Rap 7.23 Fuser Fan Fail (U4-9) - Xerox DocuPrint N24 Service Manual

RAP 7.23 Fuser Fan Fail (U4-9)

1 Enter Diagnostic Mode - 5.4.5 Running a Service Output Test, Fan Motor High Speed (Fuser
Fan) to check the Fuser Fan function. The Fuser Fan runs when the Output Test starts.
Y N
|
Go to step 3.
2 Replace the Printer Engine Controller PWB (REP 4.10.6).
3 Measure the voltage between J460-1 and FG (6.3.9), and between J460-3 and FG (6.3.9) on the
Printer Engine Controller PWB. The voltage cycles On/Off reading +24VDC between J460-3 and
FG, and +5VDC between J400-6 and FG.
Y N
|
Check wiring between P/J 400 and P/J 502 (6.3.3). If OK, replace the LVPS Assembly
(REP 4.10.2).
4 Replace the Fuser Fan (PL 1.1).
Repair Analysis Procedures (RAP)
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