How to troubleshoot no power on my Sharp LCD TV?
If your Sharp LCD TV has no power, first ensure that you have pressed the POWER button on the remote. Check to make sure the AC cord is properly connected. Finally, verify that the main power switch on the TV is turned on.
Why is my Sharp LC-90LE657U remote control not working?
If your Sharp LCD TV remote control isn't working, ensure the equipment to be operated is set correctly by pressing TV to set the remote control unit to the setting for operating the TV. Check that the batteries are inserted with the correct polarity (+/-). Replace the batteries if they are worn out. Strong or fluorescent lighting may interfere with the remote; also check if a fluorescent light is near the remote sensor. Finally, make sure "RC Control Lock" is not selected in "Operation Lock Out".
What to do if my Sharp LCD TV power is suddenly turned off?
If your Sharp LCD TV suddenly turns off, check if the sleep timer is set. Review the power control settings. If the unit's internal temperature has increased, remove any objects blocking the vents or clean them to improve ventilation.
Why is there no picture on my Sharp LCD TV?
If your Sharp LCD TV has no picture, check that the connection to other components is correct. Ensure the correct input is selected. Verify that "On" is not selected in "Audio Only". If connecting a laptop PC, confirm that the PC's display output mode is set to external monitor and check the resolution setting. Also, ensure a compatible signal is being input.
What to do if my Sharp LC-90LE657U LCD TV cannot be operated?
If your Sharp LCD TV unit cannot be operated, external influences such as lightning or static electricity may cause improper operation. Turn off the power of the TV or unplug the AC cord, wait 1 or 2 minutes, and then replug it in to restore operation.
Why are some internet functions not available from the TV on my Sharp LCD TV?
The TV has only limited functions compared with regular PC browsers.
What to do if 3D images appear 2D with Sharp LCD TV glasses?
If 3D images appear 2D while wearing the 3D glasses with your Sharp LCD TV, the glasses may be set to 2D mode. To switch to 3D mode, press the power button while viewing 2D images. The LED light will blink green, and the 2D images should switch to 3D.
Why is the picture quality of HD programs poor on my Sharp LC-90LE657U LCD TV?
To enjoy HD images from external equipment on your Sharp LCD TV, set up an HDMI connection or component connection. If the program content is not of HD quality, HD images cannot be displayed. The HD cable/satellite set-top box may need to be configured to output HD images via cable/satellite. The cable/satellite broadcast may not support a signal resolution of 1080p.
Why is the picture cut off or with sidebar screen on my Sharp LCD TV?
If the picture on your Sharp LCD TV is cut off or has a sidebar screen, first check if the image position is correct. Then, ensure that screen mode adjustments, such as picture size, are made correctly.
Why does my Sharp LC-90LE657U LCD TV have strange color or color misalignment?
If the color on your Sharp LCD TV looks strange, light, or misaligned, try adjusting the picture tone. Also, consider whether the room is too bright, as a bright room can make the picture appear dark.
General| Display diagonal | 90 \ |
|---|---|
| Display brightness | - cd/m² |
| Native refresh rate | 120 Hz |
| LED backlighting type | Full-Array |
| Supported video modes | 1080p |
| Contrast ratio (dynamic) | 8000000:1 |
| Display diagonal (metric) | 228.64 cm |
| Screen format adjustments | 16:9 |
| Supported graphics resolutions | 1920 x 1080 (HD 1080) |
| Motion interpolation technology | AquoMotion 240 |
| 3D | Yes |
| 3D glasses quantity | 2 |
| Tuner type | Analog & digital |
| Analog signal format system | NTSC |
| Digital signal format system | ATSC |
| RMS rated power | 20 W |
| DVI port | No |
| Headphone outputs | - |
| HDMI ports quantity | 4 |
| DVI-D ports quantity | 0 |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Component video (YPbPr/YCbCr) in | 1 |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g |
| Smart modes | Game |
| Lifestyle apps | Skype |
| Number of OSD languages | 3 |
| On Screen Display (OSD) languages | ENG, ESP, FRE |
| Product color | Black |
| Panel mounting interface | 600 x 400 mm |
| AC input voltage | 120 V |
| AC input frequency | 60 Hz |
| Power consumption (standby) | - W |
| Power consumption (typical) | 381 W |
| Package depth | 335 mm |
| Package width | 2237 mm |
| Package height | 1461 mm |
| Package weight | 92500 g |
Weight and Dimensions| Depth (with stand) | 434 mm |
|---|---|
| Height (with stand) | 1243 mm |
| Weight (with stand) | 68000 g |
| Depth (without stand) | 116 mm |
| Width (without stand) | 2054 mm |
| Height (without stand) | 1211 mm |
| Weight (without stand) | 64000 g |
Details the functions of each button on the remote control.
Guides on the initial setup process for the TV.
Guides on operating the TV's on-screen menus and buttons.
Guides on adjusting picture quality settings for optimal viewing.
Guides on adjusting sound quality and audio modes.
Covers Easy Setup, Parental Control, Input, 3D, Audio, and Secret Number settings.
Guides on pairing Bluetooth devices and setting up Miracast.
Guides on updating TV software via USB or network.
Guides on preparing, using, and pairing 3D glasses.
Covers switching modes, display methods, viewing, and troubleshooting 3D images.
Adjusting depth, convert effect, and handling glasses.
How to view photos, control videos, and use playback menus.
Using AQUOS LINK for HDMI device control and setup.
Guides on configuring PC image and audio settings.
Solutions for problems like no power, no sound, 3D issues, and error messages.
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