Sharp LC-60LE644U - Service mode – Software update – LVDS detach method.

How to enter Factory Mode (Service Mode), How to detach the LVDS cable, How to upgrade the software - Audio amplifier circuit diagram - Sharp LC-60LE644U 60” FHD 120HZ LED TV

Enter factory menu mode method

Press “INPUT + 0000” display factory menu.

This factory menu contain following functions

1) ADC Adjust
2) Others
3) Lan Test
4) Wifi Test
5) Aging Mode
6) Init EEPROM
7) Factory Reset
8) Version Info

Software update cautions

1) Do not remove the USB memory device or unplug the AC cord while the software is being updated.
2) Be sure to properly follow the whole procedure described below, step by step. Otherwise, the TV cannot read the data in the USB memory device and software updating will fail.

Make sure put .IMG file (the file must begin with ATSC) under the root directory of USB disk in advance.

Software update steps

Step 1 Insert the USB memory device with the update file into the Service terminal on the TV.

Step 2 Press " MENU " to display interface , and Choose “information” as photo.

Step 3 Press " Software Update" => ”Manual Update”=> USB Update=> “YES”to start update as photo, and waiting the update progress as photo until “install all’.

Step 4 Remove the USB memory device 

Step 5 Turn off the power and unplug the AC cord. Plug the AC cord again and turn the power back on.

How to detach the LVDS cable

Tearing off the LVDS cable with silicon

Step 1 Put the art knife aside the LVDS’s connector, and cut the silicon apart. 

Note：Don’t damage the main board and cable when cut the silicon apart with art knife.

Step 2 Pull the LVDS cable from the main board.

Note：To avoid the damage of the pins of LVDS connector, please be care and should be vertical force when pull off the LVDS cable.

Step 3 Put the art knife aside the main board and cut the silicon apart between the main board and silicon. Remove the silicon.

Note：Don’t damage the main board and the pin of the connector when cut the silicon apart with art knife. Meantime, don’t leave the foreign substance inside the machine.

Click on the pictures to magnify

Audio amplifier circuit diagram