Utax PF 810, Service Manual

Page: 49 / 69

3PJ
1-4-4
1800 Paper feeder communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion of the paper
feeder. Follow the installation instruction carefully
again.
Defective connec-
tor cable or poor
contact of the con-
nector. Reinsert the connector. Also check for conti-
nuity of the connector cable. If necessary,
replace the cable.
PF main PWB (YC3) and engine PWB
(YC9)
Defective PWB. Replace the engine PWB or the PF main
PWB (see page 1-5-4).
1900 Paper feeder EEPROM error
When writing the data, the
write data and the read data is
not continuously in agreement
4 times.
Defective PWB. Replace the PF main PWB
(see page 1-5-4).
Device damage of
EEPROM. Contact the Service Administrative Division.
2600 PF drive motor error
(paper feeder)
When the PF drive motor is
driven, error signal is detected
continuously for 1 s.
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 drive motor and PF main PWB (YC2)
Defective drive
transmission sys-
tem. Check if the rollers and gears rotate
smoothly. If not, grease the bushes and
gears. Check for broken gears and replace if
any.
Defective motor. Replace the PF drive motor.
Defective PWB. Replace the PF main PWB
(see page 1-5-4).
Code Contents Causes
Check procedures/
corrective measures