIAL 2 IB 51 IB 51 Wireless Interface INSTALLATION GUIDE ...
Страница 274: ...付録 Installation guide CONFIDENTIAL 3 IB 32B IB 32B IEEE1284 Interface INSTALLATION GUIDE ...
Страница 277: ...付録 Installation guide CONFIDENTIAL 4 PF 3110 PF 3110 500 sheet 1 Paper feeder INSTALLATION GUIDE ...
Страница 278: ... CONFIDENTIAL PF 3110 PF 3110 PF 3110 PF 3110 PF 3110 PF 3110 For Canada CAN ICES 3B NMB 3B 1 2 ...
Страница 279: ... CONFIDENTIAL Printed in China 303SA5614001 First edition 2017 11 For Legal Folio OficioII 1 1 1 1 2 2 2 2 ...
Страница 280: ...付録 Installation guide CONFIDENTIAL 5 PF 3100 PF 3100 2000 sheets 1 bulk feeder INSTALLATION GUIDE ...
Страница 282: ... CONFIDENTIAL 3 5 6 4 1 2 1 2 3 1mm 㟝㫴G㤵㣠 1 2 㛅 G㣙㾌 PF 3100 㦹㢨G㣰G㥐ᶤ ...
Страница 283: ... Installation guide 6 HD 6 HD 7 HD 6 HD 7 INSTALLATION GUIDE ...
Страница 285: ... Installation guide 7 CA 3100 CA 3100 INSTALLATION GUIDE ...
Страница 287: ... CONFIDENTIAL B 6 B 7 B 8 b c b c b c b c B 9 d d d c d c d c B 4 B 5 c b c b b c d c b c d c d d ...