B2 Block Assembly, A Block Assembly, Antenna, U Board And K Board Removal - Sony KF-42E200A Service Manual

1-5. B2 BLOCK ASSEMBLY, A BLOCK ASSEMBLY, ANTENNA,
U BOARD AND K BOARD REMOVAL
1
Remove 6 screws and 2 hexagon washers to release the
Terminal Bracket from the U Board.
On the U Board, disconnect CN8400 then using a fl at
head screw driver gently release the CN3006 connector
from the B2 Board to remove the U Board.
2
Disconnect the coaxial cable to release the antenna
switch. Remove 3 screws then gently lift the A Block
Assembly up to disconnect CN1002 from the B2 Block
Assembly.
3
Using caution remove the LVDS cable from the B2 Board,
then remove 1 screw (connecting the B2 Block Assy & K
Board to the Main Bracket) and lift up on the tab of the
Main Bracket to release the B2 Block Assembly.
4
Using tweezers gently pinch the fan dampers to release
the fan.
5
On the K Board, disconnect CN2502 then remove 1
screw to release the K Board. Gently pull the K Board out
of the Main Bracket.
KF-42E200A/42E201A/50E200A/50E201A
1
U Board
B2 Block Assembly
5
K Board
KF-42E200A/42E201A/50E200A/50E201A
2
A Block Assembly
LVDS Connection
3
4
16