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Code
Contents
8800
Document finisher commu-
nication error
Communication with the docu-
ment finisher is not possible.
8900
Document finisher backup
error
Read and write data does not
match 3 times in succession.
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Causes
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Defective PWB.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Improper installa-
tion EEPROM.
Defective DF main
PWB.
1-4-20
Check procedures/
corrective measures
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF main PWB (YC4) and engine PWB
(YC18)
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF main PWB (YC7) and engine PWB
(YC18)
Replace the DF main PWB or the engine
PWB and check for correct operation.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF main PWB (YC4) and engine PWB
(YC18)
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF main PWB (YC7) and engine PWB
(YC18)
Check the installation of the EEPROM and
remedy if necessary.
Replace the DF main PWB and check for
correct operation.
3NC/3NB/3NK
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