Xerox Phaser 8500 - Page 227

Phaser 8400/8500/8550/8560 Color Printer Service Manual 5-21
Print-Quality Troubleshooting
3 Inspect and clean the Drum Maintenance Kit
wiper blade. If necessary, replace the kit.
Did this correct the problem?
Complete. Go to Step 4.
4 Test Drum maintenance operation.
1. Run service diagnostics to verify the
Drum maintenance system is operating
correctly.
2. Check, and if necesary, replace these
parts; check for cracking:
■ Drum Maintenance Pivot Plate
■ Drum Maintenance Camshaft
Did this correct the problem?
Complete. Go to Step 5.
5 1. Test the Drum Temperature Sensor with
Service Diagnostics.
2. Check that the Drum Termperature
Sensor is clean and properly positioned.
Did this correct the problem?
Complete. Replace the
Drum
Temperature
Sensor.
Ghosting Troubleshooting Procedure (Continued)
Step Questions and Actions
Yes No