Kyocera ECOSYS FS-C8650DN Service Manual

2MN/2N1
1-4-65
7252 Short-circuited developer
thermistor C
The sensor input sampling is
less than 69.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit C and front PWB (YC13)
Front PWB (YC2) and engine PWB (YC10)
Defective devel-
oper thermistor C.
Replace developer unit C (see page 1-5-29).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
7253 Short-circuited developer
thermistor M
The sensor input sampling is
less than 69.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit M and front PWB (YC11)
Front PWB (YC2) and engine PWB (YC10)
Defective devel-
oper thermistor M.
Replace developer unit M (see page 1-5-
29).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
7254 Short-circuited developer
thermistor Y wire
The sensor input sampling is
less than 69.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit Y and front PWB (YC15)
Front PWB (YC2) and engine PWB (YC10)
Defective devel-
oper thermistor Y.
Replace developer unit Y (see page 1-5-29).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-49).
7401 Developer unit K type mis-
match error
Absence of the developer unit
K is detected.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit K and front PWB (YC9)
Front PWB (YC2) and engine PWB (YC10)
Different type of
the developer unit
is installed.
Install the correct developer unit.
7402 Developer unit C type mis-
match error
Absence of the developer unit
C is detected.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit C and front PWB (YC13)
Front PWB (YC2) and engine PWB (YC10)
Different type of
the developer unit
is installed.
Install the correct developer unit.
Code Contents Causes
Check procedures/
corrective measures

Kyocera ECOSYS FS-C8650DN Specifications

General

Brand	Kyocera
Model	ECOSYS FS-C8650DN
Category	Printer
Language	English