Fax Cannot Be Received; Communication Error Occurs; Receive Buffer Full During Receiving Into Memory - Brother DCP-7090 Service Manual

4.13.2Fax 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 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
1
2
3

4.13.3Communication error occurs

<User Check>
• Check whether there is any noise source near the machine.
• Replace the telephone line.
Step
1
2
3

4.13.4Receive buffer full during receiving into memory

<User Check>
• Print the print data stored in the memory.
• Divide the print data and print it.
Step
1
Cause
Connection failure of the
modem flat cable
Modem PCB failure
Main PCB failure
Cause
Connection failure of the
modem flat cable
Modem PCB failure
Main PCB failure
Cause
Main PCB failure
Reconnect the modem flat cable.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
Reconnect the modem flat cable.
Replace the modem PCB ASSY.
Replace the main PCB ASSY.
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
Confidential