Defective Face Up/Down Solenoid Operating - Kyocera FS-1900 Service Manual

(9) Defective face up/down solenoid operating

Problem
Change guide does
not operate in the
fuser unit.
Suggested causes
Improper insertion of the face up/down solenoid
connector into fuser board (KP-756).
Broken face up/down solenoid coil or blown-
out fuse (ICP831) on the fuser board (KP-756).
Defective engine board (KP-864) or power
supply unit.
6-27
Corrective action
Reinsert the connector.
Remove and then check
for continuity across the
face up/down solenoid
connector terminals; pin
#1 and pin #2, pin #3 and
pin #2. Remove and check
for continuity of fuser
b o a r d ( K P - 7 5 6 )
connectors terminals;
across the pin #2 of
connector (YC832) and
pin #2 of connector
(YC831). If none, replace
the face up/down solenoid
and fuser board (KP-756)
at the same time. Or
replace fuser unit.
See page 5-29.
Replace engine board
(KP-864) or power supply
unit. See page 5-22.
FS-1900