67
Appendix
Troubleshooting
Problem
Possible solution
• No power.
• Is the AC cord disconnected?
• Check if you pressed
a
on the TV.
• The TV cannot be
operated.
• External influences such as lightning, static electricity, etc.,
may cause improper operation. In this case, operate the TV
after first turning off the power, or unplugging the AC cord
and re-plugging it in after one or two minutes.
• Remote control unit
does not operate.
• Are batteries inserted with polarity (
e
,
f
) aligned?
• Are batteries worn out? (Replace with new batteries.)
• Are you using it under strong or fluorescent lighting?
• Is a fluorescent light illuminating to the remote control
sensor?
• Picture is cut off.
• Is the image position correct?
• Are screen mode adjustments (Wide mode) such as picture
size made correctly? (Pages 40, 51 and 52)
• Strange colour,
light colour, or dark
colour, or colour
misalignment.
• Adjust the picture tone.
• Is the room too bright? The picture may look dark in a room
that is too bright.
• Check the “Colour system” setting (Pages 37 and 42).
• Power is suddenly
turned off.
• The TV’s internal temperature has increased. Remove any
objects blocking the vent or clean.
• Is the “Sleep timer” set? Select “Off” from the “Sleep timer”
menu (Page 34).
• Is “No signal off” or “No operation off” activated? (Page 34)
• No picture.
• Are connections to external equipment correct?
(Pages 23
_
28)
• Is the input signal type selected correctly after connection?
(Page 41)
• Is the correct input source selected? (Page 18)
• Is a non-compatible signal being input? (Page 54)
• Is the picture adjustment correct? (Pages 31
_
32)
• Is the antenna connected properly? (Page 9)
• No sound.
• Is the volume too low?
• If you do not clearly hear the sound for the visually impaired,
go to “HOME” > “TV Menu” > “Setup” > “Audio” > “Audio
description setting” > “Mix level”, and select the upper level
to turn up the volume.
• Make sure that headphones are not connected.
• Check if you pressed
e
on the remote control unit.
• Is the proper item selected in the “Audio select” menu
when connecting devices to the HDMI 2 terminal or the PC
terminal? (Pages 24, 26 and 41)
• The TV sometimes
makes a cracking
sound.
• This is not a malfunction. This happens when the cabinet
slightly expands and contracts according to changes in
temperature. This does not affect the TV’s performance.
• Net TV start page
cannot be displayed.
• Is the ETHERNET cable connected correctly? (Page 57)
• Check the settings of “Network setup” (Pages 57–58).
• Some Internet
functions used on a
PC are not available
from the TV.
• The TV has only limited functions compared with regular PC
browsers (Page 59).
Reset the PIN
1
Go to “HOME” > “TV Menu” > “Setup”.
2
Press
a/b
to select “Auto installation”, “Programme setup”, “PIN”,
“Parental rating” or “Reset”, and then press
;
. The PIN input window will
display.
3
Press and hold both
:r
and
i+
on the TV simultaneously until the
message appears on the screen.
NOTE
• When the PIN code is reset, the default PIN code (“1234”) is set.
• The PIN is also available for the Net TV function.
Reset
If complex adjustments are made so that the settings cannot be restored to
normal, you can reset the settings to the factory preset values.
1
Go to “HOME” > “TV Menu” > “Setup” > “View setting” > “Reset”.
2
Press
c/d
to select “Yes”, and then press
;
.
• “Now, TV will restart automatically, OK?” displays on the screen.
3
Press
c/d
to select “Yes”, and then press
;
.
• “Now initialising...” displays on the screen and blinks.
• After the reset has completed, the power shuts off and then comes back on. The
screen will have returned to its original settings.
NOTE
• PIN input is required when executing “Reset”. The default PIN is “1234”. To change the
PIN setting, refer to
Individual setting — PIN
(Page 38). To reset the PIN setting (PIN
input will no longer be needed), refer to
Reset the PIN
shown above.
• “Reset” is greyed out in 3D mode. To select the “Reset” menu, you need to switch to 2D
mode.
Summary of Contents for Aquos LC-60LE740E
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