Samsung UN40KU630DF Service Manual page 99

Description
7
Use both hands to hold the 'Main Board'
and gently lift up 2 point marked.
8
Slide the board to the Left side to release
the board.
Then carefully remove the 'TV Board'.
9
Remove the BT/WIFI and IR unit.
3. Disassembly and Reassemble
Picture Description
3-3