Toa YS-31W User Manual
SPEAKER SUSPENSION PIPE
YS-31W
• Before installation or use, be sure to carefully read all the
instructions in this section for correct and safe operation.
• Be sure to follow all the precautionary instructions in this
section, which contain important warnings and/or cautions
regarding safety.
• After reading, keep this manual handy for future reference.
• Install the unit only in a location that can structurally support
the weight of the unit and speaker. Doing otherwise may
result in the unit falling down and causing personal injury
and/or property damage.
• Do not use other methods than specified to mount the
bracket. Extreme force is applied to the unit and the unit could
fall off, possibly resulting in personal injuries.
• Tighten each screw and bolt securely. Ensure that the bracket
has no loose joints after installation to prevent accidents that
could result in personal injury.
• Do not mount the unit in locations exposed to constant
vibration. The mounting bracket can be damaged by
excessive vibration, potentially causing the unit to fall, which
could result in personal injury.
• Avoid touching the unit's sharp metal edge to prevent injury.
• Do not stand or sit on, nor hang down from the unit as this
may cause it to fall down or drop, resulting in personal injury
and/or property damage.
1. SAFETY PRECAUTIONS
The YS-31W Speaker Suspension Pipe is specifically designed
for suspending the BS-61WA or BS-61WT-A Bi-Directional Box
Speaker from the ceiling.
2. GENERAL DESCRIPTION
Thank you for purchasing TOA's Speaker Suspension Pipe.
Please carefully follow the instructions in this manual to ensure
long, trouble-free use of your equipment.
3. COMPONENT
5. SPECIFICATIONS
4. DIMENSIONAL DIAGRAM
INSTRUCTION MANUAL
[Decorative case]
Aluminum, Ivory, paint
[Suspension pipe]
Rigid steel conduit, Ivory, paint
[Ceiling bracket, Speaker mounting bracket]
Steel plate, galvanized
[Dust cover]
Soft PVC, black
ø114 x 254 mm (ø4.49" x 10")
Pipe diameter: ø21 mm (ø0.83")
650 g (1.43 lb)
Finish
Dimensions
Weight
Note: The design and specifications are subject to change
without notice for improvement.
Indicates a potentially hazardous situation which, if
mishandled, could result in moderate or minor personal
injury, and/or property damage.
CAUTION
Indicates a potentially hazardous situation which, if
mishandled, could result in death or serious personal
injury.
WARNING
Ceiling bracket ................................................... 1
Speaker mounting bracket ................................. 1
Decorative case ................................................. 1
Dust cover .......................................................... 1
Suspension pipe ................................................ 1
Machine screw M4 x 6 ....................................... 2
Machine screw M4 x 10 ..................................... 2
Machine screw M4 x 35 ..................................... 2
Tapping screw 4 x 35 ......................................... 2
Hexagon bolt (with washer) M4 x 16 .................. 2
1098
7
6
5
4
3
2
1
1
5
3
6
2
4
ø114
(ø4.49)
254 (10)
245 (9.65)
BS-61WA or BS-61WT-A
speaker
Ceiling
ø21
(ø0.83)
[Ceiling bracket]
70
(2.76)
[Speaker mounting bracket]
70
(2.76)
140 (5.51)
156 (6.14)
7
8
9
10
2-M4
Unit: mm (in)
Oval hole
5 x 17
(0.2 x 0.67)
65 (2.56)
89 (3.5)
106 (4.17)
Oval hole
6 x 10
(0.24 x 0.39)
Step 1. Make a mounting hole of ø70 – ø94 mm (2.76" – 3.7")
in the ceiling.
6. INSTALLATION
Step 2. Screw the suspension pipe into the ceiling bracket,
then secure it with the supplied screw.
Step 3. Run the speaker cable through the suspension pipe,
then secure the ceiling bracket to the ceiling with the
supplied screws.
Note: If the supplied screws are not appropriate for
the ceiling material, separately prepare the
proper screws.
Step 4. Insert the decorative case and dust cover over the
suspension pipe, and screw the speaker mounting
bracket onto the suspension pipe.
Then, secure the speaker mounting bracket with the
supplied screw after determining the orientation of the
speaker.
Step 5. Connect the speaker cable to the supplied speaker
receptacle, then attach the speaker receptacle to the
speaker mounting bracket with the supplied screws.
Step 6. Slide the speaker to insert its speaker plug into the
speaker receptacle, and secure the speaker mounting
bracket to the speaker with the supplied bolts.
Then, push the decorative case onto the ceiling
bracket, while pull down the dust cover onto the
speaker mounting bracket.
133-01-448-80
URL: http://www.toa.jp/
In-wall electrical box (separately prepared)
Ceiling
65 – 89*
(2.56 – 3.5)
ø70 – ø94
(ø2.76 – ø3.7)
* Dimensional range for mounting
the ceiling bracket
5 – 28
(0.2 – 1.1)
Unit: mm (in)
Ceiling bracket
Machine screw
M4 x 6
Suspension pipe
Speaker mounting
bracket
Speaker receptacle
Machine screw
M4 x 10
(supplied with the speaker)
Speaker cable
(routed)
Machine screw M4 x 35
or Tapping screw 4 x 35
Decorative case
Note
Arrow directions show the
orientation of the speaker
(baffle sides).
Dust cover
Speaker mounting
bracket
Decorative case
Dust cover
Hexagon bolt
M4 x 16
Speaker receptacle
Speaker
Machine screw M4 x 6
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