Utax CD 1230, Service Manual

Page: 149 / 302

2GN/2GP/2GR
1-4-36
C8170 Side registration motor 1 problem
(optional 3000-sheet document fin-
isher)
When operation returned to a home
position is performed at the time of initial
operation and a home position is not
detected even if 3 s passed.
Jam 88 is indicated.
Poor contact in the
connector termi-
nals. Check the connection of connector YC2 on
the internal tray PWB and the connector on
side registration motor 1, and the continuity
across the connector terminals. Repair or
replace if necessary.
Defective side reg-
istration motor 1. Replace side registration motor 1.
Defective PWB. Replace the internal tray PWB or finisher
main PWB and check for correct operation.
Adjustment motor problem (optional
document finisher)
When the adjustment motor is driving,
the ON status of the adjustment home
position sensor cannot be detected even
if a specified time has elapsed.
When adjustment operation starts, the
ON status of the adjustment home posi-
tion sensor is not detected.
The adjustment
motor connector
makes poor con-
tact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective adjust-
ment motor. Replace adjustment motor.
The adjustment
home position sen-
sor connector
makes poor con-
tact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective adjust-
ment home posi-
tion sensor. Replace the adjustment home position sen-
sor.
Defective finisher
main PWB. Replace the finisher main PWB and check
for correct operation.
Finisher front side registration motor
problem (optional built-in finisher)
When the front-side registration home-
position sensor is turned on during initial-
ization, the sensor did not turn on while it
has moved by 106 pulses.
When the front-side registration home-
position sensor is turned off during initial-
ization, the sensor did not turn on in
three seconds.
The front side reg-
istration motor con-
nector makes poor
contact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective front side
registration motor. Replace front side registration motor.
The front side reg-
istration home
position sensor
connector makes
poor contact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective front side
registration home
position sensor. Replace the front side registration home
position sensor.
Defective finisher
control PWB. Replace the finisher control PWB and check
for correct operation.
Code Contents
Remarks
Causes Check procedures/corrective measures