Sharp MX-C507P Service Manual page 233

Motor (fuser) service check
Action
Step 1
Reset the printer.
Does the problem remain?
Step 2
Check the fuser for damage or life expiration, and replace if
necessary. See "Fuser removal" on page
Does the problem remain?
Step 3
Check the motor cable on the JFUSED1 connector on the controller
board for proper connection.
Is the cable properly connected at both ends?
Step 4
Reconnect the cable.
Does the problem remain?
Step 5
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 6
Remove the fuser, and then manually turn the fuser drive gear.
Does the gear freely turn?
Step 7
Replace the fuser drive gear.
Does the problem remain?
Step 8
Replace the motor (fuser). See
page 355.
Does the problem remain?
Step 9
Replace the controller board. See
page 393.
Does the problem remain?
370.
"Motor (fuser) removal" on
"Controller board removal" on
Diagnostics and troubleshooting
199
Yes
Go to step 2.
Go to step 3.
Go to step 5.
Go to step 5.
Go to step 6.
Go to step 8.
Go to step 8.
Go to step 9.
Contact the next
level of support.
5028
No
The problem is
solved.
Go to step 4.
Go to step 4.
The problem is
solved.
The problem is
solved.
Go to step 7.
The problem is
solved.
The problem is
solved.
The problem is
solved.