Brother MFC-J6510DW

2-91
Confidential
2.4.9 Fax Problems
2.4.9.1 No faxes can be sent
User Check
- Check if the appropriate telephone cord is used or it is plugged in the socket.
- Check the dial mode settings again.
2.4.9.2 Speed dialing or one-touch dialing will not work
User Check
- Check if speed dial or one-touch dial numbers are correctly registered.
- Check if the appropriate telephone cord is used or it is plugged in the socket.
- Check the dial mode settings again.
Step Cause Solution
1 Connection failure of the main-
MJ harness (LINE)
Check the connection and reconnect the harnesses.
2 Rubber keypad defective Replace the rubber keypad.
3
Control panel PCB defective
Replace the control panel PCB ASSY.
4 MJ PCB defective Replace the MJ PCB ASSY.
5 Second side scanning CIS
defective
Replace the CIS unit.
6
First side scanning CIS defective Replace the scanner cover (scanner unit).
7
Main PCB defective
Replace the main PCB ASSY.
Step Cause Solution
1 Rubber keypad defective Replace the rubber keypad.
2
Control panel PCB defective
Replace the control panel PCB ASSY.
3
Main PCB defective
Replace the main PCB ASSY.