Troubleshooting - Panasonic TX-47P950A Operating Instructions Manual

Troubleshooting

Before you call for service, determine the symptoms and make a few simple checks as shown below.
Symptoms
Picture
Snowy Picture
Multiple Image
Interference
Normal
Picture
No Picture
No Colour
Scrambled
Coloured
Patches
No Colour
Projection TV screen
Symptoms
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 Projection TV screen.
Examples of still pictures include logos, video games, computer images, teletext and images displayed in
4:3 mode.
Note:
The permanent after-image on the Wide Projection TV screen resulting from fixed image use is not an
After-images
operating defect and as such is not covered by the Warranty.
appear
This product is not designed to display fixed images for extended periods of time.
36
Sound
Aerial Location, direction or Connections
Noisy Sound
Aerial Location, direction or Connections
Normal Sound
Electrical Appliances
Noisy Sound Cars/Motorcycles
Fluorescent Lamps
Volume (Refer to page 10, 11)
No Sound
(Check whether the mute function has been activated on
the Remote Control.)
Not plugged into AC outlet
Not switched on
No Sound
Contrast and Brightness/Volume setting (Check by pressing the
Power Switch or Stand-by Button on the Remote Control.)
Colour Control (Refer to page 24, 25)
Normal Sound
Colour System (Refer to page 21)
Normal or
Retune Channels (Refer to page 15)
Weak Sound
Magnetic interference from unshielded equipment;
TV set moved while "ON"
Normal Sound
Turn the TV set off for 30 minutes, using the "Power"
Switch on the TV set.
Sound System (Refer to page 21)
Noisy Sound
Colour System (Refer to page 21)
Checks
Checks