Xerox 5400N - Phaser B/W Laser Printer Service Quick Reference Manual page 104

Table 36 Error Code E5: Close Covers Troubleshooting Procedure (cont'd.)
Step Actions and Questions
7 "YES" FROM STEP 6 ABOVE
Measure the voltage between the Rear Cover Interlock
Switch, both terminals orange wires (P/J621 and
P/J622) and frame ground.
Do both voltages measure +24 VDC?
8 SUSPECT COMPONENTS
The following printer components and areas are
associated with this specific problem. One or more of
these components or areas may have failed partially or
completely. If you cannot isolate this problem using the
steps in this Repair Analysis Procedure, replace each
component or troubleshoot each area listed below, one
at a time, until you isolate and solve the problem.
Top Cover [RRP 1.3,
I
Rear Cover [RRP 1.9,
I
Print Engine Controller Board [RRP 8.5,
I
Wiring and connectors linking the components
I
Phaser 5400 Laser Printer Service Guide
page 252]
page 258]
page
Yes
Replace the
Print Engine
Controller
Board
[RRP 8.5,
page 310].
310]
No
Check the
wiring
between the
Top Cover
Interlock
Switch. If the
wiring is OK,
replace the
Rear Cover
Interlock
Switch
[PL 9.2,
page 406].
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