Toa FB-3862CU Instruction Manual Download Page 4 | Manualshive

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5. SYSTEM EXAMPLE

Example 1- 70V system (one power amplifier)

Example 2- Bi-amplified mono 70V system

Example 3- Bi-amplified stereo low impedance system

FB-3862CU-AM

FB-3862CU-AM

FB-3862CU-AM

FB-3862CU-AM

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Summary of Contents for FB-3862CU

Page 1: ...DIMENSIONS 3 5 SYSTEM EXAMPLE 4 6 INSTALLATION 5 7 WIRING 7 8 CABLE CONNECTION TO TERMINAL CONNECTOR 8 9 SPEAKER INSTALLATION 9 10 REMOVING THE SPEAKER FOR MAINTENANCE 11 11 SPECIFICATIONS 12 Thank you for purchasing TOA s In Ceiling Subwoofer Please carefully follow the instructions in this manual to ensure long trouble free use of your equipment FB 3862CU AM ...

Page 2: ...ied to mount the unit Extreme force is applied to the unit and the unit could fall off possibly resulting in injuries Attach the safety wire to the unit If not attached unit could fall off resulting in personal injury Tighten each screw securely Ensure that the unit has no loose joints after installation to prevent accidents that could result in personal injury Do not push speaker surface when ins...

Page 3: ...TURES 8 long excursion low frequency driver for great bass response 100W continuous 200W peak power handling UL1480A UEAY UEAY7 certified for general signaling and suitable for use in air handling spaces The mounting C ring tile rails and cutout template sheet are included Removable grille for custom painting Service eyebolts for safety wire installation 4 NOMENCLATURE AND DIMENSIONS Ceiling mount...

Page 4: ...4 5 SYSTEM EXAMPLE Example 1 70V system one power amplifier Example 2 Bi amplified mono 70V system Example 3 Bi amplified stereo low impedance system FB 3862CU AM FB 3862CU AM FB 3862CU AM FB 3862CU AM ...

Page 5: ... above the ceiling with the edge triangle parts are catching the T grids in case the ceiling tile falls off Prior to installation make sure that you have all the components from the carton plus safety cables and attachment hardware not included There are two separate cartons shipped together that contain the loudspeaker assembly and mounting accessories FB 3862CU AM loudspeaker with grill Installa...

Page 6: ...ounting hardware on the ceiling 2 1 Place the supplied tile rails on the 2 foot tile as shown below 2 2 Place the support ring over the hole Insert the tile supports into the C ring grooves Adjust the position of the assembly as required then fix the tile rails to the support ring using the provided screws Ceiling tile T grid T grid Tile rails accessory 2 foot tile Tile rails accessory 2 foot tile...

Page 7: ...ing structure T grid C ring Tile rails 7 W IRING Step 1 L oosen the screws on the choke bracket to allow the speaker cable to pass through Step 2 L oosen the screw on the connector cover plate and rotate the plate to open Step 3 P ut the speaker cable through the choke bracket Step 4 D etach the removable terminal connector then wire speaker cable by referring to page 8 Step 5 P lug the wired remo...

Page 8: ...p 1 Loosen the cover mounting screw and rotate the Cover plate in the direction indicated by the arrow in the figure at right Step 2 Detach the removable terminal connector from the speaker s socket and loosen the screws of the terminal to insert wires Speaker unit Cover mounting screw Cover plate Speaker unit Removable input connector Step 3 Insert the stripped cable end into the terminal and tig...

Page 9: ... through the mounting hole till it contacts the ceiling panel Step 3 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 Mounting tab Mounting tab axis screw Use an electric screwdriver to tighten Tightening torque 6 10 kgf cm Mounting hole Speaker unit Mounting tab 9 ...

Page 10: ...em Damage to the amplifier and or speaker may occur If you are installing the FB 3862CU AM as part of a bi amplified system electronics crossover feeding high mid and low frequency amplifier channels with low impedance amplifiers 4Ω or 8Ω outputs use the Low Z direct setting A high pass filter set at 40Hz and low pass filter set at 100Hz will help protect the FB 3862CU AM from extreme low frequenc...

Page 11: ...remove the front grill Caution The width of the gap is less than 9mm Step2 Loosen the mounting tab 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 Use an electric screwdriver to detach Mounting tab axis screw Mounting tab Screw Small gap 11 ...

Page 12: ...043 UL1480A CSA C22 2 No 205 Baffle meets UL 94 V0 RoHS compliant Mounting Hole 350mm diameter 13 8 Input Terminal Phoenix type with bridging outputs max 12AWG stranded cable Recommended Cable Max 12AWG stranded unshielded twisted pair jacket per code Finish White Dimensions 383mm diameter x 326 5 mm height Weight 6 71 kg 14 79 lb Included Accessories Steel support ring C ring qty 1 steel support ...

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