Acer A221HQV Service Manual page 22

20
ACER A211H/A221HQ
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Use a Hex-head screwdriver to remove 4 screws for
S14
unlocking mechanisms of
connectors.
(No.1~4 screw size=M3x8, Torque=5±1kgfxcm)
Use a Phillips-head screwdriver to remove one
screw for unlocking the HDMI or DP connector.
(No.5 screw size=M3x8, Torque=5±1kgfxcm)
Use a Phillips-head screwdriver to remove two
screws for unlocking the AC power outlet.
(No.6~7 screw size=M3x10, Torque=5±1kgfxcm)
7
6
Turn over the bracket chassis module, and then
S15
remove both of the speakers from the bracket
chassis module by pulling out the caps of
speaker holder .
Release the speakers' cable and the function
S16
cable from the hooks of the bracket chassis base.
function key cable
Use a Phillips-head screwdriver to remove one
S17
screw for unlocking the interface board with the
bracket chassis base.
(No.1 screw size=M3x6, Torque=6~8kgfxcm)
4. Assembly and Disassembly Procedures (continued)
the DVI and D-SUB
5
2 1
3
4
the
audio cable
1
Use a Phillips-head screwdriver to remove four
S18
screws for unlocking the power board.
(No.1 screw size=M4x8, Torque=6~8kgfxcm;
No.2~4 screw size=M3x6, Torque=6~8kgfxcm)
1
3
Remove the bracket chassis base and put the
S19
circuit boards on a protect cushion, then
disconnect all of the cables.
4
2