Xerox Phaser 6280 Service Manual page 168

Error Messages and Codes
3-32
Troubleshooting Procedure Table (continued)
Step Actions and Questions
11 1. Check the wiring harness connector
P/J431 between the Duplex Clutch
and Duplex Board.
2. Is P/J431 securely connected?
Check the Duplex Clutch signal.
12
1. Disconnect P/J431 from the Duplex
Board.
2. Is there +24 V across ground <=>
J431-1 pin?
13 1. Check the wiring harness
connectors P/J25 and P/J251
between the PH Drive Assembly and
the MCU Board.
2. Are the connectors securely
connected?
14 Check the Right Side Harness for
continuity.
1. Disconnect P/J25 from the MCU
Board and P/J251 from the PH Drive
Assembly.
2. Check continuity between P/J25 <=>
P/J251.
Check the PH Drive Assembly signal.
15
1. Disconnect P/J25 from the MCU
Board.
2. Is there +24 V across ground <=>
J25-1/J25-2 pin when the Interlock
Switch is activated?
1. Check the wiring harness
16
connectors P/J29, P/J292, and P/
J2922 between the MCU Board and
the Regi Sensor.
2. Are the connectors securely
connected?
17 Check the Regi Sensor Harness for
continuity.
1. Disconnect P/J2922 from the Regi
Sensor and P/J292 from the Right
Side Harness.
2. Check continuity between P/J2922
<=> P/J292.
Yes
Go to step 12.
Replace the
Duplex Unit
(page 8-99).
Go to step 14.
Go to step 15.
Replace the PH
Drive Assembly
(page 8-76).
Go to step 17.
Go to step 18.
Phaser 6280 Color Laser Printer Service Manual
No
Reconnect P/
J431 connector.
Go to step 21.
Reconnect the
connectors.
Replace the
Right Side
Harness.
Replace the
MCU Board
(page 8-86).
Reconnect the
connectors.
Replace the
Regi Sensor
Harness.