Sharp LC-40LE830X, Operation Manual

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65
Troubleshooting
Problem Possible solution
• No power. • Is the AC cord disconnected?
• Check if you pressed
<a
on the TV.
• When the power switch does not work, remove the power plug and insert it again, and press
<a
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 39
_
40, 52 and 56)
• Strange colour, light colour, or dark
colour, or colour misalignment.
• Adjust the picture tone (Pages 31
_
32).
• Is the room too bright? The picture may look dark in a room that is too bright.
• Check the “Colour system” setting (Pages 36 and 41).
• Check the “HDMI auto view” setting (Page 41).
• 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 25
_
27)
• Is the correct input source selected? (Page 17)
• Is a non-compatible signal being input? (Page 57)
• Is the picture adjustment correct? (Pages 31
_
32)
• Is the antenna connected properly? (Page 9)
• Is “On” selected in “Audio only”? (Page 34)
• 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 26, 40 and 56)
• 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.
Troubleshooting – Digital broadcasing
Problem Error code Possible solution
• No picture or no sound. — • Is the correct input source selected? (Page 17)
• Block noise appears on the screen. • Is the antenna pointing in the correct direction?
• Check the “Signal strength” and “Quality” (Page 15).
• 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 9)
• Is the channel settings correct? (Page 15)
• A specific channel cannot be received. — • Check the “Signal strength” and “Quality” (Page 15).
• No broadcast now
E203
• Check the current broadcast.
CLEARING THE PASSWORD
1
Go to “Menu” > “Setup” > “View setting” > “Individual setting” > “Password”.
2
The password input screen displays.
3
Press and hold both
!r
and
Y
+
on the TV simultaneously until the message appears on the screen.
NOTE
• To set the password again, refer to
Password
on page 37 and follow the instructions.
The Password is
.
NOTE
• As a precautionary measure, make a note of your password above, remove it from this manual, and keep it in a familiar place.
Appendix