28
Troubleshooting - Error Message
Problem
Possible Solution
• No picture
• Is connection to other components correct?
Page 12
• Is the correct input selected?
Page 16
• Is “On” selected in “Audio Only”?
Page 25
• If the PC image is not displayed, check the following:
- When connecting a laptop PC to the TV, check that display output mode of the
PC is set to external monitor.
- Check the resolution setting on the PC. Is a non-compatible signal being input?
“PC Compatibility Chart” below
• Picture quality of HD programs is
poor.
• To enjoy HD images from external equipment, you are required to set up HDMI
connection or component connection.
• If the program content is not of HD quality, HD images cannot be displayed. Check
that the program you are viewing provides HD images.
• The HD cable/satellite set-top box may need to be confi gured to output HD images
via cable/satellite.
• The cable/satellite broadcast may not support a signal resolution of 1080p.
• The TV sometimes makes a
cracking sound.
• This is not a malfunction. This happens when the cabinet slightly expands and
contracts according to change in temperature. This does not affect the TV's
performance.
Appendix
The example of an error message
displayed on a screen
Possible Solution
• Failed to receive broadcast.
• Check the antenna cable. Check that the antenna is correctly setup.
• As a precautionary measure, make a note of your secret number above, and keep it in a safe place.
The secret number is
.
CLEARING THE SECRET NUMBER
If you forget the secret number, clear the secret number using the following procedure.
1
Select “Parental CTRL” on the Setup menu to display the secret number screen. (For operating the on-
screen display menu, see page 18.)
2
Press and hold both
CH
U
and
VOL
k
on the TV simultaneously until the message appears on the screen.
PC
31.5 kHz
31.5 kHz
37.9 kHz
37.5 kHz
35.1 kHz
37.9 kHz
48.1 kHz
46.9 kHz
48.4 kHz
56.5 kHz
60.0 kHz
47.7 kHz
640 x 480
720 x 400
VGA
800 x 600
SVGA
XGA
1024 x 768
WXGA
1360 x 768
70 Hz
60 Hz
72 Hz
75 Hz
56 Hz
60 Hz
72 Hz
75 Hz
60 Hz
70 Hz
75 Hz
60 Hz
O
O
O
O
O
O
O
O
O
O
O
64.0 kHz
SXGA
1280 x 1024
60 Hz
O
67.5 kHz
1080p
1920 x 1080
60 Hz
PC
Horizontal Frequency
VESA Standard
Resolution
Vertical Frequency
VGA and XGA are registered trademarks of International Business Machines Corp.
PC Compatibility Chart
It is necessary to set the PC correctly to display XGA and WXGA signal.
LC-70̲60LE550U̲E.indb 28
LC-70̲60LE550U̲E.indb 28
2012/10/30 16:20:29
2012/10/30 16:20:29
