Code: 7542; Code: 7543 - Konica Minolta bizhub C650 Service Manual

9. Jam display
9.3.21

Code: 7542

A. Detection timing
The paper pass sensor (PS202) is not turned ON even after the set period of time has elapsed after the
copier's exhaust sensor (PS39) is turned ON by the paper.
B. Action
Exhaust sensor (PS39)
Paper pass sensor (PS202)
Step
1 Initial check items
2 PS39 I/O, sensor check
5
3 PS202 I/O, sensor check
4 TRCB replacement
5 FSCB replacement
9.3.22

Code: 7543

A. Detection timing
The paper pass sensor (PS202) is not turn OFF even after the set period of time has elapsed after it
turns ON.
B. Action
Paper pass sensor (PS202)
Step
1 Initial check items
5
2 PS202 I/O, sensor check
3 TRCB replacement
4 FSCB replacement
118
5
Description
Relevant electrical parts
Transfer control board (TRCB)
FNS control board (FSCB)
Action
Description
Relevant electrical parts
Transfer control board (TRCB)
FNS control board (FSCB)
Action
Field Service Ver. 7.0 Jun. 2008
WIRING DIAGRAM
Control signal
—
PRCB CN36-12 (ON)
TRCB CN206-2 (ON)
—
—
WIRING DIAGRAM
Control signal
—
TRCB CN206-2 (ON)
—
—
Location
(Electrical
component)
—
bizhub C650/
C550/C451 K-4
FS-517/518/608
P-16 to 17
—
—
Location
(Electrical
component)
—
FS-517/518/608
P-16 to 17
—
—