2-82
Confidential
4.9
Fax Problems
4.9.1
Fax sending cannot be performed
<User Check>
- Check if the telephone line cord is inserted correctly into the socket.
- Check if the dialing function setting (tone/pulse) is correct.
- Check if the telephone line cord is disconnected from the EXT terminal.
4.9.2
Cannot receive fax
<User Check>
- Check if the telephone line cord is inserted correctly into the socket.
- Check if the receiving mode setting is correct.
- Check if the telephone line cord is disconnected from the EXT terminal.
4.9.3
A communications error occurs
<User Check>
- Change the special line support of the function menu or the Assurance Mode, then check if the
error has been resolved.
- Check that there is no source of noise around the machine.
Step
Cause
Solution
1
MJ PCB harness connection
failure
Check the MJ PCB harness connection and
reconnect if necessary.
2
Control panel ASSY defective
Replace the control panel ASSY.
3
MJ PCB defective
Replace the MJ PCB ASSY.
4
CIS unit defective
Replace the CIS unit.
5
Main PCB defective
Replace the main PCB ASSY.
Step
Cause
Solution
1
MJ PCB harness connection
failure
Check the MJ PCB harness connection and
reconnect if necessary.
2
MJ PCB defective
Replace the MJ PCB ASSY.
3
Main PCB defective
Replace the main PCB ASSY.
Step
Cause
Solution
1
MJ PCB harness connection
failure
Check the MJ PCB harness connection and
reconnect if necessary.
2
MJ PCB defective
Replace the MJ PCB ASSY.
3
Main PCB defective
Replace the main PCB ASSY.
Summary of Contents for DCP-J552DW
Page 120: ...3 3 Confidential 2 PACKING 3_002 ...
Page 127: ...3 10 Confidential 2 CIS flat cable 3_011 CIS flat cable Cable guide Cable guide Flat core ...
Page 220: ...4 10 Confidential ADF Copy Chart C A B D ...
Page 244: ...5 12 Confidential Scanning Compensation Data List ...
Page 246: ...5 14 Confidential Test Pattern ...
Page 254: ...5 22 Confidential MFC J450DW J470DW J475DW MFC J650DW J870DW J875DW ...
Page 270: ...5 38 Confidential pfadj1 Pattern ...
Page 271: ...5 39 Confidential pfadj2 Pattern ...
Page 272: ...5 40 Confidential pfadj3 Pattern ...
Page 278: ...5 46 Confidential Vertical Lines Check Pattern ...
Page 279: ...5 47 Confidential Ruled Lines Check Pattern ...
Page 283: ...5 51 Confidential Margin Check Pattern ...
Page 284: ...5 52 Confidential Margin Check Pattern ...
Page 314: ...6 3 Confidential Power supply PCB 100 V series ...
Page 315: ...6 4 Confidential Power supply PCB 200 V series ...
Page 329: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...