Troubleshooting

Before you call for service, determine the symptoms and make a few simple checks as shown below.

 

Symptoms

 

Checks

Picture

 

Sound

 

 

 

 

 

Electrical Appliances

 

 

 

Cars/Motorcycles

 

 

 

Fluorescent light

Interference

 

Noisy Sound

 

 

 

 

Volume

 

 

 

(Check whether the mute function has been

 

 

 

activated on the remote control.)

Normal Picture

 

No Sound

 

 

 

 

Not plugged into AC outlet

 

 

 

Not switched on

 

 

 

Picture and Brightness/Volume setting

 

 

 

(Check by pressing the power switch or stand-

No Picture

 

No Sound

by button on the remote control.)

 

 

 

 

 

If a signal with a non-applicable colour system

 

 

 

format, or frequency is input, only the input

 

 

 

terminal indication is displayed.

No Picture

 

Normal Sound

 

 

 

 

Colour controls set at minimum level

 

 

 

(see page 18, 19)

 

 

 

Colour system (see page 31)

No Colour

 

Normal Sound

 

This Plasma Display uses special image processing. Hence a slight time lag may occur between image and audio, depending on the type of input signal. However, this is not a malfunction.

Plasma Display panel

Symptoms

Check

Some parts of the screen

The plasma display panel is manufactured using an extremely high level of precision

technology, however, sometimes some parts of the screen may be missing picture

do not light up.

elements or have luminous spots. This is not a malfunction.

 

 

Do not allow a still picture to be displayed for an extended period, as this can cause

 

a permanent after-image to remain on the Plasma Display.

 

Examples of still pictures include logos, video games, computer images, teletext

 

and images displayed in 4:3 mode.

 

Note:

After-images appear

The permanent after-image on the Plasma Display resulting from fixed image use

is not an operating defect and as such is not covered by the Warranty.

 

This product is not designed to display fixed images for extended periods of time.

[for TH-42PHD6, TH-50PHD6]

The display unit is fitted with a cooling fan to dissipate heat generated during normal

Whirring sounds can be heard

use.The whirring sound is caused by rotation of the fan and is not a malfunction.

from the display unit.

 

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Panasonic TH-42PWD6, TH-50PWD6 operating instructions Troubleshooting, Plasma Display panel Symptoms Check