Panasonic TX-86W100A - Manual (Page 46)

Troubleshooting
Before calling for service, determine the symptoms and make a few simple checks as shown below.
Picture Sound Check
.... L.„,
Snowy Picture
Multiple Image
Interference
Normal Picture
No Picture
No Colour
Scrambled
zit :
Colour Patches
Noisy Sound
Normal Sound
-O'
Noisy Sound
No Sound
■■
No Sound
Normal Sound
-0^
Normal or Weak Sound
Normal Sound
-O'
Aerial Location, Direction or Connections.
If you are watching a tape playback check the state of the Video
heads - they may need to be cleaned or replaced. The tape
may be old. Check the tracking.
Aerial Location, Direction or Connections.
Electrical Appliances, Motorcycles, Cars or Fluorescent Lamps.
Volume {Check the Mute ftjnction)
Not plugged in, switched OFF or Set to Stand By. Check
volume, brightness, and contrast levels.
Various internal safety devices may have been triggered.
Switch the TV off for a few minutes and try again.
Colour Control.
If the picture is from a tape playback, try adjusting the tracking.
Retune the Television. Refer to page 29.
Magnetic Interference from unshielded equipment or the
television may have been moved while it was switched ON.
(Switch the television OFF with the main power switch and
leave it OFF for about 30 minutes). Refer to page 32.
Picture Menu (Refer to page 14).
Sound Menu (Refer to page 16).
Rolling Picture Noisy Sound
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