4-24 Phaser 4500 Service Manual
6
Check the Toner Harness Assembly 2:
1. Remove the Toner Harness Assembly 2.
2. Test for continuity across J22 <=> J221.
Is it continuous?
Go to step 7. Replace the
Toner Harness
Assembly 2.
7
Replace the Toner Sensor (page 8-30).
Does the problem still occur after
replacement?
Replace the
HVPS/Engine
Logic Board
(page 8-89).
Problem solved.
Troubleshooting Procedure (Continued)
Steps Actions and Questions Yes No