Xerox Phaser 7760 Service Manual page 245

012-125 Gate Sensor On Jam
Gate Sensor is not turned On within a specified time.
Initial Actions
• Check for obstructions in the paper path.
• Check the Finisher Drive Motor Gears and Drive rolls for wear or damage.
Procedure
Enter Service Diagnostics Menu: Printer Menu > Troubleshooting > Service Tools > Printer
Status Page > hold the Up and Down buttons simultaneously > Run Service Diagnostics >
OK. Actuate the Gate Sensor. The display changes.
Y N
Check the circuit of the Gate Sensor
Procedure for troubleshooting procedure.
Perform the Finisher Transport Motor test. The Transport Motor
Y N
Check the circuit of the Finisher Transport Motor
RAP for troubleshooting procedure.
Check the following:
• Ensure that the connectors shown in the circuit diagrams are securely connected and that
the wires are not damaged
• Check the Finisher is docked properly
• Check the Finisher Transport Motor and its associated gears and belts for damage, con-
tamination or misalignment
If the above checks are OK, then replace the Gate Sensor. If the problem persists, replace the
Finisher PWB (PL 21.12).
Revised
Phaser 7760 Color Laser Printer
(Figure 1). Refer to Section 6, Transmissive Sensor
(PL 21.10) energizes.
(Figure 1). Refer to Section 2, OF 99-9
January 2010
2-209
Status Indicator RAP's
012-125