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5
Symptoms Possible Solutions
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 23).
Check if ALL is selected in the KEYBOARD LOCK
feature in SECURITY menu. Select NO to deactivate lock
function (see page 22).
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
PROGRAM INSTALL menu (see page 18).
Check that the audio source in the DEFAULT HDMI
AUDIO feature is selected correctly (see page 30).
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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 27).
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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 23).
Deselect HM - LINK in the COMMUNICATION feature
(see page 14).
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Note: The Troubleshooting section is applicable only to TV that is installed as a stand-alone.
If TV is connected to an interactive system, the behaviour of the TV will be controlled by the
system.
Troubleshooting