Acer B223PWL Service Manual page 32

Remove the SHIELD_AUDIO. Use a Hex-head screwdriver to unscrew the screws for VGA connector and
S8
DVI connector.
Disconnect the speaker cable to remove the main board and power board and main board to key board cable,
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main board to power board cable.
Pull the speaker cable out of the hole remarked in red circles. Remove the speaker away from the
S10
MAINFRAME.
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