Toa FB-3862CU-AM User Manual

INSTRUCTION MANUAL

IN-CEILING SUBWOOFER

FB-3862CU-AM

TABLE OF CONTENTS

1. SAFETY PRECAUTIONS ...................................................................................................................... 2

2. GENERAL DESCRIPTION .................................................................................................................... 3

3. FEATURES ................................................................

4. NOMENCLATURE AND DIMENSIONS ............................................................................................... 3

5. SYSTEM EXAMPLE ......................................................................................................... ..................... 4

6. INSTALLATION ........................................ .....

7. WIRING .................................................... ............................................................................................. 7

8. CABLE CONNECTION TO TERMINAL CONNECTOR ...................................................................... .. 8

9. SPEAKER INSTALLATION ...............................

10. REMOVING THE SPEAKER FOR MAINTENANCE......................................................................... 11

11. SPECIFICATION S ........

Thank you for purchasing TOA’s In -Ceiling Subwoofer. Please caref ully follow the instructions in this manual to ensure l

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ong, trouble-free use of your equipment.

TOA Corporation

1. SAFETY PRECAUTIONS



Be sure to read the instructions

inthis section carefully before use.



Make sure to observe the instructions in this manual as the conventions of safety symbols and messages

regarded as very important precautions are included.



We also recommend you keep this instruction manual handy for future reference.

 Leave the installations to your TOA dealer because



Install the unit in a location that can structurally

 Do not use other methods than specified to mount



Attach the safety wire to the unit. If not attached, unit



Tighten each screw securely. Ensure that the unit

 Do not push speaker surface when installation unit to

 Use the specified mounting hardware in

 Should the following irregularity be found during use,

 If you detect smoke or a strange smell coming

 If no tone sounds

 Avoid installing the unit in humid or dusty locations,

 Do not operate the unit for an extended period of

 Avoid touching the unit’s sharp metal edge to

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.

combination. Doing otherwise may cause the unit or component to fall off, resulting in personal injury.

immediately stop operating the unit and contact your the installation requires expert knowledge. Improper installation may cause the unit to fall, resulting in personal injury and/or property damage.

support the weight of the unit and its mounting hardware. Doing otherwise may result in the unit falling down and causing personal injury and/or property damage.

nearest TOA dealer. Further attempt to use under

this condition may cause fire or electric shock.

from the unit

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

could fall off, resulting in personal injury.

has no loose joints after installation to prevent accidents that could result in personal injury.

ceiling. Resulting in unit damage.

in locations exposed to the direct sunlight, near the

heaters, or in locations generating sooty smoke or

steam as doing otherwise may result in fire or

electrical shock.

time with the sound distorting. This is an indication of

a malfunction, which in turn can cause heat to

generate and result in a fire.

prevent injury.

TOA Corporation

2. GENERAL DESCRIPTION

The FB-3862CU-AM is a flush-mount ceiling subwoofer assembly for low frequency enhancement of distributed loudspeaker systems. A 60W 70/100V transformer is included, and the bandpass design eliminates the need for a bi-amplified system. The FB-3862CU-AM has low impedance (8Ω) bypass that is suited to applications that include electronic

crossovers and dedicated low impedance power amplifiers.

3. FEATURES

•

8" long excursion low frequency driver for great bass response.

•

100W con

•

Transformer taps for 70V,100V and Low Impedance (8Ω) Bypass accessible behind the grille.

•

UL1480A UEAY/UEAY7 certified for general signaling, and suitable for use in air-handling spaces.

•

The mounting C-ring, tile rails and cutout template sheet are included.

•

Removable grille for custom painting.

•

Service eyebolts for safety wire installation.

tinuous, 200W peak power handling.

4. NOMENCLATURE AND DIMENSIONS

Unit:mm (inches)

Mounting tab

Front grille

Mounting tab

[ Ceiling mounting ]

Connector cover

Choke bracket

Tile rails

Ceiling tile

5. SYSTEM EXAMPLE

Example 1- 70V system (one power amplifier)

Example 2- Bi-amplified mono 70V system

FB-3862CU-AM

Example 3- Bi-amplified stereo low impedance system

FB-3862CU-AM

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