Appendix; Troubleshooting - Sharp AQUOS LC-37XD10E Operation Manual

Appendix

Troubleshooting

Problem
• No power.
• Unit cannot be operated.
• Remote control unit does not
operate.
• Picture is cut off.
• Strange colour, light colour, or
dark, or colour misalignment.
• Power is suddenly turned off.
• No picture.
• No sound.
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, offi ce), the picture may leave trails or appear slightly delayed.
This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the unit in a location exposed to direct sunlight or near a
heater, as this may cause the cabinet to deform and the LCD panel to malfunction.
Storage temperature: –20°C to e 60°C.
IMPORTANT NOTE ON RESETTING THE PIN
We suggest that you remove the following instruction from the operation manual to prevent children from
reading it. As this operation manual is multilingual, we also suggest the same with each language. Keep it in a
safe space for future reference.
1
Enter "3001" when PIN entry is required.
• This operation cannot be performed from the DTV menu screen.
2
Restore the current PIN under "Change PIN" (TV menu > Setup > Child lock).
• Check if you pressed B on the remote control unit.
If the indicator on the TV lights up red, press B .
• Is the AC cord disconnected?
• Check if you pressed a on the TV.
• External infl uences such as lightning, static electricity, etc., may cause improper
operation. In this case, operate the unit after fi rst turning the power off, or
unplugging the AC cord and re-plugging it in after 1 or 2 minutes.
• Are batteries inserted with polarity ( e , f ) aligned?
• Are batteries worn out? (Replace with new batteries.)
• Are you using it under strong or fl uorescent lighting?
• Is a fl uorescent light illuminated to remote control sensor?
• Is the image position correct? (Page 18)
• Are screen mode adjustments (Auto format) such as picture size made correctly?
(Pages 17 and 20)
• Adjust the picture tone. (Page 13)
• Is the room too bright? The picture may look dark in a room that is too bright.
• Check the colour system setting. (Pages 16 and 17)
• Check the HDMI setup setting. (Page 15)
• The unit's internal temperature has increased.
Remove any objects blocking vent or clean.
• Is sleep timer set? Press SLEEP on the remote control unit until it sets to off.
• Is "No signal off" activated? (Page 18)
• Is connection to other components correct? (Pages 10 and 11)
• Is input signal type selected correctly after connection? (Page 15)
• Is the correct input source selected? (Page 19)
• Is non-compatible signal being input? (Page 34)
• Is picture adjustment correct? (Page 13)
• Is the antenna connected properly? (Page 4)
• Is the volume too low?
• Make sure that headphones are not connected.
• Check if you pressed e on the remote control unit.
Possible Solution
33