Toa N-8000 Series Ver.1.41 - Manual (Page 111)

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Chapter 3: INSTALLATION & WIRING
3.4. In-Wall Mounting Using an Electrical Box
3.4.1. N-8031MS
Attach the N-8031MS to the YC-241 Back box or an electrical box installed in a wall.
N-8031MS
YC-241 Back box
or 5-gang electrical box
Oval head combination screw M4 x 25
(suppplied with the N-8031MS)
Wall
surface
Acoustic material ( supplied with the N-8031MS )
Note
Lay it down along the inside of the box.
254 184
35
83.5
115
[Installation completion drawing]
Unit: mm
The N-8031MS comes with 2 types of screws: oval head
combination screw M4 x 25 and oval head slotted screw
UNC No.6 x 18.
For the electrical box provided with unified threads, use
the oval head slotted screws UNC No.6 x 18.
Accessory screws
Note
The wall should be over 12 mm thick, and the opening in
the wall for an electrical box should be under 115 mm
(wide) by 254 mm (high).