Troubleshooting Chart

Before calling for service, determine the symptoms and follow suggested solutions.

Symptoms

 

Solutions

Page

VIDEO

AUDIO

 

 

Snowy Video

Noisy Audio

• Adjust the antenna location and connection.

11

Multiple Image

Noisy Audio

• Adjust the antenna location and connection.

11

• Check the antenna lead-in cable.

11

 

 

Interference

Noisy Audio

• Move the television away from electrical

-

appliances, lights, vehicles and medical equipment.

 

 

 

 

 

 

• Increase volume

20

 

 

• Check Mute.

17

Normal Video

No Audio

• Check Television Speakers on/off.

27

• Change channel.

20

 

 

 

 

• Stereo/SAP/Mono

17

 

 

• When using HDMI

27

No Video with

Noisy Audio

• Set Input Setup properly.

30

Snow

• Check the antenna cables.

11

 

 

 

• Check if the power cord is plugged into the wall outlet.

15

 

 

• Adjust Brightness and Audio controls.

24,26,27

 

 

• Change channel.

20, 22

 

 

• Check the cable connections.

10-14

 

 

• Program the remote control code.

39-42

No Video

No Audio

• Check the second video source operation.

39-44

• Make sure that a PC is not connected to HDMI

12

 

 

 

 

input. Rarely, the TV will not display video in

 

 

 

HDMI input from devices with HDMI or DVI

 

 

 

output due to bad communication between the

 

 

 

TV and the devices. Should this happen, unplug

 

 

 

the HDMI/DVI device and plug it back in.

 

No Color

Normal Audio

• Adjust Color settings.

24, 25

• Change channel.

20

 

 

Digitalization

 

Re-orient the ATSC antenna.

-

of image

Audio Break up

• Check signal meter. If the signal is weak, add a

31

Image freeze up

 

signal booster to boost the signal strength.

 

 

 

• Check if the audio mode is set to Stereo or

17

 

 

Mono, not SAP.

 

Normal Video

Wrong Audio

• Change the audio of the HDMI device to Linear PCM.

-

• Check the audio setting for HDMI. If there is functional

27

 

 

 

 

problem with Digital Audio, use Analog audio.

 

Black Box on

 

• Change CC (Closed Caption).

 

Normal Audio

• Change the Closed Caption (CC) Analog settings

32

Screen

 

to other than T1, T2, T3 or T4.

 

 

 

 

Normal Video

Normal Audio

• Replace the remote control batteries.

8

 

 

Intermittent Remote Control Operation

 

 

46

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Panasonic TH 42PX50U, TH 50PX50U, TH 37PX50U operating instructions Troubleshooting Chart, Symptoms Solutions