Kyocera TASKalfa 4500i Service Manual page 363

Code Contents
8800 Document finisher main
program error
Document finisher main pro-
gram error at power up.
8900 Document finisher backup
error
Read and write data does not
match 3 times in succession.
8930 Center-folding unit backup
error
(4000-sheet finisher)
Read and write data does not
match 3 times in succession.
9000 Document processor com-
munication error
Communication with the docu-
ment processor is not possi-
ble.
Causes
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (4000-sheet DF main PWB (YC4) and engine PWB
finisher). (YC18)
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (1000-sheet DF main PWB (YC7) and engine PWB
finisher). (YC18)
Defective PWB. Replace the DF main PWB or the engine
PWB and check for correct operation.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (4000-sheet DF main PWB (YC4) and engine PWB
finisher). (YC18)
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector (1000-sheet DF main PWB (YC7) and engine PWB
finisher). (YC18)
Improper installa- Check the installation of the EEPROM and
tion EEPROM. remedy if necessary.
Defective DF main Replace the DF main PWB and check for
PWB. correct operation.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. CF main PWB (YC7) and DF main PWB
(YC9)
Improper installa- Check the installation of the EEPROM and
tion EEPROM. remedy if necessary.
Defective CF main Replace the CF main PWB and check for
PWB. correct operation.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. 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.
1-4-59
2LL/2LJ/2LH-2
Check procedures/
corrective measures