Dell D7523QTc Manual de serviço - Página 19

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S3 Assembly the

BKT

S4. Assembly the

Main board，

Power board ,OPS

board, Converter

board,etc

Use a hexagonal

screwdriver to remove

5S screws.

(No.1~4 screw

size=M3x4

Torque=4±1kgf.cm )

(No.5 screw size=M4x6

Torque=4±1kgf.cm )

Use a hexagonal

screwdriver to screw 7

screws.

(No.1~2 hex screw;

size=M3x8

Torque=4±1kgf.cm)

(No.3~5 hex screw;

size=M3x5

Torque=4±1kgf.cm)

(No.6~7 screw;

Torque=4.5±0.5kgf.cm )

Use a Philips-head

screwdriver to screw 29

screws for tighten the

Main board，Power

board ,OPS board,

Converter board,etc

(No.1~23 screw

size=M3x8

Torque= 4±1kgf.cm)

(No.24~28 screw

size=M4x6

Torque= 6±1kgf.cm)

(No.29 screw size=M4x6

Torque= 6±1kgf.cm)

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