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Xerox Phaser 4500 Service Manual

Xerox Phaser 4500
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4-6 Phaser 4500 Service Manual
3
Check Harness A, 24 V Input:
1. Turn the power OFF.
2. Disconnect J404B and J403.
3. Check each conductor in the harness for
continuity.
Is each conductor continuous?
Go to step 4. Replace
Harness A from
the LVPS
(page 8-78).
4
Check Harness B, 3.3 V Input:
1. Turn the power OFF.
2. Disconnect P/J40 on the LVPS and
P/J401 on the DC-DC Converter.
3. Check for continuity across the following:
â–  P/J40-3 <=> P/J401-2
â–  P/J40-4 <=> P/J402-1
Are both conductors continuous?
Go to step 8 Replace
Harness B.
5
Check Harness C, output to Image
Processor Board:
1. Turn the power OFF.
2. Disconnect P/J402 on the DC-DC
Converter and P/J130 on the I/P Board.
3. Check for continuity between P/J402
and P/J130
Are all conductors continuous
Replace the
DC-DC Converter
(page 8-80).
Replace
Harness C.
Troubleshooting Procedure (Continued)
Steps Actions and Questions Yes No

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Xerox Phaser 4500 Specifications

General IconGeneral
BrandXerox
ModelPhaser 4500
CategoryPrinter
LanguageEnglish

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