Kyocera FS-C5100DN Service Manual

2HL/2HM/2HN
1-4-16
7004 Toner motor Y error
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Defective harness
between toner
motor Y and
engine PWB
(YC23), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective drive
transmission
system of the toner
motor Y.
Check if the gears rotate smoothly. If not,
grease the bushings and gears. Check for
broken gears and replace if any.
Defective toner
motor Y.
Replace the toner motor Y.
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
7401 Developing unit K non-installing error
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XXXXXXXXXXXXXXXXXXXXXXXXXXX
Defective harness
between develop-
ing unit K and drum
relay PWB (YC4),
or improper con-
nector insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective harness
between drum
relay PWB (YC1)
and engine PWB
(YC34), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective toner
sensor K.
Replace the developing unit K (See page 1-
5-13).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
7402 Developing unit C non-installing error
XXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXX
Defective harness
between develop-
ing unit C and
drum relay PWB
(YC10), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective harness
between drum
relay PWB (YC1)
and engine PWB
(YC34), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective toner
sensor C.
Replace the developing unit C (See page 1-
5-13).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
Code Contents
Remarks
Causes Check procedures/corrective measures

Kyocera FS-C5100DN Specifications

General

Brand	Kyocera
Model	FS-C5100DN
Category	Printer
Language	English