Sharp 19 Inch_Sharp 26 Inch and Sharp 32 Inch LCD TV _ Service Mode _ Power Supply Circuit Diagram _Software Upgrade
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SERVICE MODE [FACTORY MODE]
To enter factory mode menu: Press the key “1999” on remote control.
Press ▲/ ▼ to choose the value
Press OK to fix the value.
Press OK to exit the factory mode when choose “EXIT” option.
Press OK to fix the value.
Press OK to exit the factory mode when choose “EXIT” option.
SOFTWARE UPGRADE PROCEDURE
Connect to TV USB port to upgrade the software firmware.
* Copy the software firmware (*.bin) to USB Disk.
* Insert the USB Disk to TV USB port.
Connect to TV USB port to upgrade the software firmware.
* Copy the software firmware (*.bin) to USB Disk.
* Insert the USB Disk to TV USB port.
* Unplug the AC cord.
* AC power on
* Reboot TV to update SW automatically. During upgrade FW the front LED will red light blink.
* When FW upgrade is finished LED will stop blinking and keep at (Blue + red) color.
After finish upgrade process.
* Remove USB disk from TV.
* Turn AC Off then On to reboot TV
* AC power on
* Reboot TV to update SW automatically. During upgrade FW the front LED will red light blink.
* When FW upgrade is finished LED will stop blinking and keep at (Blue + red) color.
After finish upgrade process.
* Remove USB disk from TV.
* Turn AC Off then On to reboot TV
19" LCD TV SMPS & BACK-LIGHT INVERTER SCHEMATIC
26 and 32 INCH LCD TV_SMPS SCHEMATIC _ PWB Top & Bottom views
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