2P7/2R0/3PN
1-4-11
1810 Paper feeder 2 communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion paper feeder.
Follow installation instruction carefully again.
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.
PF main PWB (YC3) and PF main PWB
(YC4)
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
1820 Paper feeder 3 communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion paper feeder.
Follow installation instruction carefully again.
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.
PF main PWB (YC3) and PF main PWB
(YC4)
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
1830 Paper feeder 4 communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion paper feeder.
Follow installation instruction carefully again.
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.
PF main PWB (YC3) and PF main PWB
(YC4)
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
1900 Paper feeder 1 EEPROM
error
When writing the data, the
write data and the read data is
not in agreement.
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
Device damage of
EEPROM.
1910 Paper feeder 2 EEPROM
error
When writing the data, the
write data and the read data is
not in agreement.
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
Device damage of
EEPROM.
Code Contents Causes
Check procedures/
corrective measures