The Scanner Motor Does Not Operate; Cooling Fan Motor 1 Does Not Operate; Cooling Fan Motor 2 Does Not Operate; Cooling Fan Motor 3 Does Not Operate - Kyocera KM-1650 Service Manual

Problem
(5) Broken scanner motor coil.
The scanner motor
does not operate.
Poor contact in the scanner
motor connector terminals.
(6) Broken cooling fan motor 1
Cooling fan motor 1 coil.
does not operate.
Poor contact in the cooling
fan motor 1 connector ter-
minals.
(7) Broken cooling fan motor 2
Cooling fan motor 2 coil.
does not operate.
Poor contact in the cooling
fan motor 2 connector ter-
minals.
(8) Broken cooling fan motor 3
Cooling fan motor 3 coil.
does not operate.
Poor contact in the cooling
fan motor 3 connector ter-
minals.
(9) Poor contact in the drawer
The drawer drive drive motor connector ter-
motor* does not minals.
operate.
Broken drawer drive motor
gear.
Defective drawer drive
motor.
Defective drawer main
PCB.
(10) Broken paper feed clutch-
The paper feed coil.
clutch does not oper-
Poor contact in the paper
ate.
feed clutch connector termi-
nals.
Defective engine PCB.
(11) Broken bypass paper feed
The bypass paper solenoid coil.
feed solenoid does
Poor contact in the bypass
not operate.
paper feed solenoid con-
nector terminals.
Defective engine PCB.
*: 20 ppm model only.
Causes
Check for continuity across the coil. If none, replace the scanner
motor.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Check for continuity across the coil. If none, replace cooling fan
motor 1.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, repair or replace the cable.
Check for continuity across the coil. If none, replace cooling fan
motor 2.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, repair or replace the cable.
Check for continuity across the coil. If none, replace cooling fan
motor 3.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, repair or replace the cable.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Check visually and replace the drawer drive motor if necessary.
Run maintenance item U030 and check if the drawer drive motor
operates when YC9-2,3,4,5 on the drawer main PCB goes low. If
not, replace the drawer drive motor.
Run maintenance item U030 and check if YC9-2,3,4,5 on the
drawer main PCB goes low. If not, replace the drawer main PCB.
Check for continuity across the coil. If none, replace the paper
feed clutch.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC8-3 on the engine
PCB goes low. If not, replace the engine PCB.
Check for continuity across the coil. If none, replace the bypass
paper feed solenoid.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC8-5 on the engine
PCB goes low. If not, replace the engine PCB.
Check procedures/corrective measures
2DA/2DB
1-5-35