Sharp MX-C507P Service Manual page 101

Action
Step 13
Check the motor cable for proper installation, and reseat if
necessary.
Does the problem remain?
Step 14
Replace the motor. See
333.
Does the problem remain?
Step 15
Remove the printhead, and then check the printhead lenses for
dust or debris. See "Printhead removal" on page
Are the lenses free of dust or debris?
Step 16
Clean the printhead lenses.
Does the problem remain?
Step 17
Check the HVPS cable on the HVPS and on the JHVPS1 connector
on the controller board for proper connection.
Is the cable properly connected at both ends?
Step 18
Reconnect the cable.
Does the problem remain?
Step 19
Check the cable for continuity.
Does the cable have continuity?
Step 20
Replace the HVPS cable.
Does the problem remain?
Step 21
Check the toner cartridge contacts for damage, and replace if
necessary. See "Toner cartridge contacts removal" on page
365.
Does the problem remain?
"Motor (EP drive) removal" on page
Diagnostics and troubleshooting
Yes
Go to step 14.
Go to step 15.
Go to step 17.
397.
Go to step 17.
Go to step 19.
Go to step 19.
Go to step 21.
Go to step 21.
Go to step 22.
67
5028
No
The problem is
solved.
The problem is
solved.
Go to step 16.
The problem is
solved.
Go to step 18.
The problem is
solved.
Go to step 20.
The problem is
solved.
The problem is
solved.