Phaser 6180MFP Multifunction Printer Service Manual 4-73
General Troubleshooting
ADC (CTD) Sensor LED
Caution
When performing this procedure, remove and cover the Print Cartridges
to avoid exposure to light if the Front Door will be opened for prolonged
periods.
1. Enter the Service Diagnostic menu (page 4-5).
2. Open the Front Cover.
3. Remove the Print Cartridges (page 8-11).
4. Use a paper clip to secure the Interlock Switch.
5. Perform the ADC Sensor LED test: Printer Diag > Engine Diag > Motor
Test > ADC (CTD) Sensor LED.
6. Verify that the LED is working (red light inside the Transfer Unit).
7. Press the Stop button to stop the ADC Sensor LED test.
8. Remove the paper clip from the Interlock Switch.
s6180mfp-400