Troubleshooting; Environmental Specifications - Sharp LC-40LE730E Operation Manual

Appendix

Troubleshooting

Problem
• No power.
• The TV cannot be operated.
• Remote control unit does not operate.
• Picture is cut off.
• Strange colour, light colour, or dark
colour, or colour misalignment.
• Power is suddenly turned off.
• No picture.
• No sound.
• The TV sometimes makes a cracking
sound.

Environmental Specifications

*1 On-Mode (W) (HOME MODE)
*2 Energy-Save-Mode (W)
*3 Standby-Mode (W)
*4 Off Mode (W)
*5 Annual Energy Consumption (kWh)
*6 Annual Energy Consumption
Energy-Save-Mode (kWh)
40
TVa
• Check if you pressed
If the indicator on the TV lights up red, press
• Is the AC cord disconnected?
• Check if you pressed a on the TV.
• 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.
• 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?
• Is the image position correct?
• Are screen mode adjustments (Picture format) such as picture size made correctly? (Page 26.)
• Adjust the picture tone.
• Is the room too bright? The picture may look dark in a room that is too bright.
• Check the "Picture" setting (Page 19).
• The TV's internal temperature has increased.
Remove any objects blocking the vent or clean.
• Is the "Sleep Timer" set? Select "Off" from the "Time" menu (Page 21).
• Is "No Signal Off" or "No operation Off" activated?
• Are connections to external equipment correct? (Pages 13, 14 and 15)
• Is the input signal type selected correctly after connection? (Page 10)
• Is the correct input source selected? (Page 10)
• Is the picture adjustment correct? (Pages 19)
• Is the antenna connected properly? (Page 8)
• Is the volume too low?
• Make sure that headphones are not connected.
• Check if you pressed e on the remote control unit.
• 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.
40" 46"
48 W 60 W
ECO 39 W 55 W
0.21 W 0.21 W
0.16 W 0.16 W
70 kWh 88 kWh
ECO 57 kWh 80 kWh
Possible Solution
on the remote control unit.
TVa
.
*1 Measured according to IEC 62087 Ed. 2.
*2 For further information about the Energy Save function, please
see related pages in this operation manual.
*3 Measured according to IEC 62301 Ed. 1.
*4 Measured according to IEC 62301 Ed. 1.
*5 Annual energy consumption is calculated on the basis of the
On-Mode (HOME MODE) power consumption, watching TV 4
hours a day, 365 days a year.
*6 Annual energy consumption is calculated on the basis of the
Energy-Save-Mode power consumption, watching TV 4 hours
a day, 365 days a year.