Instruction/ maintenance manual of the product F-2852CU2 Toa
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INSTRUCTION MANUAL CEILING SPEAKER SYSTEM F-2852CU2 Please follow the instructions in this manual to obtain the optimum results from this unit. We also recommend that you keep this manual handy for future reference.
2 T ABLE OF CONTENTS 1. SAFETY PRECAUTIONS ............................................................................... 3 2. GENERAL DESCRIPTION ............................................................................. 4 3. FEA TURES ..........
3 • 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.
4 2. GENERAL DESCRIPTION The F-2852CU2 is a flush-mounted Ceiling Speaker System that offers a wide frequency range of high-quality sound output. It is specifically designed to be mounted to a drop ceiling with use of the supplied tile bridge.
5 4. NOMENCLA TURE AND DIMENSIONS Safety wire hook Choke bracket Connector cover [Front] ø280 (1 1 1 / 32 ) 38 (1 1 / 2 ) 236 (9 2 / 8 ) ø245 (9 41 / 64 ) [Side] [Rear] [Ceiling mounting] Ceiling tile Ti l e b r i d g e (accessory) Mounting hole: ø250 (9 27 / 32 ) Max.
6 Before mounting the speaker, check the ceiling structure is of drop ceiling with 2-foot standard ceiling tiles. 5. MOUNTING HARDW ARE INST ALLA TION [Installation view on Drop Ceilings] Caution Set the tile bridge so that both ends fit securely into the T-grids, even if the ceiling tile accidentally falls off.
7 Step 3. 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 suspension pipe.
8 6. WIRING 6.1. Wiring through Hard or Flexible Conduit Note The choke bracket equipped with the speaker has not been evaluated by UL, for conduit connection and UL514B Standard. Flexible conduit of 3/8 or 1/2 inch trade size and the UL514B conduit fitting of the same trade size can also be used.
9 6.2. Wiring with Naked Cables Loosen the screw to allow the speaker cable to pass through. Choke bracket Retighten the screw to fix the speaker cable.
10 Step 2. Detach the removable input connector from the speaker's socket, and loosen the screw of the terminal to be used. Speaker unit Removable input connector Step 3. Insert the stripped cable end into the terminal and tighten the terminal screw with a screwdriver.
11 Caution Before mounting, check to be sure that the speaker's 4 mounting tabs are turned inside the unit as shown in the figure. If turned outward, the speaker cannot be inserted through the mounting hole. In Out Mounting tab Step 1. Insert the speaker through the mounting hole till it contacts the ceiling panel.
12 Step 3. 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 .) F-2852CU2 3.3kΩ 1.5W 0.2W 670Ω 7.5W 0.9W 330Ω 15W 1.9W 170Ω 30W 3.7W 83Ω 60W 7.5W Step 4.
13 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.
14 10. REP AINTING THE SPEAKER FRONT GRILLE Note: Be sure to detach the front grille from the speaker before repainting. 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.
15 12. SAFETY AGENCY COMPLIANCE This product is for indoor use only. • General signaling speaker, UL1480 Category UEAY and CAN/CSA C22.2 No. 205 Category UEAY7 Products Listed under these categories.
533-06-148-00 13. SPECIFICA TIONS Note: The design and specifications are subject to change without notice for improvement. • Accessories Front grille ............................................................ 1 Tile bridge .......................
An important point after buying a device Toa F-2852CU2 (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 F-2852CU2 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 F-2852CU2 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toa F-2852CU2 you will learn all the available features of the product, as well as information on its operation. The information that you get Toa F-2852CU2 will certainly help you make a decision on the purchase.
If you already are a holder of Toa F-2852CU2, 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 F-2852CU2.
However, one of the most important roles played by the user manual is to help in solving problems with Toa F-2852CU2. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toa F-2852CU2 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
