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TOA Electronics H-1 manual

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Table of contents for the manual

  • Page 1

    OPERATING INSTRUCTIONS H-1 SPEAKER SYSTEM Please follow the instructions i n this manual to obtain the optimum results from this unit. We also recommend that yo u keep thi s manual handy f o r f utur e reference. TABLE OF CONTENTS 1 . SAFETY PRECAUTIONS 2. GENERAL DESCRIPTION 3. FEATURES 4. HANDLING PR ECAUTIONS 5. NOMENCLATURE 6. INSTALLATION 6.1.[...]

  • Page 2

    1 . SAFETY PRECAUTIONS • B e sure to rea d the instructions in this section carefully before us e. • Mak e sure to observe the instructions i n this manual as the conventions of safety symbols and messages regarded as very important precautions a re included. • We a lso recommend y ou keep t his instruction m anual handy f o r future referenc[...]

  • Page 3

    2. GENERAL DESCRIPTION TOA's H-1 is a cylinder-shaped, small flush-mount 2 -way speaker featuring high sound quality. 3. FEATURES • The H- 1 Speaker System features, flush-mount speaker design with a rotatable cylinder-type enclosure. Th e speaker's smoo th curved surface allows it to blend in wit h th e interiors of most modern buildin[...]

  • Page 4

    5. NOMENCLATURE [Side Panel] [Front Panel] [Side Panel] H -1 speaker Grille Trim Piece [Side Panel] [Rear Panel] Fo r mounting to the Adapter Panel Mounting bracket For mounting to a n electrical box Accessory (Adapter Panel) 4[...]

  • Page 5

    6. INSTALLATION 6.1. Direct Wall/Ceiling Mounting Wi t hout Us in g an Electrical Box St ep 1 . Ad ap ter Panel mounting 1-1. Using th e supplied hole pattern sheet as a guide, make an opening o f the specified size i n the wall or ceiling panel. Note The thickness of the suitable wall o r ceiling panel is 9 to 30 mm. 1-2. Loosen the t wo board cla[...]

  • Page 6

    1-4. Clamp the wall o r ceiling panel using the tw o board clamps, and secure with the clamp screws. Step 2. Wiring and i m pedance changes 2-1. Pull t he cables out of the mounting hole in the wall or ceiling, then strip t he insulation back about 5mm fr o m th e cable ends. Note Usable cable: Solid cable o r stranded cable (0.2 mm 2 - 2.5 mm 2 ) [...]

  • Page 7

    2 - 4 . Attach two im pedance selector sockets to th e connector to select the desired impedance. Preset t o 830 (12 W f o r 10 0 V line a nd 6 W f o r 70 V line). Note The speaker is designed to be us ed f o r both 70 V an d 1 0 0 V lin e applications. When using t he 1 00 V line , do no t s ele ct t he "420 " impedance, since the speake[...]

  • Page 8

    Stu d screw 3-2. Loosen the angle adjustment s cr ew s. A ft er adjusting the angle, retighten t he screws. Tip Th e mounting angle can be adjusted f or up t o ± 45 ° . Since th e mounting bracket is marked with mounting angles at 1 5 ° intervals, u se this marking as a guide wh en adjusting the angle. Angle adjustment screw 3-3. Align the two s[...]

  • Page 9

    6.3 . Mounting th e Speaker Directly to an Electrical Box T he H 1 speaker system ca n al s o b e mounted directly to an electrical box*. Follow Steps 2 and 3 f or instructions. I n this case, use the outward-facing holes in the mounting bracket when mounting t o t h e wall or ceiling. * Distance between m ounting holes (A ) x (B) : 254 mm (10"[...]

  • Page 10

    Grille 7. REPAINTING THE GRILLE AN D TRIM PIECE Follow the procedures below to change the color of the grille. 1 . Remove the speaker's angle adjustment screw ( 1 piece). 2. Detach either of the two mounting brackets attached to the speaker. Mounting bracket Angle adjustment screw Grille mounting sc rew 3. Remove t he two grille mounting screw[...]

  • Page 11

    7. Attach the grille to the speaker with it s t wo mounting screws. 8. Reattach the mounting bracket t o the speaker wit h the angle adjustment screw. 8. PROTECTION CIRCUITRY INFORMATION • The speaker ha s built-in overload protection circuitry. I f there is an extremely hig h level input signal to the speaker, the overload protection circuitry i[...]

  • Page 12

    1 0 . SPECIFICATIONS • Accessories Adapter Panel Patt ern paper Speaker mounting screw M4 x 25 (with spring washer a n d plain w asher) Electrical box mounting screw M 4 x 2 5 UNC No. 8-32 x 32 m m Spring washer Plain washer Printed in Japan 133-01-413-2A TO A Corporation * 1 Continuous 24 hours, band-limited pi nk noise (50 to 20,000 H z) * 2 Pi[...]