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Summary of Contents for Toa F-2322CU2
- Page 1 INSTRUCTION MANUAL CEILING SPEAKER SYSTEMS F-2322CU2 F-2352CU2 F-2322CU2 F-2352CU2 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.
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Page 2: Table Of Contents
TABLE OF CONTENTS 1. SAFETY PRECAUTIONS ................3 2. GENERAL DESCRIPTION ................4 3. FEATURES ......................4 4. NOMENCLATURE AND DIMENSIONS ............. 5 5. MOUNTING HARDWARE INSTALLATION ..........6 6. WIRING 6.1. Wiring through Hard or Flexible Conduit ............8 6.2. -
Page 3: Safety Precautions
WARNING combination. Doing otherwise may cause the unit or component to fall off, resulting in personal injury. • Leave the installation to your TOA dealer because • Should the following irregularity be found during the installation requires expert knowledge. use, immediately stop operating the unit and Improper installation may cause the unit to fall, contact your nearest TOA dealer. -
Page 4: General Description
2. GENERAL DESCRIPTION The F-2322CU2 and F-2352CU2 are flush-mounted Ceiling Speaker Systems that offer wide frequency range of high-quality sound output. The F-2322CU2 employs a full-range speaker element, while the F-2352CU2 features a 2-way speaker configuration. Both speaker systems are designed to be mounted to a drop ceiling with use of the supplied tile bridge. -
Page 5: Nomenclature And Dimensions
4. NOMENCLATURE AND DIMENSIONS • F-2322CU2 Unit: mm (inches) [Front] [Side] [Rear] Safety wire hook 12 ( Front grille (accessory) Connector cover Choke bracket 209 (8 Safety wire (accessory) Length: Approx. 600 (23 ") Mounting hole: ø200 (7 [Ceiling mounting]... -
Page 6: Mounting Hardware Installation
5. MOUNTING HARDWARE INSTALLATION Before mounting the speaker, check the ceiling structure is of drop ceiling with 2-foot standard ceiling tiles. [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. Tile bridge (accessory) T-grid Ceiling tile... - Page 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. Safety wire (accessory) Secure C-channel bar or suspension pipe...
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Page 8: Wiring
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. -
Page 9: Wiring With Naked Cables
6.2. Wiring with Naked Cables Loosen the screw to allow the speaker cable to pass through. Plug the wired input connector into the speaker's socket, then pull the speaker cable from the choke bracket. (For wiring the input connector, refer to p. 10.) Choke bracket Note Retighten the screw to fix... -
Page 10: Cable Connection To Input Connector
7. CABLE CONNECTION TO INPUT CONNECTOR Recommended cable types • Solid copper wire: ø1.0 – ø1.6 mm (equivalent to AWG 18 – 14) • Stranded copper wire: 0.75 – 2.5 mm (equivalent to AWG 18 – 14) Cover mounting screw Step 1. -
Page 11: Speaker Installation
8. SPEAKER INSTALLATION 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 Mounting tab through the mounting hole. Step 1. - Page 12 Step 3. Set the input power. Turn the input selector switch (on the unit's front) to F-2322CU2 set it to the desired input impedance. F-2352CU2 (Factory-preset to 170 Ω.) Step 4. Attach the front grille. Align the tabs (3 places) on the back side of the grille...
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Page 13: Removing The Speaker For Maintenance
9. REMOVING THE SPEAKER FOR MAINTENANCE 9.1. Detaching the Front Grille Unlock Turn the front grille counterclockwise to full stop, then lightly pull it downward. The front grille employs a double-locking system. If the grille cannot be detached when lightly pulled downward, it likely has not yet been fully rotated back to the detachment Front grille position. -
Page 14: Repainting The Speaker Front Grille
11. INPUT OVERLOAD PROTECTION FUNCTION Both the F-2322CU2 and the F-2352CU2 feature internal input overload protection circuitry. If an extremely high input level is fed to the unit, the protection circuitry automatically cuts off the signal to the speaker element. -
Page 15: Safety Agency Compliance
[Output power vs. switch settings for 25 V and 70 V line operation] The rotary switches on the F-2322CU2's and F-2352CU2's front panels permit selection of speaker handling power on 25 V or 70 V line operation as shown in the table below. -
Page 16: Specifications
13. SPECIFICATIONS Model No. F-2322CU2 F-2352CU2 Enclosure Bass reflex type Rated Input 30 W (High Impedance) Power Handling Capacity Continuous pink noise: 60 W (8 Ω), 30 W (16 Ω) Impedance 70 V line: 170 Ω (30 W), 330 Ω (15 W), 1 kΩ (5 W), 3.3 kΩ (1.5 W), 10 kΩ (0.5 W) 25 V line: 170 Ω...
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