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TOA Electronics F-2852C manual

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Table of contents for the manual

  • Page 1

    INSTR UCTION MANU AL CEILING SPEAKER SYSTEM F-2852C 1. SAFETY PRECAUTIONS .......................... 2 2. GENERAL DESCRIPTION ........................ 3 3. FEATURES ................................................ 3 4. NOMENCLATURE AND DIMENSIONS .... 4 5. INSTALLATION ......................................... 5 6. REMOVING THE SPEAKER FOR MAINTENA[...]

  • Page 2

    • Leave the installation to your TOA dealer because the installation requires expert knowledge. Improper installation may cause the unit to fall, resulting in personal injury and/or property damage. • Install the unit in a location that can structurally support the weight of the unit and its mounting hardware. Doing otherwise may result in the [...]

  • Page 3

    3 2. GENERAL DESCRIPTION The F-2852C is a 2-way, flush-mounted ceiling speaker that offers a wide frequency range and high-quality sound output. Use of its supplied and optional mounting hardware permits versatile mounting to match a wide range of applications and installation locations. 3. FEA TURES • Two-way, bass-reflex speaker system designed[...]

  • Page 4

    4 4. NOMENCLA TURE AND DIMENSIONS [Front] ø 280 (11 1 / 32 ) 38 (1 1 / 2 ) 227 (8 15 / 16 ) ø 245 (9 41 / 64 ) [Side] Detachable input connector Safety wire hook [Rear] [Ceiling mounting] Ceiling panel Ceiling reinforcement ring (accessory) Mounting hole: ø 250 (9 27 / 32 ) Max. 37 (1 29 / 64 ) Max. 200 (7 7 / 8 ) Front grille (accessory) Safety[...]

  • Page 5

    5 Detachable input connector Speaker unit 5. INST ALLA TION The F-2852C ceiling speaker can be mounted in 3 different configurations: Step 1. Cut a ø 250 mm (9 27 / 32 ") hole in the ceiling. Use the supplied paper pattern to position and trace the hole. Step 2. Connect the speaker cable to the detachable input connector. Tip The following ma[...]

  • Page 6

    6 3-3. Mounting to an anchor bolt Use the supplied ceiling reinforcement ring in conjunction with the optional HY-AH1 Anchor Hanging Bracket. Note Refer to the instruction manual included with the HY-AH1 for the correct mounting procedure. Anchor bolt Ceiling panel HY-AH1 (optional) Ceiling reinforcement ring (accessory) [Installed HY-AH1] HY -TB1 [...]

  • Page 7

    7 Step 4. Attach a safety wire to prevent the speaker from accidentally falling. To attach, tie one end of the supplied safety wire around the speaker's safety wire hook, and tie its snap ring around a secure C-channel bar or anchor bolt in the ceiling. Saf ety wire hook Safety wire (accessor y) Secure C-channel bar or anchor bolt in the ceili[...]

  • Page 8

    8 6-2. Rotate and tighten the mounting tab axis screws (4 places) on the unit clockwise to their full stop in order to grip the ceiling panel with the mounting tabs. Step 7. Set the input power. Turn the input selector switch (on the unit's front) to set it to the desired input impedance. (Factory-preset to 170 Ω .) Important Never set this [...]

  • Page 9

    9 Mounting tab axis screw Use an electric screwdriver to detach. Mounting tab Screw cap Caution Be sure to set the screwdriver's torque for under 4 kgf · cm. Failure to do so may cause the Screw cap and the Mounting tab to fall off on the rear of ceiling panel. 6. REMO VING THE SPEAKER FOR MAINTENANCE 6.1. Detaching the Fr ont Grille 1 2 F ro[...]

  • Page 10

    10 Step 1. Clean the front grille before painting. Wipe with a soft cloth dampened in a detergent. Caution Do not use thinner or other volatile liquids to clean the grille. Step 2. Spray on a uniform, thin coat of paint. Cautions • Avoid painting with a roller or brush, as the grille mesh holes could become clogged with paint. • Use appropriate[...]

  • Page 11

    11 9. SPECIFICA TIONS Note: The design and specifications are subject to change without notice for improvement. • Accessories Front grille ............................................................ 1 Ceiling reinforcement ring .................................... 1 Safety wire (approx. 60 cm or 23 5 / 8 ") .................. 1 Paper patter[...]

  • Page 12

    Printed in Indonesia 533-06-096-80[...]