Kyocera PF-740 Service Manual page 59

Code Contents
1900 Paper feeder EEPROM error
When writing the data, the
write data and the read data is
not continuously in agreement
three times.
2600 PF paper feed motor error
After PF paper feed motor is
driven, the ready signal does
not turn to L within 2 s.
Causes
Defective PF main Replace the PF main PWB and check for
PWB. correct operation (see page 1-5-9).
Device damage of Contact the Service Administrative Division.
EEPROM.
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. PF paper feed motor and PF main PWB
(YC16)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of motor. broken gears and replace if any.
Defective PF paper Replace the PF paper feed motor.
feed motor.
Defective PF main Replace the PF main PWB and check for
PWB. correct operation (see page 1-5-9).
1-4-7
Check procedures/
corrective measures
3NF