TOA Electronics H-3 manual

1
2
3
4
5
6
7
8
9
10
11
12

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of TOA Electronics H-3, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of TOA Electronics H-3 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of TOA Electronics H-3. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of TOA Electronics H-3 should contain:
- informations concerning technical data of TOA Electronics H-3
- name of the manufacturer and a year of construction of the TOA Electronics H-3 item
- rules of operation, control and maintenance of the TOA Electronics H-3 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of TOA Electronics H-3 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of TOA Electronics H-3, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the TOA Electronics service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of TOA Electronics H-3.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the TOA Electronics H-3 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    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 2. GENERAL DESCR[...]

  • Page 2

    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. When installing in[...]

  • Page 3

    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. 10 "Waterproofing the base frame.") 3. FEA TURES • Smooth curved surface b[...]

  • Page 4

    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 5.6 ( 5.5 ) 1.6 ( 1.5 ) 203 ø21.6 120 * 1 Dimensions in parentheses ([...]

  • Page 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 ..... 4 Front grille ..... 1 Base frame ..... 1 Screws and washers for electrical box 6.2. Ins[...]

  • Page 6

    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. Run the speaker cables from the wall through the base frame hole (21.6 mm in[...]

  • Page 7

    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. [Single connection] [Bridge connection] From power[...]

  • Page 8

    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. Speaker and [...]

  • Page 9

    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. Insert a slotted screw driver into each of the three stud receptacles to widen a gap between the[...]

  • Page 10

    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. [...]

  • Page 11

    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. • A sudden drop of the sound [...]

  • Page 12

    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 (7.5 W), 1.3 k Ω (3.75 W) 100 V [...]