Xerox Phaser 6180 Service Manual page 146

Error Messages and Codes
3-20
Troubleshooting Procedure Table (continued)
Step Actions and Questions
13 Check the Right Side Harness for
continuity.
1. Disconnect P/J23 and P/J236.
2. Check continuity between P/J23 <=>
P/J236.
Check the Tray 1 Feed Solenoid signal.
14
1. Disconnect P/J23 on the MCU
Board.
2. Is there +24 V across ground <=>
J23-17 when the Interlock Switch is
activated?
15 Perform the Tray 1 (MPT) Turn Clutch
test (page 4-52): Service Mode
Engine Diag > Motor Test
(MPT) Turn Clutch.
Does the Clutch operate properly?
16 Check the wiring harness connectors
P/J23 and P/J234 between the MCU
Board and the Turn Clutch. Are the
connectors securely connected?
17 Check the Right Side Harness for
continuity.
1. Disconnect P/J23 and P/J234.
2. Check continuity between P/J23 <=>
P/J234.
Check the Turn Clutch signal.
18
1. Disconnect P/J23 on the MCU
Board.
2. Is there +24 V across ground <=>
J23-13 when the Interlock Switch is
activated?
19 Perform the Tray 2 Motor test
(page 4-42): Service Mode
Diag > Motor Test
Does the Motor operate properly?
Check the Right Side Harness for
20
continuity.
1. Disconnect P/J25 and P/J251.
2. Check continuity between P/J25 <=>
P/J251.
21 Check the Drive Assembly signal.
1. Disconnect P/J25 on the MCU
Board.
2. Is there +24 V across ground <=>
J25-1/J25-2 when the Interlock
Switch is activated>
Yes
Go to step 14.
Replace the Tray
1 Feed Solenoid
(page 8-35).
Go to step 19.
>
> Tray 1
Go to step 17.
Go to step 18.
Replace the Turn
Clutch
(page 8-47).
Go to step 22.
> Engine
> Tray 2 Motor.
Go to step 21.
Replace the
Drive Assembly
(page 8-76).
Phaser 6180 Color Laser Printer Service Manual
No
Replace the
Right Side
Harness.
Replace the
MCU Board
(page 8-87).
Go to step 16.
Reconnect the
connectors.
Replace the
Right Side
Harness.
Replace the
MCU Board
(page 8-87).
Go to step 20.
Replace the
Right Side
Harness.
Replace the
MCU Board
(page 8-87).