Read Sony KDL-65S990A Service Manual online
KDL-65S990A 16
SECTION 3 - REPAIR INFORMATION
REPLACING THE POWER SUPPLY BOARD
1. Disconnect all connectors from the Power Supply Boards.
2. Remove all screws from the board to be replaced and lift to detach.
3. Install the new Power Supply Board, screws and connectors.
4. Update the Software.
After ALL repairs UPDATE the SOFTWARE to the latest version.
Instructions are included with the Software package on the
Instructions are included with the Software package on the
Sony
Authorized Service Portal
website.
a. Insert the USB device with the latest Software into the TV.
b. Press
POWER
to turn on the TV.
c. Wait until the Software update is complete and the TV turns OFF.
REMOVING THE K BOARD
1. Disconnect all connectors from the K Board, then remove 4 screws and
lift to detach.
REMOVING THE LD BOARD
1. Disconnect LVDS cable and all connectors from the LD Board, then
remove 4 screws and lift to detach.
REPLACING THE SWITCH UNIT
1. Disconnect 2 connectors from the Switch Unit, then remove 2 screws
and lift to detach.
2. Install the new Switch Unit, screws and connectors.
CAUTION: Make sure to hold the G Boards
Assembly from the Under and Lower Brackets
when removing.
Assembly from the Under and Lower Brackets
when removing.
Click on the first or last page to see other KDL-65S990A service manuals if exist.