Xerox Phaser 7760 Service Manual page 211

010-105 Fuser Exit Switch On Jam
The Fuser Exit Switch did not actuate.
Initial Actions
• Check condition and specification of the paper supply.
• Check for obstructions in the paper feed path.
• Clean the Fuser Exit Roll and check for wear.
• Check the drive transmissions for damage or wear.
Procedure
Remove the Fuser Assembly from the machine and check Check the Fuser Stripper Fingers
and Fuser Roll (PL 7.1) for dirt build up, wear or damage. The check is OK.
Y N
Clean or replace the Fuser Assembly
Open the Left Cover Assembly (PL 2.8). Enter
Troubleshooting > Service Tools > Printer Status Page > hold the Up and Down buttons
simultaneously > Run Service Diagnostics > OK. Actuate the Fuser Exit Switch
The display changes state.
Y N
Check the circuit of the Fuser Exit Switch
troubleshooting procedure.
Perform the Registration Clutch test. The Registration Clutch
Y N
Check the circuit of the Registration Clutch
for troubleshooting procedure.
Close the Left Cover Assembly. Perform the 2nd BTR Retract Motor test. The
Retract Motor (PL 2.9) contacts and retracts.
Y N
Go to RAP 009-342, 009-343, Contact or Retract Failure procedure.
• Ensure that the connectors shown in the circuit diagrams
nected and that the wires are not damaged.
• If the problem persists, replace the Engine Control Board (MCU PWB)
Revised
Phaser 7760 Color Laser Printer
(PL 7.1).
Service Diagnostics Menu: Printer Menu >
(PL
(Figure 1). Refer to Section 2, OF 99-3
(PL 2.6) energizes.
(Figure 2). Refer to Section 2, OF 99-4
2nd
(Figure 1) are securely con-
(PL 13.1).
2.8).
RAP for
RAP
BTR
January 2010
2-175
Figure 1 010-105 Fuser Exit Switch
Figure 2 010-105 Registration Clutch
Status Indicator RAP's
010-105