Fax & Phone Problems - Muratec F-116 Field Engineering Manual

4.2.6 Fax & Phone Problems
1) No Dial Tone
Description : While on-hook button is pressed, there is no dial tone.
1. Check if the telephone
line cord is connected to
2. Check if it makes CLICK
sound while OHD key is pressed.
3. Check the connection of
4. Check if the SPEAKER
Alignment and Troubleshooting
TEL LINE correctly.
HARNESS between the
LIU and the Main B'd.
is connected correctly.
If the telephone cord is normal but
there is no dial tone, then try to
replace the LIU B'd.
If you cannot hear the OHD
CLICK sound, the OPE Ass'y may
be defective. Try to replace the
OPE Ass'y.
Check the Speaker connection,
and try to replace it.
Lastly, try to replace the Main B'd.
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