Phaser 7500 Printer Service Manual 3-51
Error Messages and Codes
Regi Sensor Off Jam
The Regi Sensor does not turn Off within the specified time after the Regi Clutch
On.
Applicable Chain-Link Code
• 077-101: Regi Sensor Off Jam
Initial Actions
• Check the paper path for debris.
• Clean the Pick and Feed Rollers. Replace the Rollers if worn.
• Power cycle the printer.
• If the problem persists, follow the procedure below.
1. Check the paper transportation failure due to debris/ burrs on the paper path.
2. Each Takeaway Roll and Pinch Roll for contamination, wear, and rotation
failure.
3. Check the Regi Roll and Pinch Roll for contamination, wear, and rotation
failure.
4. Check the 2nd BTR for contamination, wear, and rotation failure.
5. Check each Exit Roll and Pinch Roll for contamination, wear, and rotation
failure.
6. Check each Takeaway Roll Drive Gear for wear and damage.
7. Check the Regi Roll Drive Gear for wear and damage.
8. Check the 2nd BTR Contact Retract Drive Gear for wear and damage.
9. Check the Fuser Drive Gear for wear and damage.
10. Check each Exit Roll Drive Gear for wear and damage.
11. Is paper used out of specification (refer to “Paper and Tray Specifications” on
page 1-19?
12. Check the Regi Sensor for contamination, improper installation, and Actuator
operation failure.
13. Perform the Jam Sensors test in Diagnostics.
14. Check the connection between the Regi Sensor J160 and the Motor Drive PWB
J515 for open circuit, short circuit, and poor contact.
15. Perform the Main Motor test in Diagnostics.
16. Perform the 2nd BTR Contact Retract Motor test in Diagnostics.
17. Perform the Fuser Drive Motor test in Diagnostics.
18. Perform the Takeaway Clutch test in Diagnostics.
19. Perform the Registration Clutch test in Diagnostics.
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ MCU PWB, PL18.3.6
■ Motor Drive PWB, PL18.3.7
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