Dell D2421DS Service Manual page 4

DELLD2421DS
Take off the mylar
S10
Use a screwdriver to remove last 2 screws for
S11
unlocking the power board, then remove the
board from the hooks of the bracket chassis.
(No.1~2 screw size=M3x6, Torque=4.5~6.5kgfxcm
Use a Philips‐head screwdriver to remove 9 screws
S12
for unlocking the bezel, then remove bezel
3
7