Xerox Phaser 6125 Service Manual page 134

Error Messages and Codes
3-36
Troubleshooting Procedure Table (continued)
Step Actions and Questions
Check the Regi Sensor (Photo Sensor)
12
for operation
Check the voltage across P23-5 <=>
ground on the MCU Board.
Does the voltage change, when the
actuator of the Regi Sensor (Photo
Sensor) is operated?
Yes
Replace the
MCU Board
(page 8-59).
Phaser 6125/6130 Color Laser Printer Service Manual
No
Replace the Regi
Sensor (Photo
Sensor).