Troubleshooting – Panasonic PT-61LCZ7 User Manual

Page 62

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62

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

Problem

Possible solution

Page

Power does not turn ON.

Is the power cord plugged in?

24

Remote Control/ Unit buttons do not function.

Power does not turn ON or OFF.

Image is distorted. Image freezes.

Press unit POWER button down over 7 seconds. The POWER indicator goes

out. If the Power was On, the screen will also disappear. After 5 seconds, turn

Power On and operate unit normally. If the steps above do not restore normal

operation, disconnect then reconnect the AC plug and turn the power On.

-

The power

turns OFF.

Power turns off while another

indicator is flashing.

Please consult your nearest dealer.

61

Remote Control does not function.

Are the batteries dead or inserted incorrectly?

7

Is the Remote Control sensor in direct fluorescent lamp light or other strong

sources of light?

10

Image shakes.

Is the antenna or antenna cable old, broken, or shorted out?

-

Image is not clear.

(blurring / vertical lines)

Is the antenna cable connected properly?

12-17

A sudden temperature change may have caused condensation in the internal

optics which results in blurring or vertical lines. Please wait until room

temperature is normal and constant before turning power ON. These symptoms

will clear up as time passes.

-

Depending on the connected device, a 1080i input signal may cause the picture

to flicker. If the connected device has a format selection switch, set the format

to 720p.

-

Color patches or no color.

When using a VCR and selecting channels on the TV, is the TV/VIDEO mode

for the VCR set to TV?

-

Image appears doubled or tripled.

Is the antenna facing the right direction?

-

Is the antenna receiving any signals reflected off of mountains or buildings?

-

Images disappear at the top and bottom of the

screen.

When using 16:9 image software (cinema vision size software, etc.), there is no

picture at the top and bottom of the screen.

-

During ZOOM modes, the image is cut off at

the top and bottom.

Please adjust the V-Size. This is not a mulfunction.

33, 36

Some parts of the screen are always lit while

others do not light up.

Some parts of the screen do not light up.

This is a characteristic of the LCD panel and not a malfunction.

-

Fan is operating even though TV Power is

OFF.

This is because the cooling fan is operating. The fan will stop after about

3 minutes.

24

Leaving stationary images, such as still video

images, web pages, or filler bars (used for

NORMAL aspect mode), on-screen for an

extended period of time can leave ghost

images on the screen.

This is a characteristic of the LCD panel and not a malfunction. Try displaying

constantly moving pictures which fill the entire screen, or turn the power OFF

for a while to return the screen to normal.

-

Pictures from equipment are unusual when the

equipment is connected via HDMI.

Is the HDMI cable connected properly?

12, 14-

18, 21-22

Turn Off the TV unit and device, then turn them On again.

-

Check the input signal from the equipment.

29

No sound is produced.

Is “Sound Mute” active?

30

Is the volume set to the minimum?

29

Is “Speaker output” set to “Off”?

39

Change “SAP” settings.

32

Check “HDMI 1 in”, “HDMI 2 in” or “HDMI 3 in” insettings when the equipment is

connected via HDMI.

39

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

21-23, 39

Troubleshooting

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