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Confidential
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.
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.
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
Cause
Remedy
1
Modem PCB harness
connection failure
Check the modem PCB harness connection
and reconnect it.
2
Panel PCB failure
Replace the panel cover ASSY.
3
Modem PCB failure
Replace the modem PCB ASSY.
4
First side or second side CIS
unit failure
Replace the first side or second side CIS
unit.
5
Main PCB failure
Replace the main PCB ASSY.
Step
Cause
Remedy
1
Modem PCB harness
connection failure
Check the modem PCB harness connection
and reconnect it.
2
Modem PCB failure
Replace the modem PCB ASSY.
3
Main PCB failure
Replace the main PCB ASSY.
Step
Cause
Remedy
1
Speaker harness connection
failure
Check the speaker harness connection and
reconnect it.
2
Speaker failure
Replace the speaker unit.
3
Modem PCB failure
Replace the modem PCB ASSY.
4
Main PCB failure
Replace the main PCB ASSY.
Summary of Contents for DCP-9020CDN
Page 47: ...2 8 Confidential 2 2 2 Scanning part Fig 2 4 ...
Page 89: ...2 50 Confidential Electrodes location of main body Fig 2 7 ...
Page 172: ...3 9 Confidential EM2 0 MOLYKOTE EM D110 2 0 mm dia ball EM2 0 Back cover ASSY Back cover ASSY ...
Page 345: ...5 7 Confidential Black and white scanning First side Front Fig 5 1 ...
Page 346: ...5 8 Confidential Black and white scanning Second side Back Fig 5 2 ...
Page 347: ...5 9 Confidential Color scanning First side Front Fig 5 3 ...
Page 348: ...5 10 Confidential Color scanning Second side Back Fig 5 4 ...
Page 384: ...5 46 Confidential LED test pattern M68_L Fig 5 17 ...
Page 429: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...