Dell D2421H Service Manual - Page 8

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Dell D2421H Service Manual
DELLE2420H
3
Remove the Mylar from the hooks of the
S11
bracket chassis module.
Use a Philips‐head screwdriver to remove 4
S12
screws for unlocking the power board, then
remove the board from the hooks of the bracket
chassis.
(No.1~3 screw size=M3x6, Torque=4.5~6.5kgfxcm
No.4 screw size=M4x6, Torque=4.5~6.5kgfxcm)
)
Use a Philips‐head screwdriver to remove 11 screws
S13
for unlocking the bezel, then remove bezel
28