Kyocera TASKalfa 3050ci - Page 385

2LK/2LN/2LM/2LC
1-4-87
8800 Document finisher commu-
nication error
Communication with the docu-
ment finisher is not possible.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
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)
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
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)
Defective PWB. Replace the DF main PWB or the engine
PWB and check for correct operation.
8900 Document finisher backup
error
Read and write data does not
match 3 times in succession.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
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)
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
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)
Improper installa-
tion EEPROM.
Check the installation of the EEPROM and
remedy if necessary.
Defective DF main
PWB.
Replace the DF main PWB and check for
correct operation.
8930 Center-folding unit backup
error
Read and write data does not
match 3 times in succession.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
CF main PWB (YC7) and DF main PWB
(YC9)
Improper installa-
tion EEPROM.
Check the installation of the EEPROM and
remedy if necessary.
Defective CF main
PWB.
Replace the CF main PWB and check for
correct operation.
9000 Document processor com-
munication error
Communication with the docu-
ment processor is not possi-
ble.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DP main PWB (YC1) and ISC PWB (YC12)
ISC PWB (YC3) and main PWB (YC11)
Defective PWB. Replace the DP main PWB or the ISC PWB
and check for correct operation.
Code Contents Causes
Check procedures/
corrective measures