Troubleshooting Procedure (Continued)
Step
Actions and Questions
7
With the Stapler Close Motor test running
is +24 VDC present at J847-7?
3-50
Yes
Replace in the
following order:
stapler head
assembly
finisher control
board
Phaser 7750 Printer Service Manual
No
Troubleshoot and
repair the
+24 VDC
interlock circuit.