Adc Shutter Open Fail/ Adc Shutter Close Fail - Xerox Phaser 7500 Service Manual

ADC Shutter Open Fail/ ADC Shutter Close Fail

Phaser 7500 Printer Service Manual
The ADC Sensor shutters is open (cannot be closed).
The ADC Sensor shutters is closed (cannot be opened).
Applicable Chain-Link Codes
092-649: ADC Shutter Open_Fail
•
• 092-650: ADC Shutter Close_Fail
Initial Actions
• Power cycle the printer.
• If the problem persists, follow the procedure below.
Troubleshooting Reference
Applicable Parts
MOB ADC Assy, PL18.1.4
■
MCU PWB, PL18.3.6
■
1. Check the connection between the ADC Sensor (MOB ADC Assembly) J153
and the MCU PWB J415 for open circuit, short circuit, and poor contact.
2. Check whether there is opening/ closing failure due to debris/ burrs, etc. at the
shutter section of the ADC Sensor.
3. If no problems are found, replace the following parts in sequence:
• MOB ADC Assembly (REP 18.3,
• MCU PWB (REP 18.12,
Error Messages and Codes
Wiring and Plug/Jack Map References
page 8-189)
page 8-202)
3-267