Confidential
2-83
4.9 Fax Problems
4.9.1 No faxes can be sent
User Check
- Check that the line cord is inserted correctly into the socket.
- Check that the dialing function setting (tone/pulse) is correct.
- Check that the phone cord is not connected to EXT terminal.
4.9.2 No faxes can be received
User Check
- Check that the line cord is inserted correctly into the socket.
- Check if the receiving mode setting is correct.
- Check that the phone cord is not connected to EXT terminal.
Step Cause Solution
1 MJ PCB harness connection
failure
Reconnect the MJ PCB harness.
2 LCD PCB harness connection
failure
Reconnect the LCD PCB harness.
3 Panel PCB harness
connection failure
Reconnect the panel PCB harness.
4 LCD PCB ASSY defective Replace the LCD PCB ASSY.
5 Touch panel defective Replace the touch panel.
6 MJ PCB defective Replace the MJ PCB ASSY.
7 First side or second side CIS
unit defective
Replace the first side or second side CIS unit.
8 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 MJ PCB harness connection
failure
Reconnect the MJ PCB harness.
2 MJ PCB defective Replace the MJ PCB ASSY.
3 Main PCB defective Replace the main PCB ASSY.
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General
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