Kyocera ECOSYS P4035dn Service Manual page 75

Code Contents
1920 Paper feeder 3 EEPROM
error
When writing the data, the
write data and the read data is
not in agreement.
1930 Paper feeder 4 EEPROM
error
When writing the data, the
write data and the read data is
not in agreement.
2000 Main motor drive error
The main motor is not stabi-
lized within 4 s after driving
starts.
2010 Main motor steady-state
error
Stable OFF is detected for 4 s
continuously after main motor
stabilized.
Causes
Defective PF main Replace the PF main PWB (see page 1-5-
PWB. 88).
Device damage of
EEPROM.
Defective PF main Replace the PF main PWB (see page 1-5-
PWB. 88).
Device damage of
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. Main motor and engine PWB (YC4)
Defective drive Check if the rollers and gears rotate
transmission sys- smoothly. If not, grease the bushes and
tem of the main gears. Check for broken gears and replace if
motor. any.
Defective main Replace the main motor.
motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-40).
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. Main motor and engine PWB (YC4)
Defective drive Check if the rollers and gears rotate
transmission sys- smoothly. If not, grease the bushes and
tem of the main gears. Check for broken gears and replace if
motor. any.
Defective main Replace the main motor.
motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-40).
1-4-12
2P7/2R0/3PN
Check procedures/
corrective measures