Instruction/ maintenance manual of the product F-122CU TOA Electronics
Go to page of 19
INSTRUCTION MANUAL CEILING SPEAKER SYSTEM F-122CU 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 ............................................................................. 3 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 3. FEA TURES • Bass-reflex speaker system designed to provide a wide frequency range and high power handling capability. • Wide-dispersion flush-mount ceiling speaker design employs unique acoustic construction to realize a wide area of coverage.
5 5. MOUNTING HARDW ARE INST ALLA TION Before mounting the speaker, determine the most appropriate method for the existing ceiling structure. Be sure to use an optional HY-TB1 Tile Bar Bridge in combination with the supplied ceiling reinforcement ring.
6 Ceiling panel ø 200 ± 5 mm (7 7 / 8 ± 13 / 64 ") Step 1. Cut a ø 200 mm (7 7 / 8 ") hole in the ceiling. Use the supplied paper pattern to position and trace the hole. Step 2. Install the HY-TB1 in the ceiling. Loosen the two reinforcement ring mounting screws in each tie-plate to the point that they do not fall out of their holes.
7 Step 4. Attach the ceiling reinforcement ring to each tie-plate using 2 reinforcement ring mounting screws. Ceiling reinforcement ring Reinforcement ring mounting screw Tie-plate Fit closely to the back surface of the ceiling panel.
8 Step 5. 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 the installed HY-TB1 or a solid structure.
9 6. WIRING 6.1. Using the Speaker in UL1480 Category UUMW Choke br ack et Cov er plate Cov er plate Connector cov er After completing the speaker cab le connection, turn the connector cov er in the direction indicated by the arro w , and fix the cov er with 2 screws.
10 6.2. Using the Speaker in UL1480 Category UEA Y only 6.2.1. 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.
11 6.2.2. Wiring with naked cables Loosen the screw to allo w the speak er cable to pass through. Choke br ack et Retighten the screw to fix the speaker cab le .
12 Step 2. Remove the detachable input connector from the speaker's socket, and loosen the screw of the terminal to be used. Speaker unit Detachable input connector Step 3. Insert the stripped cable end into the terminal and tighten the terminal screw with a screwdriver.
13 Caution Before mounting, check to be sure that the speaker's 3 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.
14 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 .) Note Setting positions "8 Ω " and "16 Ω " can be used in UL1480 Category UEAY only.
15 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.
16 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.
17 16VP Signaling Speaker 16VP Fire Protective Signaling Speaker S8460 12. SAFETY AGENCY COMPLIANCE This product is for indoor use only. The F-122CU's front-mounted rotary switch permits selection of speaker handling power (wattage) on 25 V or 70 V line operation or low impedance (8 Ω or 16 Ω ) operation.
18 13. SPECIFICA TIONS Note: The design and specifications are subject to change without notice for improvement. • Accessories Front grille ............................................................ 1 Ceiling reinforcement ring ...................
Printed in Indonesia 533-06-090-20.
An important point after buying a device TOA Electronics F-122CU (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 F-122CU 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 F-122CU - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, TOA Electronics F-122CU you will learn all the available features of the product, as well as information on its operation. The information that you get TOA Electronics F-122CU will certainly help you make a decision on the purchase.
If you already are a holder of TOA Electronics F-122CU, 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 F-122CU.
However, one of the most important roles played by the user manual is to help in solving problems with TOA Electronics F-122CU. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device TOA Electronics F-122CU 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
