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12 Troubleshooting
This section describes commonly encountered
issues and accompanying solutions.
TV power on/ off issues
The TV does not power on:
•
Ensure that the TV is connected to the
AC mains power outlet. If it does not
power on, pull the plug out of the power
outlet, wait for 60 seconds, plug it back
and turn the TV on again.
The TV does not respond:
•
Check that the TV controls are not
locked. Use PBS setup remote control to
access the PBS setup menu and unlock all
TV control keys (see 'Enable or disable
the TV controls' on page 19).
•
If you are using the guest remote control,
check that the remote control is not
locked. Use PBS setup remote control to
access the PBS setup menu and enable
the guest remote control (see 'Enable or
disable the remote control' on page 19).
The TV turns off by itself:
•
Check the ESP setting and increase the
time if you want the TV to stay on for
longer duration (see 'Select the energy
saving option' on page 21).
The TV cannot be turned off:
•
Check if the power mode has been set to
[FORCED ON]. If it is set to [FORCED
ON], select a different setting (see
'Preset the picture format' on page 16).
No access to PBS setup menu
The PBS setup mode cannot be accessed using
the guest remote control:
•
Check that the high-security mode has
been turned off. Use the PBS setup
EN
2
remote control to access the PBS setup
menu to allow the use of guest remote
control (see 'Select the security level' on
page 19).
The PBS setup mode cannot be accessed using
the PBS setup remote control:
•
Check that the switch at the side of the
PBS setup remote control is set to the
SETUPposition (see 'Access the setup
menu with PBS setup remote control' on
page 11).
Picture issues
The TV is on, but there is no picture:
•
Check that the antenna or the cable is
connected properly to the TV.
•
Check that source device and
communication protocols are selected
correctly.
The TV is on, but picture quality is not good:
•
Check the antenna, cable or set-top box
connections to the TV and ensure that
they are properly connected.
•
Check that the picture settings are
correct for your TV and the source
device.
•
Do not connect the VGA input and the
EXT input to the TV at the same time.
Sound issues
The is picture but no sound:
•
Check that all the cables are properly
connected.
•
Check if the audio is muted. If it is muted,
enable audio on the channel (see 'Mute a
channel' on page 24).
•
Check that the audio source is selected
correctly (see 'Configure the sound
settings' on page 18).
•
If the TV is connected to a DVD player
using HDMI connection, make sure that
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