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A38
Troubleshooting
TV function
TV signal is not
received.
Is the sound not
displayed on the TV
channel indication
window?
Check the channel system and make sure you
chose the correct channel system.
Check the AUTO CHANNEL function to
automatically search the available channels.
Check and see if the TV adapter is properly
connected between your display and antenna
cable.
Check if the TV sound is set at ‘MONO’. In
case the TV SOUND is at ‘MONO’, the sound
will not be displayed.
Check if the audio cable is correctly connected.
Check the volume level.
Check if the sound source is correctly selected.
Check if the SOUND is ON in the PIP/POP OSD
menu.
Adjust the TREBLE to an appropriate level.
Adjust the BASS to an appropriate level.
Select the BBE EFFECT to an appropriate level.
Check the volume level.
No sound.
No sound in PIP /POP
mode.
Sound is too high
pitched or too low
piched.
Sound level is too low.
Audio function
Do you see a "CONTROLS LOCKED" message on the screen.
Do you see
“CONTROLS LOCKED”
when you push MENU
button?
You can secure the current control settings, so
that they cannot be inadvertently changed. You
can unlock the OSD controls at any time by
pushing the MENU button and
VOL.+
button
for 5 seconds: the message “CONTROLS
UNLOCKED” will appear. It is not possible to
configure this function with the remote control
buttons. You can only do so from the monitor.