Troubleshooting - Panasonic QUINTRIX TX-86PW300A Operating Instructions Manual

Troubleshooting

Before calling for service, determine the symptoms and make a few simple checks as shown below.
Picture
Snowy Picture
Multiple Image
Interference
Normal Picture
No Picture
No Colour
Scrambled
Colour Patches
Rolling Picture
38
Sound
Noisy Sound
Normal Sound
Noisy Sound
No Sound
No Sound
Normal Sound
Normal or Weak Sound
Normal Sound
Noisy Sound
Check
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 function)
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.
Check the colour system. Refer to page 18.
Retune the Television. Refer to page 26.
Magnetic Interference from unshielded equipment or the
television may have been moved while it was switched ON.
(Switch the television OFF, or into Standby and leave it OFF
for about 30 minutes). Refer to page 19.
Picture Menu (Refer to page 15).
Sound Menu (Refer to page 16).