Instruction/ maintenance manual of the product H-3 TOA Electronics
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OPERA TING INSTR UCTIONS SPEAKER SYSTEM H-3 H-3WP 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. T ABLE OF CONTENTS 1. SAFETY PRECA UTIONS .
2 When Installing the Unit • Install the unit only in a location that can structurally support the weight of the unit and the mounting bracket. Doing otherwise may result in the unit falling down and causing personal injury and/or property damage. • Use the H-3WP in locations where the temperature is between –15 and +50°C.
3 2. GENERAL DESCRIPTION TOA's H-3 and H-3WP are wall-mounted 2-way speakers featuring wide horizontal dispersion. The H-3 is designed for indoor use, and the H-3WP is designed for outdoor use. Note : Protect the H-3WP from rain when installing. (Refer to p.
4 5. NOMENCLA TURE AND DIMENSIONS The illustrations assume that the front grille is mounted to the speaker. 295 129 318 90 * 1 83.5 * 2 162 [Front] [Bottom] [Side] [Rear] (Unit: mm) Front grille Connector for impedance selection Detachable input connector Speaker Lock tab 46 * 2 5.
5 6. INST ALLA TION 6.1. Contents Check to be sure that the following components are available in a complete set before installation: Speaker ..... 1 Machine screw M4 x 25 ..... 4 Unified screw (UNC-No.6-32) x 32 ..... 4 Plain washer ..... 4 Spring washer .
6 6.3. Installation Procedures Step 1. Base frame mounting • The base frame can be mounted on the wall directly or using a commercial two-gang electrical box. • The base frame hole (21.6 mm in diameter) can also be used for conduit fitting. Conduit Base frame Step 1-1.
7 Step 2. Wiring and impedance settings Step 2-1. Unplug the detachable input connector from the speaker socket, and loosen the screws of the terminal with a screwdriver. Detachable input connector Step 2-2. Insert the stripped cable ends into the input connector, and retighten the terminal screws.
8 Step 2-4. Insert the detachable input connector into the speaker socket. Detachable input connector Lock tab Speaker Base frame Rotate both the left and right lock tabs in the direction indicated by the arrow. The state that the speaker is clamped to the base frame Base frame Lock tab Locking screws (2 places, left and right) Step 3.
9 Step 4. Set the front grille to the speaker so that the three stud screws align with the corresponding stud receptacles, then push the grille onto the speaker. Stud screw (3 places indicated by arrow) Front grille 7. REMO VING THE FRONT GRILLE Step 1.
10 8. OUTDOOR USE (H-3WP ONL Y) 8.1. Installation Precautions • The H-3WP features drip-proof construction for permanent outdoor installation. However, do not dash water over it when cleaning as this may cause damage to the speaker components. • When installing the H-3WP in a snowy area, protect the speaker so that it is not covered with snow.
11 10. PR O TECTION CIRCUITR Y INFORMA TION • The speaker's tweeter has built-in overload protection circuitry. (The woofer does not have the circuitry.) If there is an extremely high level input signal to the tweeter, the overload protection circuitry is activated and cuts off the signal input to the tweeter.
12. SPECIFICA TIONS 533-06-065-60 Model No. H-3 H-3WP Enclosure Type Sealed type Power Handling 150 W (continuous program input, 8 Ω load) 50 W (continuous pink noise input, 8 Ω load) * Rated Input 30 W (16 Ω or high impedance) Rated Impedance 8 Ω , 16 Ω 70 V line: 170 Ω (30 W), 330 Ω (15 W), 670 Ω (7.
An important point after buying a device TOA Electronics H-3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought TOA Electronics H-3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data TOA Electronics H-3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, TOA Electronics H-3 you will learn all the available features of the product, as well as information on its operation. The information that you get TOA Electronics H-3 will certainly help you make a decision on the purchase.
If you already are a holder of TOA Electronics H-3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime TOA Electronics H-3.
However, one of the most important roles played by the user manual is to help in solving problems with TOA Electronics H-3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device TOA Electronics H-3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
