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Disconnect Light Sensor BD FFC from
S20
I/F BD and tear off it from Panel and
Main SHD
Disconnect "CTRL+LENS BD FFC"
S21
from I/F BD and tear off it from Panel
and Main SHD
Unlock MF screws*7 and inferior
S22
screws*5 to disassemble Middle Frame
from Panel
(Screw Torque: 4.5±0.5 kgf)
DELL AW2721DB
Tear off a yellow tape and an acetate
S23
tape from EDP cable and panel
Disconnect EDP cable from Panel
Take off Main SHD from Panel.
Disassemble Light Sensor BD from
S24
Middle Frame
Unlock 2 screws to disassemble Power
S25
Button module from Middle Frame
(Screw Torque: 1.1±0.1 kgf)
Disconnect FFC cable from
S26
"CTRL+LENS BD" (Power CTRL BD)
4
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