Duplex Unit Error - Xerox Phaser 4500 Service Manual

Troubleshooting Procedure (Continued)
Steps Actions and Questions
5 Enter Service Diagnostics, and from the
Motors/Fan Tests
Motor High
Does Duplex Unit Motor rotate
normally?
6 Enter Service Diagnostics, and from the
Motors/Fan Tests
Motor Low
Does Duplex Unit Motor rotate
normally?

Duplex Unit Error

Error Code
E9-1: Duplex Unit failure
Troubleshooting Reference
Applicable Parts
HVPS/Engine Logic Board
Duplex Unit PWBA
Duplex Unit Assembly Harness
Troubleshooting Procedure
Steps Actions and Questions
1 Remove the Duplex Unit, re-install it, and
turn the power ON.
Does the error still occur?
3-50
menu select the
test.
menu select the
test.
Wiring and Plug/Jack Map References
page 10-29
Yes
Go to step 6.
Duplex
Replace the
Duplex HVPS/Engine
Logic Board
(page 8-89).
"Duplex Unit Plug/Jack Locator" on page 10-12
"Duplex Unit General Wiring Diagram" on
"Duplex Unit Signal Diagram" on page 10-30
Yes
Go to "Duplex Unit
PWBA" on
page 4-54.
Phaser 4500 Service Manual
No
Go to "Duplex
Unit Motor" on
page 4-55.
Go to "Duplex
Unit Motor" on
page 4-55.
No
Problem solved.