77
Troubleshooting
Problem
Possible solution
• No power.
• Is the AC cord disconnected?
• Check if you pressed
<
on the TV.
• When the power switch does not work, remove the power plug and insert it again, and press
<
on the TV after waiting more than five seconds.
• 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 47
f
48, 67
and 68)
• Strange colour, light colour, or dark
colour, or colour misalignment.
• Adjust the picture tone (Pages 37
f
39).
• Is the room too bright? The picture may look dark in a room that is too bright.
• Check the “Colour system” setting (Pages 43 and 50).
• Check the “HDMI auto view” setting (Page 49).
• 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 41).
• Is “No signal off” or “No operation off” activated? (Page 41)
• No picture.
• Are connections to external equipment correct? (Pages 28
f
31)
• Is the correct input source selected? (Page 20)
• Is a non-compatible signal being input? (Page 69)
• Is the picture adjustment correct? (Pages 37
f
39)
• Is the antenna connected properly? (Page 11)
• No sound.
• Is the volume too low?
• 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 29, 48 and 68)
• 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.
• AQUOS.NET top page cannot be
displayed.
• Is the ETHERNET cable connected correctly? (Page 52)
• Check the settings of “Network setup”. (Pages 51 – 53)
• 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 56)
Troubleshooting – Digital broadcasting
Problem
Error code
Possible solution
• No picture or no sound.
—
• Is the correct input source selected? (Page 20)
• Block noise appears on the screen.
—
• Is the antenna pointing in the correct direction?
• Check the “Signal strength” and “Quality” (Page 18).
• Are physical objects blocking the antenna?
• Is the antenna or antenna cable compatible with DTV broadcast?
• DTV broadcasts cannot be received.
E202
• Is the DTV antenna set up properly?
• Is the antenna cable connected properly? (Page 11)
• Is the channel settings correct? (Page 18)
• A specific channel cannot be received.
—
• Check the “Signal strength” and “Quality” (Page 18).
• No broadcast now
E203
• Check the current broadcast.
Appendix
LC80LE940X_EN_book.indb 77
LC80LE940X_EN_book.indb 77
8/29/2012 8:54:15 AM
8/29/2012 8:54:15 AM
Summary of Contents for Aquos LC-46LE840X
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