Kyocera ECOSYS FS-C8650DN Service Manual

2MN/2N1
1-4-93
(5)
Eject motor does
not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Eject motor and front PWB (YC5)
Front PWB (YC3) and engine PWB (YC7)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor. Replace the eject motor.
4. Defective PWB. Replace the front PWB or engine PWB and check for cor-
rect operation (see page 1-5-49).
(6)
Duplex motor 1
does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Duplex motor 1 and relay PWB (YC16)
Relay PWB (YC13) and feed PWB 1 (YC23)
Feed PWB 1 (YC2) and engine PWB (YC5)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor. Replace the duplex motor 1.
4. Defective PWB. Replace the relay PWB, feed PWB 1 or engine PWB and
check for correct operation (see page 1-5-49).
(7)
Duplex motor 2
does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Duplex motor 2 and relay PWB (YC7)
Relay PWB (YC1) and feed PWB 1 (YC14)
Feed PWB 1 (YC1) and engine PWB (YC6)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor. Replace the duplex motor 2.
4. Defective PWB. Replace the relay PWB, feed PWB 1 or engine PWB and
check for correct operation (see page 1-5-49).
(8)
Toner fan motor 1,
2 does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Toner fan motor 1, 2 and engine PWB (YC19)
2. Defective motor. Replace the toner fan motor 1 or 2.
3. Defective PWB. Replace the engine PWB and check for correct operation
(see page 1-5-49).
Problem Causes Check procedures/corrective measures

Kyocera ECOSYS FS-C8650DN Specifications

General

Brand	Kyocera
Model	ECOSYS FS-C8650DN
Category	Printer
Language	English