Hvps/Engine Logic Board - Xerox Phaser 4500 Service Manual

HVPS/Engine Logic Board

Troubleshooting Reference
Applicable Parts
HVPS/Engine Logic Board
Print Cartridge Right Guide
Assembly
Print Cartridge
ANT Harness Assembly
LVPS Harness Assembly
Troubleshooting Procedure
Steps Actions and Questions
1
Check the power to the Print Cartridge
Right Guide Assembly.
Is Print Cartridge Right Guide Assembly
installed correctly?
Do the contacts on the Print Cartridge
Right Guide make proper contact with
both the plate of the HVPS/Engine Logic
Board and Print Cartridge?
2 Check the Print Cartridge Right Guide
Assembly:
Remove the Print Cartridge Right Guide
Assembly (page 8-58).
Is the Ground Plate of the Print
Cartridge Right Guide damaged or
soiled?
3 Check 24 V to the HVPS/Engine Logic
Board:
1. Remove the Print Cartridge.
2. Measure the voltage across P/J10-1 <=>
P/J10-4 on the HVPS/Engine Logic
Board.
Is the voltage +24 VDC?
General Troubleshooting
Wiring and Plug/Jack Map References
"Print Cartridge, Transfer Roller Assembly" on
page 10-21
"24 V Interlock, Rear Cover Switch, Main Motor, Sub
Fan, Exit Motor Assembly" on page 10-18
"Print Engine General Wiring Diagram" on
page 10-17
"Print Engine Plug/Jack Locator" on page 10-3
Yes
Go to step 2.
Replace the Print
Cartridge Right
Guide Assembly
(page 8-58).
Go to step 5.
No
Replace the Print
Cartridge Right
Guide Assembly
(page 8-58).
Go to step 3.
Go to step 4.
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