Xerox Phaser 6280 - +24 VDC Interlock Switch

Phaser 6280 Color Laser Printer Service Manual 4-73
General Troubleshooting
+24 VDC Interlock Switch
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Interlock Harness, PL9.1.3
■ LVPS, PL9.1.4
■ Top LV Harness, PL10.1.16
■ “Map 4 - LVPS and MCU Boards” on
page 10-12
■ “DC Power Supply” on page 10-21
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Interlock Harness for continuity.
1.Disconnect P/J15 from the Interlock
Harness.
2.Check continuity between P/J15-1 pin
<=> P/J15-2 pin.
3.Is there voltage present when the
Interlock is activated?
Go to step 2. Replace the
Interlock
Harness
(
page 8-79).
2 1. Disconnect connectors P/J502 from the
LVPS Board and P/J15 from the Interlock
Harness.
2.Check continuity between P/J15-1 pin
<=> P/J15-2 pin.
3.Is there +24 V present?
Go to
Troubleshooti
ng
“LVPS” on
page 4-71.
Replace the
Top LV
Harness.