Panasonic TX-51P400H - Manual (Page 37)

37
Before you call for service, determine the symptoms and make a few simple checks as shown below.
Troubleshooting
Snowy Picture
Multiple Image
Interference
Normal Picture
No Picture
No Colour
Scrambled
Coloured Patches
No Colour
Noisy Sound
Noisy Sound
Noisy Sound
Normal Sound
Normal Sound
Normal Sound
No Sound
No Sound
Normal or
Weak Sound
Symptoms
Picture Sound
Checks
Aerial Location, direction or Connections
Aerial Location, direction or Connections
Electrical Appliances
Cars/Motorcycles
Fluorescent Lamps
Volume (Refer to page 12, 13)
(Check whether the mute function has
been activated on the Remote Control.)
Not plugged into AC outlet
Not switched on
Contrast and Brightness/Volume setting
(Check by pressing the Power Switch or
Stand-by Button on the Remote Control.)
Colour Control (Refer to page 26, 27)
Colour System (Refer to page 24)
Retune Channels (Refer to page 19)
Magnetic interference from unshielded
equipment;
TV set moved while “ON”.
Turn the TV set off for 30 minutes, using
the “Power” Switch on the TV set.
Sound System (Refer to page 24)
Colour System (Refer to page 24)
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 16:9 mode.
Note:
The permanent after-image on the Projection TV screen 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.
After-images appear
Symptoms
Projection TV screen
Checks