Main Drive - Xerox Phaser 6128MFP Service Manual

Phaser 6128MFP Service Manual
Troubleshooting Procedure Table
Step Actions and Questions
1 Check the Transfer Belt, Fuser, and
Imaging Unit for correct installation.
Are the parts correctly installed?
2 Does the error persist when the
power is turned On?
3 Run the Main Motor test (DO-00) on
(page 4-41).
Does the motor rotate?
4 Check connectors P/J21 and P/J211
between the MCU Board and Main
Motor Assembly.
Are the connectors secure?
5 Check the Main Drive harness
continuity. Disconnect P/J21 from
the MCU Board and P/J211 from the
Main Drive to check continuity.
Is the harness damaged?
6
Check the Main Drive Assembly for
correct installation.
Is the Main Drive Assembly installed
correctly?
7 Check for +24 V at J21 on the MCU
Board.
Is +24 V available at J21-2 and J21-
4 when the Interlock Switch is
closed?
Error Messages and Codes
Yes No
Go to step 3. Correct any
problems
found.
Go to step 3. Complete.
Go to step 4. Go to step 5.
Go to step 5. Reconnect the
connectors.
Repair or Go to step 6.
replace the
harness
(PL10.8.7).
Go to step 7. Reseat the

Main Drive

Assembly
(page 8-58).
Replace the Replace the
Main Drive MCU Board
Assembly (page 8-57).
(page 8-58).
3-101