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WALL MOUNT SPEAKERS

BS-678BSB
BS-678BSW

Thank you for purchasing TOA's Wall Mount Speaker. 
Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.

Traceability Information for Europe (EMC directive 2004/108/EC)

Manufacturer:

TOA Corporation
7-2-1, Minatojima Nakamachi, Chuo-ku, Kobe, Hyogo, 
Japan

Authorized representative:

TOA Electronics Europe GmbH
Suederstrasse 282, 20537 Hamburg,
Germany

INSTRUCTION MANUAL

1. SAFETY PRECAUTIONS 

........................... 1

2. GENERAL DESCRIPTION 

AND FEATURES

......................................... 2

3. INSTALLATION 

.......................................... 2

4. DIMENSIONAL DIAGRAM 

......................... 4

5. WIRING DIAGRAM 

..................................... 4

6. FREQUENCY RESPONSE 

......................... 5

7. SPECIFICATIONS 

...................................... 5

TABLE OF CONTENTS

1. SAFETY PRECAUTIONS

• 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.

When Installing the Unit

• Refer all installation work to the dealer from whom

the speaker was purchased. Installation work
requires extensive technical knowledge and
experience. The speaker may fall off if incorrectly
installed, resulting in possible personal injury.

• Install the speaker only in a location that can

structurally support the full weight of the unit and
mounting bracket. Doing otherwise may result in
the speaker falling down and causing personal
injury and/or property damage.

• Since the unit is designed for in-door use, do not

install it outdoors. If installed outdoors, the aging of
parts causes the unit to fall off, resulting in personal
injury. Also, when it gets wet with rain, there is a
danger of electric shock. 

• Do not use other methods than specified to install

the speaker. Extreme force is applied to the
speaker and the speaker could fall off, possibly
resulting in personal injuries.

• Use screws that are appropriate for the wall's

material and structure. Failure to do so may cause
the speaker to fall, resulting in material damage
and possible personal injury.

• Ensure that all screws are securely tightened. If

they are loose after installation, the speaker could
fall down, possibly resulting in personal injury. 

• Do not mount the speaker in locations exposed to

constant vibration. The speaker or its mounts can

Indicates a potentially hazardous situation which,
if mishandled, could result in death or serious
personal injury. 

WARNING

Summary of Contents for BS-678BSB

Page 1: ...sive technical knowledge and experience The speaker may fall off if incorrectly installed resulting in possible personal injury Install the speaker only in a location that can structurally support the full weight of the unit and mounting bracket Doing otherwise may result in the speaker falling down and causing personal injury and or property damage Since the unit is designed for in door use do no...

Page 2: ...parts they could deteriorate and cause the speaker to fall possibly resulting in personal injury Do not install the speaker in indoor swimming pools or such locations where liquid chemicals are used The parts deteriorate if corroded causing the speaker to fall which could result in personal injury When the Unit is in Use If any of the following irregularities occurs immediately switch off the ampl...

Page 3: ...9 250 9 84 83 5 3 29 190 7 48 Cable entry hole for open wiring at horizontal mounting Cable entry hole for concealed wiring at horizontal mounting Cable entry hole for concealed and open wirings at vertical mounting Step 3 Make wiring 3 1 Insert the lead in cables cables from the amplifier and lead out cables cables to other speakers into the screw terminals attached to the cabinet 3 2 Insert the ...

Page 4: ... 3 ø20 0 79 3 ø5 0 2 83 5 3 29 R6 0 24 4 Step 4 Hook 2 V shaped springs attached to the baffle into the slotted holes of the cabinet push the baffle onto the cabinet then fix the supplied tapping screws 3 x 16 on both sides Note When the speaker mounting orientation is vertical pinch and rotate the logo mark on the baffle into the right position 4 DIMENSIONAL DIAGRAM Unit mm in Tighten Tapping scr...

Page 5: ... kΩ 3 W 6 7 kΩ 1 5 W 13 kΩ 0 8 W 70 V line 1 7 kΩ 3 W 3 3 kΩ 1 5 W 6 7 kΩ 0 8 W 13 kΩ 0 4 W Sensitivity 94 dB 1 W 1 m 500 Hz to 5 kHz pink noise 92 dB 1 W 1 m 100 Hz to 10 kHz pink noise 80 dB 1 W 4 m 100 Hz to 10 kHz pink noise Max SPL 98 dB 6 W 1 m 100 Hz to 10 kHz pink noise 86 dB 6 W 4 m 100 Hz to 10 kHz pink noise Frequency Response 150 Hz 18 kHz Coverage Angle 6 dB Horizontal 360 500 Hz 135 ...

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