7-41
Troubleshooting
>
Self-diagnostic function
[CONFIDENTIAL]
7410
Drum unit type mismatch error
The drum PWB EEPROM does not
communicate
normally.
Absence of the drum unit
is detected.
Defective connector
cable or poor contact in
the connector.
Reinsert the connector. Also check for continuity within
the connector cable. If none, replace the cable.
Drum unit and drum connect PWB (YC1)
Drum connect PWB(YC2) and relay-L PWB (YC3)
Relay-L PWB(YC1) and engine PWB (YC2)
Defective toner sensor.
Replace the drum unit.
Defective engine PWB. Replace the engine PWB and check for correct
operation.
7800
Broken external thermistor wire
The average of thermistor output
value of 93 or less.
Defective connector
cable or poor contact in
the connector.
Reinsert the connector. Also check for continuity within
the connector cable. If none, replace the cable.
Operation PWB (YC1) and engine PWB (YC17)
Defective temperature
sensor.
Replace the operation PWB.
7810
Short-circuited external thermistor
wire
The average of thermistor output
value of 930 or more.
Defective connector
cable or poor contact in
the connector.
Reinsert the connector. Also check for continuity within
the connector cable. If none, replace the cable.
Operation PWB (YC1) and engine PWB (YC17)
Defective temperature
sensor.
Replace the operation PWB.
7900
Drum unit EEPROM error
No response is issued from the
device in reading/writing for 5 ms or
more and this problem is repeated
five times successively.
Mismatch of reading data from two
locations occurs eight times
successively.
Mismatch between writing data and
reading data occurs eight times
successively.
Defective connector
cable or poor contact in
the connector.
Reinsert the connector. Also check for continuity within
the connector cable. If none, replace the cable.
Drum unit and drum connect PWB (YC1)
Drum connect PWB(YC2) and relay-L PWB (YC3)
Relay-L PWB(YC1) and engine PWB (YC2)
Defective drum unit.
Replace the drum unit.
F000
Main PWB - operation PWB
communication error
Defective connector
cable or poor contact in
the connector.
Reinsert the connector. Also check for continuity within
the connector cable. If none, replace the cable.
Operation PWB(YC1) and engine PWB (YC17)
Defective main PWB.
Turn the main power switch off/on to restart the
machine. If the error is not resolved, replace main
PWB.
Defective operation
PWB.
Replace the operation PWB and check for correct
operation.
F010
Main PWB checksum error
Defective main PWB.
Turn the main power switch off/on to restart the
machine. If the error is not resolved, replace main
PWB.
F020
Main PWB RAM checksum error
Defective main memory
(RAM) in main PWB
Turn the main power switch off/on to restart the
machine. If the error is not resolved, replace main
PWB.
Defective expended
memory (DIMM)
Replace the expansion memory (DIMM).
Also in the case of the capacity besides specification, it
displays.
Code
Contents
Causes
Check procedures/
corrective measures
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 ...