Xerox Phaser 7700 Service Manual page 105

Error Chain /
Code Link
122 12-267 FINISHER ERROR 122 DECURLER FAILURE (Continued)
A B C D
Measure the voltage at the Decurler Cam Home Sensor pin 3 (violet)
and Finisher frame ground.
Does the voltage measure 0 VDC?
Yes No
Measure the voltage between the Finisher Control Board P849-1
(see figure page 3-47) and Finisher frame ground.
Does the voltage measure 0 VDC?
Yes No
Replace the Finisher Control Board (RRP 77, on page 11-316).
Repair or replace the wiring harness between the Finisher Control
Board and the Decurler Cam Home Sensor.
Replace the Decurler Cam Home Sensor.
Repair or replace the wiring harness between the Finisher Control Board and the
Decurler Cam Home Sensor.
Replace the Finisher Control Board (RRP 77, on page 11-316).
Replace the Finisher Control Board (RRP 77, on page 11-316).
2-82
Phaser 7700 Color Printer
Front Panel Message