Troubleshooting Of Fax Functions; Fax Can't Send It; Speed Dialing And One-Touch Dialing Can't Be Used - Brother 09055CDN Service Manual

3.12 Troubleshooting of FAX Functions

3.12.1 FAX can't send it

<User Check>
- Verify that the telephone cord is securely inserted into the right socket.
- Check the dial mode setting again.
Step
1
2
3
4
5
6

3.12.2 Speed dialing and One-touch dialing can't be used

<User Check>
- Verify that the telephone cord is securely inserted into the right socket.
- Check the dial mode setting again.
Step
1
2
3
4
5
6
Cause
Connection between main
PCB and NCU PCB
Connection between main
PCB and panel PCB
Rubber key connection failure
NCU PCB failure
Panel PCB failure
Main PCB failure
Cause
Connection between main
PCB and NCU PCB
Connection between main
PCB and panel PCB
Rubber key connection failure
NCU PCB failure
Panel PCB failure
Main PCB failure
Connect the connector between the main
PCB ASSY and NCU PCB ASSY correctly.
Connect the connector between the main
PCB ASSY and panel PCB ASSY correctly.
Replace the rubber key.
Replace the NCU PCB ASSY.
Replace the panel PCB ASSY.
Replace the main PCB ASSY.
Connect the connector between the main
PCB ASSY and NCU PCB ASSY correctly.
Connect the connector between the main
PCB ASSY and panel PCB ASSY correctly.
Replace the rubber key.
Replace the NCU PCB ASSY.
Replace the panel PCB ASSY.
Replace the main PCB ASSY.
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Remedy
Remedy
Confidential