Toa BS-S20B AS User manual

1. SAFETY PRECAUTIONS
Read carefully the manual before installing or using the speaker unit.
Please understand thoroughly the safety instructions and other important notes pertaining to safety stated in the
manual.
Keep the manual for future reference after you have finished reading.
Installation of speaker unit on bracket
During Installation of Speaker Unit
Indicates a potentially hazardous situation which, if mishandled, could
result in death or serious personal injury.
Indicates a potentially hazardous situation which, if mishandled, could
result in moderate or minor personal injury, and/or property damage.
WARNING
CAUTION
WARNING
CAUTION
Install the unit on a location which is secure enough
to support the speaker unit and mounting brackets.
Failure to do so may cause the speaker unit to fall
and inflict injury to people / damage the equipment.
Do not apply other methods to mount the bracket
other than the method stated in the manual. Speaker
unit may fall and cause injury to people.
Use the proper screws in accordance with the com-
position and structure of the ceiling or wall. Failure to
do so may cause the speaker to fall and inflict injury
to people.
Tighten the screws properly. Ensure the bolt is tight-
ened securely after the speaker unit is installed to
prevent it from falling and inflicting injury to people.
Do not install on an unstable location which may
cause the speaker unit to fall due to the strong or
continuous vibration.
The speaker is designed for indoor use, do not install
outdoors. Failure to do so may cause damage on the
speaker unit and or cause it to fall which may inflict
injury to people. Speaker is also prone to rain which
may cause short-circuit.
Do not install the speaker in a room without proper
ventilation. Bracket will get rusty easily which may
cause the speaker to fall and inflict injury to people.
Do not use anti-corrosion liquid. Anti-corrosion on
plastic (resin) or rubber may cause damage on the
speaker unit. The speaker unit may fall and inflict
injury on people
Be careful of the sharp edges of the unit which may
cause injury.
To prevent short-circuit, ensure the amplifier is
always in the OFF condition when connecting it to
the speaker unit.
When Speaker Unit is in use
Do not place any heavy item on the speaker
because it may cause the speaker to fall which may
cause injury to people or damage on the equipment.
The heavy item may also fall and endanger safety.
Do not operate the speaker for long duration of time
with distorted sound. This indicates false operation
and it may introduce heat which subsequently may
cause fire.
Do not sit, stand on or dangle from the speaker unit
because it may cause the speaker to fall and inflict
injury to people as well as damage the equipment.
Do regular check of the equipment for early detec-
tion of any damage on the speaker unit or corrosion
on the mounting bracket. Failure to do so may cause
the speaker unit to fall and inflict injury to people.
INSTRUCTION MANUAL
BOX SPEAKER
BS-S20B AS
BS-S20W AS
The specification may change without notice for improvement
※
7. SPECIFICATION
Impedance
Continuous Program input
Sensitivity
Frequency response
Speaker component
Connection
Bracket : Steel plate, paint, black
Front Cover : HIPS Resin, black
Enclosure : HIPS Resin, black
Bracket : Steel plate, paint, white
Front Cover : HIPS Resin, white
Enclosure : HIPS Resin, white
Dimensions
Weight
Speaker Bracket (set)...1pc
Hexagonal bolts M5 x 12 (with washer and spring washer)...2pcs
Model
150 ~ 20,000 Hz (-20 dB below SPL)
8cm (3") cone-type
Push-in terminal
BS-S20B AS BS-S20W AS
40 W
8 Ω
87 dB (Pink noise 330 Hz ~ 3,300 Hz / 1 W, 1 m)
Finish
Accessories
92 (W) x 97.5 (H) x 100 (D) mm (3.62" x 3.84" x 3.94")
600 g (1.32 lb) (without bracket)
TOA Corporation 533-06-233-7B
Traceability Information for Europe
Manufacturer:
TOA Corporation
7-2-1, Minatojima Nakamachi, Chuo-ku, Kobe, Hyogo,
Japan
Authorized representative:
TOA Electronics Europe GmbH
Suederstrasse 282, 20537 Hamburg,
Germany
URL: http://www.toa.jp/

4. DIMENSIONAL DIAGRAM
4.1. SATELLITE SPEAKER
Fixing seal
Find abig gap to open
fixing seal. Don't entering
screwdriver too depth
(use its point).
Input Terminal
2. GENERAL DESCRIPTION
The box speaker model BS-S20 series is a compact speaker that suitable for indoor use only.
The wide range of frequency as well as capability of generating high sound pressure level, make it an efficient speaker to
be used in a spacious room.
Speaker's characteristic is full range, very compatible if to be joined with subwoofer as satellite speakers.
The provided brackets allow the speaker to be mounted on various location with direction radiations according to
necessary.
The mounting brackets come together with the product as accessories.
22.5°
[Top] [Bottom]
(Turn)
4.2. BRACKET (TO MOUNT SPEAKER)
[Distance of the screw
holes on wall or ceiling]
32
3-Ø4.5
20
3. DESCRIPTION ON OVERLOAD PROTECTION
The speaker unit is equipped with an overload protector. The system shall protect the speaker unit from overload input
which exceeds the allowed capacity.
Speaker's volume will turn lower if the input to the speaker exceeds the maximum capacity of speaker.
In such event, please turn down the amplifier's volume to the minimum level and wait for 10 seconds. the system shall
automatically
reset to normal condition. You may then gradually readjust the amplifier's volume to the level lower then
previous volume.
Important Note!
The system does not entirely protect against overload. Prolonged overload input to the speaker unit cause the system to
malfunction. As such, the overload input will flow in and damage the speaker unit.
It is important to prevent prolonged overload input exceeding the maximum limit from flowing into the speaker unit.
Note :
Screw hole is enclosed by
the fixing seal from the
factory. Before mounting
the bracket, fixing seal
shall be removed first.
Please use a small flat-
head screw driver.
Loosen the tightening screw (right and left) to install the
bracket to the speaker unit. Take note of Bracket-A, this
is part of the bracket which will be attached to the wall or
ceiling when installing the speaker unit.
2-M5 Screw holes (top and bottom)
(Screw length max. 12mm or 0.47inch)
Size : mm
92 100
1°
97.5
[Rear]
[Front] [Side]
42
68
[Bottom view]
[Top view]
[Side view]
Bracket-B
Bracket-A
Tightening Screw
5. SPEAKER CABLE CONNECTIONS
6. INSTALLATION
[Rear]
9mm
[0.35inch]
(Length of peeled cable)
6.2.1. Installation on Wall
A. [single-system installation sample]
A. [single-system installation sample]
B. [double-system installation sample]
B. [double-system installation sample]
6.2.2. Installation on Ceiling
Speaker unit
Speaker unit
0
o
(Horizontal)
90
o
90o
(Turn to left)
90o
(Turn to right)
(Top View)
(Side View)
0o
(Vertical)
0o
(Vertical)
M5x12 Screw
M5x12 Screw
M5x12 Screw
Speaker unit
Mount bracket to
the ceiling
Bracket
Bracket
Note:
Red : + (positive)
Black : - (negative)
Mount bracket
to the wall
Mount bracket
to the wall
Mount bracket to
the ceiling
Ceiling
Ceiling
Screws to mount
Note:
the bracket onto the
wall are not provided
Screws to mount the bracket
Note:
onto the ceiling are not provided
Before installing the bracket to speaker unit, remove /
open the fixing seal enclosing the screw holes.
Use a small flat head screwdriver. Place the flat head
screwdriver into the fixing seal slot (see image 4.1.).
For installation of single system, please remove only
one fixing seal and for double system, please remove
two fixing seals (top and below) on one of the speaker
units.
Place the speaker unit on an even and flat surface.
If the speaker unit is placed on slippery surface, you
may want to cover the surface with a cloth to prevent
the speaker from moving.
6.1. Speaker Unit installation without bracket
6.2. Speaker Unit installation with bracket
M5x12 Screw
M5x12 Screw