Yamaha VXS3SB Owner's Manual page 14

Installing in a ceiling (using the CMA3S)
3
Attach the ceiling mount adaptor to the speaker.
3-1
Remove the grille.
3-2
Insert the speaker into the ceiling mount adaptor, and secure the
speaker using the supplied four screws.
4
Attach the safety wire
4-1
Refer to Step 2 on page 10.
Use the safety wire included with the CMA3S.
5
Connecting the cables
5-1
Feed the cables through the hole in the ceiling.
14
VXS3SB / VXS3SW / CMA3SB / CMA3SW Owner's Manual
5-2
Run the cables through the terminal cover.
5-3
Use a screwdriver to loosen the screws on the barrier strip, insert
the cables, and then tighten the screws. For information about
connecting the cables, refer to "Connections" (page 6). Make
sure the cables are secure and cannot be pulled out.
5-4
Tighten the screws and attach the terminal cover.