Unit installation

AR-C330 SELF DIAG MESSAGE AND TROUBLESHOOTING 10 - 54
Main
code
Sub
code
Title
Developing motor trouble (COLOR)
L4 5 Phenomena Display Lamp
Message
Detail The motor lock signal is
detected for 3.5sec during
rotation of the developing
motor.
Section Developing drive
Operation
mode
Warm-up / Copy / Print
Note
Case 1 Trouble
position/
cause
Developing motor trouble
Remedy (Check) Check the
developing motor operation
(SIM 25-1).
(Repair) Replace the
developing motor. / Power
Source-ON
(After-work)
Case 2 Trouble
position/
cause
Developing mechanism
section trouble
Remedy (Check) Check the loads of
the developing mechanism
section.
(Repair) Repair or replace
the parts in the developing
mechanism section. /
Power Source-ON
(After-work)
Case 3 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / Power
Source-ON
(After-work) Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
PCU MAIN PWB to a new
PCU MAIN PWB.)
Case 4 Trouble
position/
cause
Developing motor power
line trouble
Remedy (Check) Check the fuse
(F707).
(Repair) Replace the fuse
(F707). / Power Source-ON
(After-work)
Main
code
Sub
code
Title
Transfer belt lift trouble
L4 6 Phenomena Display Lamp
Message
Detail The transfer unit home
position sensor (BLLD) ON/
OFF is not detected (kept
ON or OFF) when the
transfer unit is lifted up and
down.
Section Image process (Transfer)
Operation
mode
Color/Monochrome copy
(print) mode select
Note
Case 1 Trouble
position/
cause
Transfer belt lift motor
trouble
Remedy (Check) Check the transfer
belt lift motor. (SIM 6-1)
(Repair) Replace the
transfer belt lift motor. /
Power Source-ON
(After-work)
Case 2 Trouble
position/
cause
Transfer unit home position
sensor (BLUD) trouble
Remedy (Check) Check the transfer
unit home position sensor
(BLUD) operation. (SIM 30-
1)
(Repair) Replace the
transfer unit home position
sensor (BLUD). / Power
Source-ON
(After-work)
Case 3 Trouble
position/
cause
Transfer unit lift mechanism
section trouble
Remedy (Check) Check the transfer
unit lift mechanism section.
(Repair) Repair the transfer
unit lift mechanism or
replace the parts. / Power
Source-ON
(After-work)
Case 4 Trouble
position/
cause
PCU SUB PWB trouble
Remedy (Check) PCU SUB PWB
transfer lift motor circuit
check.
(Repair) PCU SUB PWB
replacement / Power
Source-ON
(After-work)