Troubleshooting Based On Problem Type; 1 ] Control Panel And Lcd Problems; 2 ] Telephone Problems - Brother FAX1960C Service Manual

4.2.4 Troubleshooting Based on Problem Type

[ 1 ] Control panel and LCD problems

Problem
(1) LCD shows nothing.
(2) Control panel inoperative.

[ 2 ] Telephone problems

Problem
(1) No phone call can be made
with the handset.*
(2) Speed dialing will not work.
(3) Dial does not switch between
tone and pulse.
(4) The ringer does not sound.
(5) No phone call can be made
with the cordless handset.*
• Panel-main harness
• Monochrome LCD and its flat cable
• Control panel PCB
• Power supply PCB
• Main PCB
• Panel-main harness
• Control panel PCB
• Rubber keypads
• Main PCB
• Hook switch
1
• Rubber keypads
• Control panel PCB
• Main PCB
• MJ PCB
• Ordinary dialing function
If it works normally, check the main PCB; if not, refer to item
(1) above.
• Main PCB
• Speaker
• Main PCB
• MJ PCB
• Cordless handset
2
• Cordless PCB
• Main PCB
• MJ PCB
Check:
Check:
1
*
2
*
4-29
For models with handset
For models with cordless handset
Confidential