Toa HB-1 Operating Instructions Manual
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Toa HB-1 Operating Instructions Manual

Toa HB-1 Operating Instructions Manual

Toa electronics operating instructions sub-woofer system hb-1
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SUB-WOOFER SYSTEM
Please follow the instructions in this manual to obtain optimum results from this unit.
We also recommend that you keep this manual handy for future reference.

TABLE OF CONTENTS

6.1. Contents ........................................................................................................... 4
6.2. Flush Wall or Ceiling Mounting ....................................................................... 4
6.3. Suspending the Unit in the Ceiling .................................................................. 8
8.1. Recommended Filters for the HB-1 ................................................................ 10
8.2. Level Balance and Polarity ............................................................................. 10
Accessories ............................................................................................................ 12
............................................................................... 2
............................................................................ 3
......................................................................................................... 3
......................................................................... 3
........................................................................................... 12
OPERATING INSTRUCTIONS
..................................................... 3
..................................... 9
........................................................ 11
HB-1

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Summary of Contents for Toa HB-1

  • Page 1: Table Of Contents

    6.3. Suspending the Unit in the Ceiling ... 8 7. MATCHING TRANSFORMER INSTALLATION 8. CROSSOVER CONNECTIONS WITH A FULL-RANGE SPEAKER 8.1. Recommended Filters for the HB-1 ... 10 8.2. Level Balance and Polarity ... 10 9. CAUTIONS CONCERNING HIGH-IMPEDANCE APPLICATIONS 10.

  • Page 2: Safety Precautions

    1. SAFETY PRECAUTIONS • Be sure to read the instructions in this 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. •...

  • Page 3: General Description

    • The speaker can be converted to high-impedance applications with the addition of the optional MT-S0601 matching transformer. 4. HANDLING PRECAUTIONS No anti-magnetic provisions have been made for the HB-1 speaker. Therefore, take care to keep the unit sufficiently away from televisions, monitors or computer-related equipment. 5. NOMENCLATURE AND DIMENSIONS...

  • Page 4: Contents

    Mounting hole 360 mm Front grille ... 1 Masking tape ... 4 Tapping screw (3x8) ... 4 "Long"... 2 Screw (M5x10) ... 4 HB-1 Wall Fixing screw Mounting bracket Mounting surface Panel 12 – 33 mm Cutout template ... 1 Anchor piece ...
  • Page 5 Step 2. Loosen the screws of the hook clips (4 places) attached to the mounting bracket and leave each screw sticking out approximately 2 mm. Step 3. Insert the mounting bracket into the hole made in Step 1, and mount it to the back of the wall or ceiling panel.
  • Page 6 Step 5. Install the supplied speaker fixing screws (4 pieces with M4x30 plain and spring washers) in the mounting bracket so that they are left sticking out 2 – 3 mm from the mounting surface. (They are tightened in Step 10.) Step 6.
  • Page 7 Step 8. Reinsert the detachable input connector into the unit's socket, then fit the unit in the mounting bracket. Detachable input connector Step 9. Rotate the lock tabs (4 places) until each contacts the fixing screw head left sticking out in Step 5. Lock tab screw Step 10.

  • Page 8: Suspending The Unit In The Ceiling

    6.3. Suspending the Unit in the Ceiling When suspending the HB-1 speaker in the ceiling, remove the lock tabs and suspend the unit using bolts or wires at the resultant 12 mm-diameter holes. The front grille can be mounted directly to the ceiling panel using the supplied mounting bracket.

  • Page 9: Matching Transformer Installation

    7. MATCHING TRANSFORMER INSTALLATION An optional MT-S0601 matching transformer can be installed in the HB-1 speaker. Enclosure cover mounting screw (13 pieces) Connection tab MT-S0601 Transformer mounting screw Step 1. Remove the 13 enclosure cover fixing screws to detach the cover.

  • Page 10: Crossover Connections With A Full-Range Speaker

    Cut-off frequency=100 Hz, Q=1.0 8.2. Level Balance and Polarity When using the HB-1 in combination with TOA's F or H series Full-Range Speakers, adjust their level balance or polarity depending on the conditions of the installation location. 8.2.1. Level balance adjustment Adjust the level of the sub-woofer or full range speaker depending on the number of units to be installed or installation conditions.

  • Page 11: Cautions Concerning High-Impedance Applications

    9. CAUTIONS CONCERNING HIGH-IMPEDANCE APPLICATIONS To avoid damaging the HB-1 speaker in high-impedance applications (with the MT-S0601 matching transformer installed), be sure to observe the following conditions: 1. Do not limit the input signal band using such devices as a low-pass filter, but instead drive the speaker with the full-range signal.

  • Page 12: Specifications

    10. SPECIFICATIONS Enclosure Type Power Handling Rated Impedance Sound Pressure Level Frequency Response Speaker Element Input Terminal Usable Cable Finish Enclosure Front Grille Grille Frame Mounting bracket Dimensions Weight Optional Matching Transformer Note: The design and specifications are subject to change without notice for improvement. •...

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