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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.

• When installing the speaker in the snowy area,

take appropriate measures to prevent snow from
lying on the speaker. If the snow lies on it, the
speaker may fall, causing personal injuries.

• 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 ceiling's or

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
be damaged by excessive vibration, potentially
causing the speaker to fall, which could result in
personal injury.

• Do not use anti-rust lubricant. If it contacts resin or

rubber parts, they could deteriorate and cause the
speaker to fall, possibly resulting in personal injury.

• Avoid installing the speaker near seaside or in

locations exposed to corrosive gas. The speaker or
its parts may be subject to corrosion, which might
cause it to fall or result 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 amplifier's power, and
inform the shop from where the speaker was
purchased. Further using the speaker may result in
fire or electric shock.

· If you detect smoke or a strange smell coming

from the speaker

· If water or any metallic object gets into the

speaker

· If the speaker falls, or the speaker case breaks

• To prevent a fire or electric shock, never open nor

remove the speaker case. Refer all servicing to
your  nearest TOA dealer.

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.

Safety Symbol and Message Conventions 

Safety symbols and messages described below are used in this manual to prevent bodily injury and property
damage which could result from mishandling. Before operating your product, read this manual first and
understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards. 

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

WARNING

Summary of Contents for SC-615BS

Page 1: ...7 WIRING DIAGRAM 8 8 FREQUENCY RESPONSE 8 9 SPECIFICATIONS 9 Thank you for purchasing TOA s Paging Horn Speaker Please carefully follow the instructions in this manual to ensure long trouble free use...

Page 2: ...personal injury Avoid installing the speaker near seaside or in locations exposed to corrosive gas The speaker or its parts may be subject to corrosion which might cause it to fall or result in person...

Page 3: ...inless steel bracket for all weather durability The TOA s unique oval shape horn enhances excellent speech clarity Other feature includes a newly developed diaphragm employing special heat resistant p...

Page 4: ...factory preset values LINE VOLTAGE 70V 100V IMP 15W 7 5W 5W 2 5W 1 5W 3W 5W 10W 15W 330 670 OFF 1k 2k 3 3k 4 WIRING The terminal cover is not mounted to the speaker unit when shipped from the factory...

Page 5: ...tep 5 Securely tighten the cable gland Note If loosely tightened water or moisture may get inside the terminal cover Screw Terminal cover 5 Waterproof gasket Screw Cable gland 4 4 2 When Bridge Connec...

Page 6: ...Cable gland Waterproof gasket Nut Terminal cover Step 3 Strip the speaker cable jacket Refer to page 4 Step 1 Step 4 Run one each of speaker cables through the cable gland Terminal cover Speaker cabl...

Page 7: ...pplied screws In this case take care not to pinch the wiring and check that the waterproof gasket is secured into place Note If wiring or the waterproof gasket is pinched between the terminal cover an...

Page 8: ...tching transformer Thermal fuse 84 C or 183 2 F Shown above is the factory default wiring 8 0 25 25 0 98 0 98 141 5 55 36 1 42 126 4 96 172 6 77 130 5 12 229 9 02 104 5 4 11 195 7 68 193 7 6 3 9 0 35...

Page 9: ...One cable gland is factory installed For bridge connection one cable gland can be added Cable Connection Screw terminal Steatite Applicable Cable Size Outer diameter 8 0 12 5 mm Conductor Solid wire o...

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Page 12: ...URL http www toa jp 533 06 244 30...

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