Fax Cannot Be Received; Communication Error Occurs - Brother DCP-L5500D Service Manual

4.13.2 Fax cannot be received

<User Check>
• Check that the line cord is inserted into the socket correctly.
• Check that the receiving mode setting is correct.
• Check that the handset is placed on the handset holder correctly.
• Check that the receiver's machine works normally or the function you want to perform is
equipped with the receiver's machine.
• Move the machine to the other place to check whether there is any noise source near
the machine.
• Replace the telephone line.
Step
Connection failure of modem flat
1
cable
2 Modem PCB failure
3 Main PCB failure

4.13.3 Communication error occurs

<User Check>
• Check whether there is any noise source near the machine.
• Replace the telephone line.
Step
Connection failure of modem flat
1
cable
2 Modem PCB failure
3 Main PCB failure
Cause
Check the connection of the modem flat
cable, and reconnect it if necessary.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
Cause
Check the connection of the modem flat
cable, and reconnect it if necessary.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
2-123
Remedy
Remedy
Confidential