Ricoh G147 Service Manual page 162

LCT lift motor connector or harness loose, broken, or defective, or LCT
lift motor defective
Upper limit sensor connector or harness loose, broken, or defective, or
sensor is defective.
Pick-up solenoid connector or harness loose, broken, or defective or
solenoid is defective
Paper end sensor connector or harness loose, broken, or defective, or
sensor is defective
Fusing/Feed-Out Motor Error
The PLL lock signal remains LOW for
520 D
2 s while the feed development motor
is operating.
Fusing thermistor open
After the hot roller center thermistor
temperature reached 45
the center fusing temperature failed
to reach 60
for 5 counts at 0.1 sec. intervals.
541 A
-or-
After the hot roller end temperature
thermistor reached 45
end fusing temperature failed to
reach 57
counts at 0.1 sec. intervals.
Fusing temperature warm-up error
The fusing temperature did not reach
542 A
the fusing reload temperature of 45
o
(113 F) within 26 sec.
G147
o
C (113
o o
C (140 F) within 2 sec.
o
C (113
o o
C (135 F) within 2 sec. for 5
Motor overload due to an
obstruction
Motor drive board defective.
o
F),
Fusing thermistor disconnected
Fusing thermistor connector
defective
Fusing thermistor damaged,
warped, or out of position
Input voltage less than 15% of
o
F), the
the standard input voltage
Fusing lamp connector or
harnesses loose, broken or
defective
Poor fusing unit drawer
o
C
connector loose
Thermistor warped, broken, or
4-12 SM