January 2007
2-146
WorkCentre 7132
012-291, 012-293
Revision
Status-indicator-raps
Replace the Finisher PWB (PL 17.12).
012-293 Staple Front Corner Sensor On RAP
BSD-ON:12.5
• After the Stapler started moving to the front corner, the Staple Front Corner Sensor did not
turn On within 2sec.
• After the Stapler started moving away from the front corner, the Staple Front Corner Sen-
sor remained On.
Initial Actions
• Power Off/On
• Check the Stapler movement mechanism.
Procedure
Execute Component Control [012-240 Staple Front Corner Sensor]. Actuate the Staple Front
Corner Sensor with paper.
The display changes.
YN
Check the connections of P/J8813 and P/J8850. P/J8813 and P/J8850 are con-
nected correctly.
YN
Connect P/J8813 and P/J8850.
Check the wire between J8813 and J8850 for an open circuit or a short circuit (BSD 12.5
Flag 3/Flag 4).
The wire between J8813 and J8850 is conducting without an open
circuit or a short circuit.
YN
Repair the open circuit or short circuit.
Measure the voltage between the Finisher PWB P8850-A3 (+) and GND (-) (BSD 12.5
Flag 4).
The voltage is approx. +5VDC.
YN
Replace the Finisher PWB (PL 17.12).
Measure the voltage between the Finisher PWB P8850-A2 (+) and GND (-) (BSD 12.5
Flag 3).
Actuate the Staple Front Corner Sensor with paper. The voltage changes.
YN
Replace the Staple Front Corner Sensor (PL 17.8).
Replace the Finisher PWB (PL 17.12).
Alternately execute Component Control [012-040 Staple Move Motor FRONT ON] and Compo-
nent Control [012-043 Staple Move Motor REAR ON]. The Stapler Move Motor starts up.
YN
Check the connections of P/J8820 and P/J8847. P/J8820 and P/J8847 are con-
nected correctly.
YN
Connect P/J8820 and P/J8847.
A
A B
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