Before Calling For Service - Samsung HT-AS720S Instruction Manual

Before calling for service

Symptom
The unit will not turn on.
A function does not work
when the button is pressed.
Sound is not produced.
Picture does not appear on a TV
when the function is selected.
Remote controller does
not work.
The sound from the
left/right channels is
reversed.
Can't receive radio
broadcasts.
There is no sound from
surround speakers.
There is no sound from
center speaker
Check
Is the power cord plugged into the outlet?
•
Is there static electricity in the air?
•
Are the speakers and external
•
components connected properly?
Is the Mute function on?
•
Is the volume set to minimum?
•
Is the speaker setup set incorrectly to
•
NONE?
Is the external component connected
•
properly?
Are the batteries drained?
•
Is the distance between remote
•
control and main unit too great?
Are the left/right speaker or left/right
•
input/output cables connected
properly?
Is FM antenna connected properly?
•
Is the surround speaker connected
•
properly?
Is SURR (surround) incorrectly set to
•
NONE in speaker setup?
Is surround mode set to stereo?
•
Is the center speaker connected properly?
•
Is CEN (center) incorrectly selected to
•
NONE in speaker setup?
Is the surround mode selected to stereo?
•
Remedy
Connect the power plug to the outlet.
•
Disconnect the power plug and connect it
•
again.
Connect them correctly.
•
Press Mute button to cancel the function.
•
Adjust the volume.
•
Refer to pages 22~23 to select LARGE,
•
SMALL or YES.
Connect it correctly.
•
Replace with new batteries.
•
Operate at close distance.
•
Check the left/right channel and connect
•
it/them correctly.
Connect the antenna correctly.
•
If the input strength of antenna signal is
•
weak, install the FM antenna in a place
with good reception.
Refer to pages 12~13 to connect them
•
properly.
Refer to pages to select LARGE or
22~23
•
SMALL.
Refer to pages 31~37 to select proper
•
Surround Mode.
Refer to pages 12~13 to connect it properly.
•
Refer to pages to select LARGE or
22~23
•
SMALL.
Refer to pages 31~37 to select other
•
Surround Modes.
ENG
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