Service Diagnostics; Entering Service Diagnostics - Xerox Phaser 3500 Service Manual

Service Diagnostics

The printer has built-in diagnostics to aid in troubleshooting problems. The Service
Diagnostics Menu provides a means to test sensors, motors, switches, clutches, fans and
solenoids. Diagnostics also contain built-in test prints, cleaning procedures, printer status and
some NVRAM access.
Service diagnostics are to be executed through the control panel by a certified service
technician only. The printer must be rebooted to enter Service Diagnostics.

Entering Service Diagnostics

1. Turn the printer power OFF.
2. Hold down the OK button and turn the printer back ON.
3. Continue to hold the button until the following mesage is displayed on the Control Panel:
"Diagnostic Mode" / "Press Menu
4. Press the Menu button and use the Arrow buttons to scroll through the available functions
(see the following Service Diagnostic Menu Map Table).
Key", and then release the OK button.
Phaser® 3500 Laser Printer Service Manual
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Repair Analysis Procedures