R
18 19
TROUBLESHOOTING
The battery isn’t inserted
properly into the battery
chamber or the battery is run out.
Insert the battery properly, or
charge the battery fully.
The is powered off
automatically.
headphone
Switch the off, then on. headphone
The audio out port of the
connected audio device is
defective(no sig al out ).n
Connect to another audio out port .
Phenomena Causes Solutions
The transmitter is not
connected well.
Make sure the AC adapter and
the audio cable of the transmitter
are plugged in place.
Switch to MONO or STEREO
to power the transmitter on.
The transmitter is not powered on.
Part 1
The connection between the
transmitter and the audio
source is wrong.
Make sure the connection is correct
and in place between the transmitter
and the audio source.
The analog audio cable is
plugged into the AUX IN jack of
the transmitter when connecting
with the optical cable.
Unplug the analog audio cable
from the transmitter.
Headphone
doesn’t
work, or
no voice
received
The audio sources (TV and TV
related AV devices) are not
turned on or their volume are
set too low.
Turn on the audio source, and adjust
its volume to a sufficient level.
TV audio output is disabled
or not activated.
Follow the instructions in your
TV user manual to change the TV’s
AUDIO OUT setting to "External
TV Speakers".
Set it to PCM. For example:
Settings > Sound > Digital Audio
Out Format> Dolby/DTS/PCM,
menu depends on TVs.
The audio out format of TV and
TV related AV devices (e.g.,
Cable box, STB, DirecTV, etc.)
is not set to PCM.
Fig 6-4
Transmitter
4) Mono/Stereo Option: You can switch to STEREO for enjoying Hi-Fi sound quality
music or select MONO for enjoying more clear TV dialogues. If, despite a correct
balance adjustment, you can hear the sound only with one ear: Set the
STEREO/MONO switch on the transmitter to MONO (Ref. Fig 6-5).
D
D
+
T
O
NE
S
Fig 6-5
S
TE
R
E
O
M
ON
O
OF
F
ON
/O
FF
S
TE
RE
O
M
ONO
O
F
F
S
D
+
D
O
N
/
OF
F
T
O
N
E
5) Ambient Sound Function: while listening wirelessly, press the MIC ON/OFF
button at the bottom of the right side headphone, the ambient sound indicator will
flash red and green alternately, you can clearly hear what people saying to you
nearby. Press the MIC button again or switch off the headphone and then on, it will
be back to wireless listening, the ambient sound indicator will be off, and the
working indicator will be solid green. But if you press the MIC ON/OFF button by
chance when listening wirelessly, the volume will be low with the ambient noise
will be occurred (Ref. Fig 6-6).
L
R
R
Ambient Sound Button
(MIC ON/OFF)
Fig 6-6
Ambient Sound
(LED flashing red and green alternately)
Indicator
R
( )
3) Tone Control: Select the TONE (D+/D/S) at the rear of transmitter to find the
best feature, make sure you can hear the TV voice clearly (Ref. Fig 6-4).
SM-829D2 SM-829D2
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