3-44 Phaser 6280 Color Laser Printer Service Manual
Error Messages and Codes
28 1.Check the wiring harness
connectors P/J23 and P/J231
between the MCU Board and the
Registration Clutch.
2.Are the connectors securely
connected?
Go to step 29. Reconnect the
connectors.
29 Check the Right Side Harness
continuity.
1.Disconnect P/J23 from the MCU
Board and P/J231 from the Regi
Clutch.
2.Check continuity between P/J23 <=>
P/J231.
Go to step 30. Replace the
Right Side
Harness.
30 Check the Registration Clutch signal.
1.Disconnect P/J23 from the MCU
Board.
2.Is there +24 V across ground <=> P/
J23-1 pin when the Interlock Switch
is activated?
Replace the
Registration
Clutch
(
page 8-40).
Replace the
MCU Board
(
page 8-86).
31 1.Check the Fuser.
2.Are there any paper debris in the
Fuser?
Remove the
debris.
Go to step 32.
32 1.Check the Rubber Registration Roll
and Metal Registration Roll for
operation. Are the Rolls correctly
installed?
2.Are there any contaminations on the
Rolls?
Go to step 33. Replace the
Feeder
Assembly
(
page 8-36).
33 Check the Transfer Unit for correct
installation.
1.Reseat the Transfer Unit (page 8-8).
2.Does the error still occur?
Replace the
MCU Board
(
page 8-86).
Complete.
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No