Panasonic TH-42PZ80Q Operating Instructions Manual page 53

If there is a problem with your TV, please refer to the table below to determine the symptoms, then carry out the
suggested check. If this does not solve the problem, please contact your local Panasonic dealer, quoting the model
number and serial number (both found on the rear of the TV).
"Pr A-A any key to etu n
moves on the screen
Some spots remain
bright Or dark
Chaotic image, noisy
No image can be
displayed
Only spots are displayed
instead of images
Neither image nor
sound is produced
Black Box appears
No sound is produced
Sound is unusual
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m
,,<
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o0
Q_
c
o0
o
co
Unknown sound heard
1- Sounds from TV
cabinet
2- Whirring sound
3- Tick/Click sound
4= Buzzing sound
_"1-Changes in the temperature and humidity of the room may cause
the TV's cabinet to expand or contract and produce metallic
sounds. This is not a sign of faulty operation or a malfunction.
2- The TV may have a cooling fan that makes a soft whir.
This is not a sign of faulty operation or a malfunction.
3- WhentheTV is powered on, an electrical c omponent i nthe TVactivates
producing a tick/clicksound.Thisis not a signof faultyoperationor a malfunction.
4- Electrical circuits are active while the TV set is on.
Parts of the TV set
become hot.
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