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
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
•Check that the picture settings are correct for your TV and the source device.
•Do not connect the VGA input and the EXT3 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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