W
A
TCHING
TV
25
TROUBLESHOOTING
APPENDIX
A
Ab
bn
no
orrm
maall O
Op
peerraattiio
on
n
V
Viid
deeo
o P
Prro
ob
blleem
mss
No picture &No sound
No or poor color
or poor picture
Poor reception on
some channels
Lines or streaks
in pictures
No picture
when connecting HDMI
Horizontal/vertical bars
or picture shaking
Picture appears slowly
after switching on
The remote control
doesn’t work
Power is suddenly
turned off
■
Check to see if there is any object between the product and the remote control
causing obstruction. Ensure you are pointing the remote control directly at the TV.
■
Ensure that the batteries are installed with correct polarity (+ to +, - to -).
■
Ensure that the correct remote operating mode is set: TV, VCR etc.
■
Install new batteries.
■
Is the sleep timer set?
■
Check the power control settings. Power interrupted.
■
If there is no signal, the TV turns off automatically in 15 minutes.
■
Check whether the product is turned on.
■
Try another channel. The problem may be with the broadcast.
■
Is the power cord inserted into wall power outlet?
■
Check your antenna direction and/or location.
■
Test the wall power outlet, plug another product’s power cord into the outlet
where the product’s power cord was plugged in.
■
This is normal, the image is muted during the product startup process. Please
contact your service center, if the picture has not appeared after five minutes.
■
Adjust Color in menu option.
■
Keep a sufficient distance between the product and a VCR.
■
Try another channel. The problem may be with the broadcast.
■
Are the video cables installed properly?
■
Activate any function to restore the brightness of the picture.
■
Check for local interference such as an electrical appliance or power tool.
■
Station or cable product experiencing problems, tune to another station.
■
Station signal is weak, reorient antenna to receive weaker station.
■
Check for sources of possible interference.
■
Check antenna (Change the direction of the antenna).
■
Check HDMI cable over version 1.3.
The HDMI cables don’t support HDMI version 1.3, it cause flickers or no screen
display. In this case use the latest cables that support HDMI version 1.3.
Z42PQ20-U 9/21/09 2:51 PM Page 25
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