Stapler Motor Error - Lexmark C920 Service Manual

999 - Stapler Motor Error

Step Questions/actions
1 Are staples jammed in the stapler?
2 Clear the staple jam and run the staple test in
diagnostic mode or run a staple job. Does the problem
reoccur?
3 Are the connectors CN5 on the stapler and PJ1 on the
finisher control board securely connected?
4 Did replacement of the stapler cartridge resolve the
problem?
5 Make sure the finisher set switch is activated. Measure
for 5 V dc between pins 11 and 12 on stapler connector
CN5. Is 5 V dc present?
6 Did replacement of the finisher control board correct
the problem?
7 Is there continuity on the stapler to finisher control
board cable?
Yes No
Go to step 2. Go to step 3.
Replace the Problem solved.
staple cartridge
and to go step 4.
Go to step 5. Securely connect
the connectors.
Problem Replace the
resolved. stapler.
Replace the Replace the
stapler. finisher control
board.
Problem solved. Go to step 7.
Replace the Replace the
power supply. cable.
Diagnostic information
5056-XXX
2-29