Sharp MX-C507P - Page 262

5028
Main fan service check
Diagnostics and troubleshooting
228
Action
Yes
No
Step 1
Check the main fan area for obstructions.
Is the fan area free from obstructions?
Go to step 3.
Go to step 2.
Step 2
Remove the obstructions.
Does the problem remain?
Go to step 3.
The problem is
solved.
Step 3
Check the cable on the JFAN2 connector on the controller board
for proper connection.
Is the cable properly connected?
Go to step 5.
Go to step 4.
Step 4
Reconnect the cable.
Does the problem remain?
Go to step 5.
The problem is
solved.
Step 5
Replace the main fan. See “Main fan removal” on page 338 .
Does the problem remain?
Go to step 6.
The problem is
solved.
Step 6
Replace the controller board. See “Controller board removal” on
page 393 .
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Action
Yes
No
Step 6
Replace the controller board. See “Controller board removal” on
page 393 .
Does the problem remain?
Contact the next
level of support.
The problem is
solved.