Xerox 6250DT - Phaser Color Laser Printer Service Manual page 174

Procedure (Continued)
Step Action and Questions
Turn the AC power switch OFF.
7
Connect J165 to the LVPS then turn the
AC power switch ON.
Verify:
P/J165-1 <=> P/J165-2 = +5 VDC?
P/J165-3 <=> P/J165-4 = +3.3 VDC?
Check the following parts for fault or
8
damage:
■
■
Does the error recur?
9
Turn the AC power Switch OFF
10
Connect J163 to the LVPS then turn the
AC power switch ON.
P/J163-1 <->P/J163-2 = +24 VDC?
Check the following for fault or damage:
11
■
■
General Troubleshooting
LVNC Harness Assembly
Motor Driver Board
24V Harness Assembly
Motor Driver Board
Yes
Go to Step 10.
Replace if
damaged or
defective.
Go to Step 10.
Complete
Replace if
damaged or
defective.
No
Go to Step 8.
Go to Step 10.
Complete
Go to Step 11.
Complete
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