Close Duplex Unit Cover - Xerox Phaser 4500 Service Manual

Close Duplex Unit Cover

Troubleshooting Reference
Applicable Parts
HVPS/Engine Logic Board
LVPS
Duplex Unit Lower Housing
Duplex Unit Housing Cover
Duplex Unit Switch
Duplex Unit PWBA
Troubleshooting Procedure
Steps Actions and Questions
1 Open the Duplex Unit Housing Cover.
Is the tab on the Duplex Unit Lower
Housing that actuates the cover
interlock switch damaged?
2 Enter Service Diagnostics, and from the
Sensor Tests
Cover Switch
Is the position correctly reported when
the Duplex Unit Cover is opened and
closed?
Error Messages and Codes
Wiring and Plug/Jack Map References
"Duplex Unit Signal Diagram" on page 10-30
"Duplex Unit General Wiring Diagram" on
page 10-29
"Duplex Unit Plug/Jack Locator" on page 10-12
menu select the Duplex
test.
Yes
Replace the
Duplex Unit Lower
Housing
(page 8-121).
Replace the
HVPS/Engine
Logic Board
(page 8-89).
No
Go to step 2.
Go to "Duplex
Unit Switch" on
page 4-58.
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