Yamaha NS-AW570 Owner's Manual page 6

If the mega mounting plate is already installed on the outside wall, the speaker can also be mounted using the
following procedure:
Wall
*Secure to wall or ceiling
Screw
Mega mounting plate
Included mounting bracket
Large bracket screws
CAUTION
Be sure to consult a reliable source for the best type of fasteners for your particular wall / ceiling construction.
Secure installation is the purchaser's responsibility.
When using speaker brackets to mount the speaker on a wall, please use safety wire between the speaker and
the bracket to prevent the speaker from falling.
Insert the clasp of the safety wire through the bracket and loop.
Attach the L-bracket to the speaker with screw.
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