Xerox Phaser 6180MFP Service Manual page 216

Error Messages and Codes
3-28
Troubleshooting Procedure Table (continued)
Step Actions and Questions
Check the Right Side Harness for
12
continuity.
1. Disconnect P/J273 from the Feeder
Unit Harness.
2. Disconnect P/J27 from the MCU
Board.
3. Check continuity between P/J27 <=>
P/J273.
1. Replace the Optional 550-Sheet
13
Feeder (page 8-116).
2. Does the error still occur?
14 1. Check the wiring harness
connectors P/J421 and P/J4213
between the Optional Feeder Board
and the Optional Feed Clutch.
2. Are the connectors securely
connected?
15 1. Check the wiring harness
connectors P/J419, P/J273, and P/
J27 between the Optional Feeder
Board and the MCU Board.
2. Are the connectors securely
connected?
16 Check the Right Side Harness for
continuity.
1. Disconnect P/J273 from the
Optional Feeder Harness.
2. Disconnect P/J27 from the MCU
Board.
3. Check continuity between P/J273
<=> P/J27.
Check the Optional Feeder Board
17
signal.
1. Disconnect P/J27 from the MCU
Board.
2. Is there +24 V across ground <=>
J27-B4 pin/J27-B5 pin on the MCU
Board when the Interlock Switch is
activated?
18 1. Check the wiring harness
connectors P/J422 and P/J4222
between the Optional Feeder Drive
and the Optional Feeder Board.
2. Are the connectors securely
connected?
Yes
Go to step 13.
Replace the
MCU Board
(page 8-88).
Go to step 15.
Go to step 16.
Go to step 17.
Replace the
550-Sheet
Feeder
(page 8-116).
Go to step 19.
Phaser 6180MFP Multifunction Printer Service Manual
No
Replace the
Right Side
Harness.
Complete.
Reconnect the
connectors.
Reconnect the
connectors.
Replace the
Right Side
Harness.
Replace the
MCU Board
(page 8-88).
Reconnect the
connectors.