Xerox Phaser 6280 Service Manual page 252

Error Messages and Codes
3-116
Troubleshooting Procedure Table (continued)
Step Actions and Questions
14 Check the Top LV Harness for
continuity.
1. Disconnect P/J501 from the LVPS
and P/J13 from the MCU Board.
2. Check continuity between P/J501
<=> P/J13.
Check the LVPS signal.
15
1. Disconnect P/J503 from the LVPS.
2. Is there +24 V across ground <=>
J503-1 pin when the Interlock
Switch is activated?
Yes
Go to step 15.
Replace the
MCU Board
(page 8-86).
Phaser 6280 Color Laser Printer Service Manual
No
Replace the Top
LV Harness.
Replace the
LVPS
(page 8-80).