Fax & Phone Problems (Only 4 In 1) - Samsung CLX-3185 Service Manual

Clx-3185 series digital color laser mfp
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4.2.9 Fax & Phone Problems (only 4 in 1)
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
HARNESS between the
4. Check if the SPEAKER
Service Manual
Alignment & Troubleshooting
TEL LINE correctly.
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.
4-67
Samsung Electronics

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