4-86 Phaser 6180MFP Multifunction Printer Service Manual
General Troubleshooting
+24 VDC Interlock Switch
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Interlock Harness, PL9.2.3
■ LVPS, PL9.2.4
■ LVPS Harness, PL10.1.3
■ “Map 4 - LVPS and MCU Board” on
page 10-13
■ “DC Power Supply” on page 10-24
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Interlock Harness for continuity.
1.Disconnect P/J44.
2.Check continuity between P/J44-1 <=> P/
J44-3.
3.Is there voltage present when the
Interlock is activated?
Go to step 2. Replace the
Interlock
Switch
(page 8-82).
2 1.Disconnect the wiring harness
connectors P/J501 and P/J14.
2.Check continuity between P/J44-1 <=> P/
J44-3.
3.Is there +24 V present?
Go to “LVPS”
on page 4-84.
Replace the
LVPS
Harness.
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