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7
Before Calling Service
Symptoms Suggested steps to take
Power
TV cannot be
switched on
If you are using the POWER button of the remote
control to switch on the TV, note that button is only
use to set the TV to stand-by mode. Use the Digit
0-9 or CH + / – buttons to switch on TV.
Check if YES is selected in the REMOTE
CONTROL LOCK feature in SECURITY menu.
Select NO to deactivate lock function (see page 26).
Check if ALL is selected in the KEYBOARD
LOCK feature in SECURITY menu. Select NO to
deactivate lock function (see page 25).
Note: If both REMOTE CONTROL LOCK and
KEYBOARD LOCK feature are activated, use the
Setup Remote Control to go into these two menus
to deactivate lock function.
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Sound
No Sound Check if the volume of TV is not at the minimum. Try
pressing the Volume Up button of the remote
control to increase sound.
Check that the mute mode is not on. If mute mode is
on, press the Mute button on the remote control to
deactivate mute mode.
Check AUDIO is not selected in the MUTE feature
of the CHANNEL INSTALL menu (see page 18).
Check that the audio source in the DEFAULT
HDMI AUDIO feature is selected correctly (see
page 31).
If the TV is connected via HDMI to a DVD player,
check whether the Digital Audio output of the DVD
player is set to PCM mode.
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Volume level cannot
be increased or
decreased beyond a
certain value
Check the limit setting for the Minimum and
Maximum Volume and re-specify the setting in the
MIN VOLUME / MAX VOLUME features in the
CONTROL menu (see page 29).
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Remote
Control
TV does not respond
to Guest Remote
Control
Try changing the batteries.
Aim remote control directly at remote control
sensor lens on TV and try pressing any button on the
remote control.
Check if YES is selected in the REMOTE
CONTROL LOCK feature in SECURITY menu.
Select NO to deactivate lock function (see page 26).
Deselect HM - LINK in the COMMUNICATION
feature if HM - LINK selected (see page 15).
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