TOA Electronics F-122CU2 - Manual (Page 5)

Before mounting the speaker, check the ceiling structure is of drop ceiling with 2-foot standard ceiling tiles.
5
5. MOUNTING HARDWARE INSTALLATION
[Installation view on Drop Ceilings]
Caution
Set the tile bridge so that both ends fit securely into the T-grids, even if the ceiling tile accidentally falls off.
Ceiling tile T-grid
Tile bridge (accessory)
Ceiling tile
ø200 ±5 mm (7 7 /
8
± 13 /
64
")
[Installation procedures]
Step 1. Cut a ø200 mm (7 7 /
8
") hole in the ceiling.
Use the supplied paper pattern to position and trace the hole.
Step 2. Place the supplied tile bridge on the 2-foot tile as shown below.
T-grid
2-foot tile
Tile bridge (accessory)