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3-58 Phaser 4500 Service Manual

Close Stacker Cover

Troubleshooting Reference

Applicable Parts Wiring and Plug/Jack Map References

■ HVPS/Engine Logic Board

■ LVPS

■ PWBA Stacker

■ Rear Cover

■ COVER Stacker

■ Rear Cover Switch

■ Rear Cover Assembly Harness

■ “Stacker Signal Diagram” on page 10-32

■ “Stacker General Wiring Diagram” on page 10-31

■ “Stacker Plug/Jack Locator” on page 10-14

Troubleshooting Procedure

Steps Actions and Questions Yes No

Check the Stacker Rear Cover.

Is the tab on Stacker Rear Cover that

actuates the Cover Switch damaged?

Replace the

Stacker Rear

Cover

(page 8-133)

Go to step 2.

Check the Stacker Rear Cover Switch:

Enter Service Diagnostics, and from the

Sensor Tests menu select the Stacker

Cover Switch test.

Is the position correctly reported when

the Stacker Cover is opened and

closed?

Replace the

HVPS/Engine

Logic Board

(page 8-89).

Go to “Stacker

Rear Cover

Switch” on

page 4-63.

Xerox Phaser 4500 Service Manual

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