Sony KF-42WE620 / KF-50WE620 Service Manual ▷ View online
14
KF-42WE620/50WE620
KF-42WE620/50WE620
1-9. DIC BLOCK, AU BOARD AND C2 BOARD REMOVAL
1-10.A BOARD REMOVAL
AU board
8
5
6
DIC block
C2 board
1
4
2
4
3
2
Gently pull the AU Board
from the two PCB supporters
from the two PCB supporters
Two screws
(+BVWHTP 3x12)
(+BVWHTP 3x12)
Gently squeeze the gray tabs on the sides of the
14P Connector Assembly (LVDs cables) to
disconnect the two cables.
14P Connector Assembly (LVDs cables) to
disconnect the two cables.
Three screws
(+BVWHTP 3x12)
(+BVWHTP 3x12)
Note:
The 14P Connector Assembly (LVDs cables) have colored tape (red tape-right, black tape-left)
to indicate which connection they plug into. Please note before removing the cables.
The 14P Connector Assembly (LVDs cables) have colored tape (red tape-right, black tape-left)
to indicate which connection they plug into. Please note before removing the cables.
Gently squeeze the gray tabs
on the sides of the
14P Connector Assembly
(LVDs cables) to disconnect
the two cables.
on the sides of the
14P Connector Assembly
(LVDs cables) to disconnect
the two cables.
Note:
The 14P Connector Assembly (LVDs cables) have colored tape (white tape)
to indicate which connection they plug into. Please note before removing the cables.
The 14P Connector Assembly (LVDs cables) have colored tape (white tape)
to indicate which connection they plug into. Please note before removing the cables.
Remove cables
from purse locks
from purse locks
Disconnect one ground wire from front screen
Note:
The C2 Board is part of the C2 Block Assembly and cannot be ordered separately.
Remove the AU Board after removing the C2 Block Assembly
The C2 Board is part of the C2 Block Assembly and cannot be ordered separately.
Remove the AU Board after removing the C2 Block Assembly
7
Disconnect one connector
4
4
2
3
1
A board
Pull back on two claws,
then gently lift out
A Board.
then gently lift out
A Board.
Disconnect remaining nine connectors
Disconnect one connector (CN8501)
Disconnect three ground wires
15
KF-42WE620/50WE620
KF-42WE620/50WE620
1-11. T BOARD REMOVAL
1-12.FRONT COVER ASSEMBLY REMOVAL
1
T board
2
Disconnect
one connector
one connector
One screw (+BVTP 3x12)
Four latches
1 Two ornamental screws
Front cover
assembly
assembly
2
1-12-1.REPLACING THE LAMP
For detailed instructions on replacing the lamp, see
Page 15 of the Operating Instructions manual.
PN 2-108-981-11
Page 15 of the Operating Instructions manual.
PN 2-108-981-11
16
KF-42WE620/50WE620
KF-42WE620/50WE620
1-13.H3 BOARD REMOVAL (KF-42WE620 ONLY)
1-14.H4 BOARD REMOVAL (KF-42WE620 ONLY)
1
Spring
plate
plate
1
H3 bracket
2
3
H3 board
Disconnect two connectors
and one ground wire
and one ground wire
Two screws
(+BVTP 3x12)
(+BVTP 3x12)
4
4
H4 board
H2 block assembly
MS panel
2
1
3
Disconnect two connectors
Two screws
(+BVTP 4x16)
(+BVTP 4x16)
Two screws
(+BVTP 4x16)
(+BVTP 4x16)
17
KF-42WE620/50WE620
KF-42WE620/50WE620
1-15.H3 AND H4 BOARD REMOVAL (KF-50WE620 ONLY)
1-16.H2 BOARD REMOVAL
Bottom cover assembly
3
3
MS bracket
H3 bracket
2
4
1
H4 board
H3 board
Spring
plate
plate
Disconnect two connectors
and one ground wire.
and one ground wire.
Disconnect two connectors
Two screws
(+BVTP 3x12)
(+BVTP 3x12)
One screw
Note:
To remove the H4 Board you need to remove the screws inside the Bottom Cabinet Assembly
To remove the H4 Board you need to remove the screws inside the Bottom Cabinet Assembly
2
H2 board
H2 bracket
Light guide (LED)
1
3
Disconnect one connector
Two screws
(+BVTP 3x12)
(+BVTP 3x12)
Four screws
(+BVTP 4x16)
(+BVTP 4x16)
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