Phaser 6180 Color Laser Printer Service Manual 3-27
Error Messages and Codes
17 Check the Right Side Harness for
continuity.
1. Disconnect P/J21 and P/J211.
2. Check continuity between P/J21 <=>
P/J211.
Go to step 18. Replace the
Right Side
Harness.
18 Check the Main Drive signal.
1. Disconnect P/J21 from the MCU
Board.
2. Is there +24 V across ground <=>
J21-2/J21-4?
Replace the
Main Drive
(page 8-73).
Replace the
MCU Board
(page 8-87).
19 Perform the Sub Motor test
(page 4-41): Service Mode > Engine
Diag > Motor Test > Sub Motor.
Does the Motor operate properly?
Go to step 23. Go to step 20.
20 Check the wiring harness connectors
P/J22 and P/J221 between the MCU
Board and the Main Drive. Are the
connectors securely connected?
Go to step 21. Reconnect the
connectors.
21 Check the Right Side Harness for
continuity.
1. Disconnect P/J22 and P/J221.
2. Check continuity between P/J22 <=>
P/J221.
Go to step 22. Replace the
Right Side
Harness.
22 Check the Main Drive signal.
1. Disconnect P/J22 on the MCU
Board.
2. Is there +24 V across ground <=>
J22-A2/J22-A4 when the Interlock
Switch is activated?
Replace the
Main Drive
(page 8-73).
Replace the
MCU Board
(page 8-87).
23 Perform the Tray 2 Motor test
(page 4-42): Service Mode > Engine
Diag > Motor Test > Tray 2 Motor.
Does the Motor operate properly?
Go to step 27. Go to step 24.
24 Check the wiring harness connectors
P/J25 and P/J251 between the MCU
Board and the Tray 2 Motor. Are the
connectors securely connected?
Go to step 25. Reconnect the
connectors.
25 Check the Right Side Harness for
continuity.
1. Disconnect P/J25 and P/J251.
2. Check continuity between P/J25 <=>
P/J251.
Go to step 26. Replace the
Right Side
Harness.
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No
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