Panasonic TC-L37X2 Some spots remain, Bright or dark, Chaotic image, noisy, No image is, Cabinet

If there is a problem with your TV, please refer to the table below to determine the symptoms, then carry out the suggested check. If this does not solve the problem, please contact your local Panasonic dealer, quoting the model number and serial number (both found on the rear of the TV).

	Problem
	Some spots remain
	bright or dark
	Chaotic image, noisy
Screen	No image is
	displayed on screen
	Only spots are displayed
	instead of images
	Neither image nor
	sound is produced
	Black Box appears
	No sound is produced
Sound	Sound is unusual
	Unknown sound heard
	1- Sounds from TV
	cabinet
	2- Tick/Click sound
	3- Buzzing sound
Other	The main unit is hot.

Actions

The LCD panel is made up of a few million pixels and is produced with advanced technology through an intricate process. Sometimes a few pixels may be bright or dark. These pixels do not indicate a defective panel and will have no impact on the performance of the TV.

Check nearby electrical products.

(car or motorcycle ignition systems, fluorescent lamp, etc.)

Check Picture menu (p. 28)

Check the cable connections.

Check that the correct input has been selected.

Check the channel settings. (p. 38)

Check the antenna cables.

Is the power cord plugged into the outlet?

Is the TV unit turned On?

Check Picture menu (p. 28) and volume.

Check the AV cable connections. (p. 9-10)

Check that the correct input has been selected. (p. 24)

Change settings of Closed caption (CC). (p. 40)

Are the speakers’ cables connected correctly? (p. 43)

Is “Sound Mute” active? (p. 11)

Is the volume set to the minimum?

Is “TV speakers” set to “Off”? (p. 28) Change “SAP” settings. (p. 15)

Check “HDMI 1 in”, “HDMI 2 in” or “HDMI 3 in” settings. (p. 28)

Set “SAP” setting to “Stereo” or “Mono”.

Check the HDMI device connected to the unit.

Set the audio setting of the HDMI device to “Linear PCM”.

If digital sound connection has a problem, select analog sound connection.

1- Changes in the temperature and humidity of the room may cause the TV’s cabinet to expand or contract and produce metallic sounds. This is not a sign of faulty operation or a malfunction.

2- When the TV is powered on, an electrical component in the TV activates producing a tick/click sound. This is not a sign of faulty operation or a malfunction.

3- Electrical circuits are active while the TV set is on. This is not a sign of faulty operation or a malfunction.

The main unit radiates heat and some of the parts may become hot. This is not a problem for performance or quality.

Set up in a location with good ventilation.

Do not cover the ventilation holes of the TV with a tablecloth, etc., and do not place on top of other equipment.

Frequently Asked Questions FAQs, etc.

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