Troubleshooting Of Fax Functions; Fax Can't Send It; Fax Cannot Be Received; No Bell Ring - Brother MFC-9130CW Service Manual

4.13 Troubleshooting of FAX Functions

4.13.1 FAX can't send it

<User Check>
- Check whether the line cord is correctly inserted into the socket.
- Check whether the dialing function setting (tone/pulse) is correct.
Step
1
2
3
4
5

4.13.2 FAX cannot be received.

<User Check>
- Check whether the line cord is correctly inserted into the socket.
- Check the reception mode settings are correct.
Step
1
2
3

4.13.3 No bell ring

<User Check>
- Check whether the number of telephone rings is set to zero (0).
- Check whether the bell volume is set to zero (0).
Step
1
2
3
4
Cause
Modem PCB harness
connection failure
Panel PCB failure
Modem PCB failure
First side or second side CIS
unit failure
Main PCB failure
Cause
Modem PCB harness
connection failure
Modem PCB failure
Main PCB failure
Cause
Speaker harness connection
failure
Speaker failure
Modem PCB failure
Main PCB failure
Check the modem PCB harness connection
and reconnect it.
Replace the panel cover ASSY.
Replace the modem PCB ASSY.
Replace the first side or second side CIS
unit.
Replace the main PCB ASSY.
Check the modem PCB harness connection
and reconnect it.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
Check the speaker harness connection and
reconnect it.
Replace the speaker unit.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
2-120
Remedy
Remedy
Remedy
Confidential