Technical Features - JVC LT-55NQ7105A User Manual

TV reception problems
No picture
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Are all the connection cables to external signal sources properly connected?
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Is the connection cable to the external signal source damaged?
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Have you selected the correct signal source on the TV set?
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Is the antenna plugged in properly? Is the antenna cable damaged?
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Is the antenna cable plug firmly connected?
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Have you selected the correct signal source on the TV set?
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Have you already executed a channel search at your present location?
Poor picture
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Is the antenna plugged in? Adjust the antenna.
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Check that the channel is tuned properly.
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Adjust the picture settings, such as brightness, colour, sharpness.
No sound
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Is the sound muted? Press the
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Is the volume turned down? Press the
No colour
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Adjust the colour setting.
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Check the programme is broadcast in colour.
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Check that the channel is tuned properly.
Multimedia playback problems
File is not played back
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Check that the USB mass storage device contains compatible files.
Problems with playback from external devices
No sound
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Check that the audio cable is properly connected or damaged.
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Make sure that you have selected the correct signal source on your TV set.
Sound is distorted or humming
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Clean the connector plugs.
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Replace the connection cable to the external device.
Problems with online services (Smart TV)
If you are using a cable network connection (LAN)
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Check that the network cable is properly connected.
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Check whether the network cable is damaged.
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Check whether you can access the internet from another device on the network .
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It is possible that the server for the selected service is temporarily down.
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