V7 LTV27C Manuale Utente
21
Troubleshooting
No picture on screen and
no sound from speakers.
no sound from speakers.
No picture/No picture from
AV terminal.
AV terminal.
Picture is displayed, but no
sound from the speakers.
sound from the speakers.
Picture is too light
Picture is too dark.
Remote control does not
work.
work.
No picture from AV OUT ter-
minal.
minal.
The picture is not sharp.
The picture moves.
The picture moves.
The picture is doubled or tri-
pled.
pled.
The picture is spotted.
There are stripes on the
screen or colours fade.
screen or colours fade.
Problem
Check item
• Insert the AC power cord plug securely in AC power outlet.
• Make sure the remote control is not in the standby mode
• Make sure the remote control is not in the standby mode
(The POWER/Standby indicator is red.)
• Turn on the MAIN POWER button on the top of the display.
• Check the brightness setting of the display.
• Lamp may have malfunctioned.
• Make sure a cable with no VIDEO input signal is connected
• Lamp may have malfunctioned.
• Make sure a cable with no VIDEO input signal is connected
to the S-VIDEO INPUT terminal.
• Make sure COLOUR and CONTRAST settings.
• Make sure the BRIGHTNESS setting is not set too low.
• Check to see if BRIGHTNESS setting
• Lamp may have malfunctioned.
• Check to see if BRIGHTNESS setting
• Lamp may have malfunctioned.
• Change the batteries.
• Make sure the infrared transmitter window is not receiving
• Make sure the infrared transmitter window is not receiving
strong light such as light from fluorescent lamps.
• Make sure AV INPUT is not set.
• Make sure the input source other than AV
• Make sure the input source other than AV
• The reception may be weak.
• The state of the broadcast may also be bad.
• Make sure the antenna is facing the right direction.
• Make sure the outside antenna is not disconnected.
• The state of the broadcast may also be bad.
• Make sure the antenna is facing the right direction.
• Make sure the outside antenna is not disconnected.
• Make sure the antenna is facing the right direction.
• There may be reflected electric waves from mountains or
• There may be reflected electric waves from mountains or
buildings.
• There may be interference from automobiles, trains, high
voltage lines, neon lights, etc.
• There may be interference between the antenna cable and
power cable. Try positioning them further apart.
• Is the unit receiving interference from other devices?
Radio station transmission antennas, amateur radio
transmission antennas and cellular phones may also cause
interference.
transmission antennas and cellular phones may also cause
interference.
• Use the unit as far apart as possible from devices that may
cause interference.
• Check the sound setting.
• Make sure the sound is not muted.
• Make sure the connectors of the optional speaker system
• Make sure the sound is not muted.
• Make sure the connectors of the optional speaker system
are securely inserted.
• Check the AV OUTPUT terminal setting
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