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Related Manuals for Extron electronics SF 10C SUB
Summary of Contents for Extron electronics SF 10C SUB
- Page 1 User Guide Speakers SF 10C SUB Ceiling-mounted Subwoofer 68-2870-01 Rev. B 07 20...
- Page 2 Safety Instructions Safety Instructions • English WARNING: This symbol, , when used on the product, is intended to alert the user of the presence of uninsulated dangerous voltage within the product’s enclosure that may present a risk of electric shock. ATTENTION: This symbol, , when used on the product, is intended...
- Page 3 Copyright © 2019-2020 Extron Electronics. All rights reserved. www.extron.com Trademarks All trademarks mentioned in this guide are the properties of their respective owners. The following registered trademarks ( ® ), registered service marks ( ), and trademarks ( ) are the property of RGB Systems, Inc. or Extron Electronics...
- Page 4 FCC Class A Notice This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. The Class A limits provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
- Page 5 Conventions Used in this Guide Notifications The following notifications are used in this guide: Potential risk of severe injury or death. WARNING: AVERTISSEMENT : Risque potentiel de blessure grave ou de mort. CAUTION: Risk of minor personal injury. ATTENTION : Risque de blessure mineure.
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Page 7: Table Of Contents
Contents Introduction ............1 About this Guide ..........1 About the SF 10C SUB ........1 Features ............. 2 Installation .............. 4 Placement Considerations and Acoustical Reinforcement ........... 4 Installation Environment ........4 Acoustical Reinforcement ....... 5 Mounting the Subwoofer ........6 Suspending in the Ceiling ....... - Page 8 SF 10C SUB • Contents viii...
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Page 9: Introduction
The subwoofer is intended for use in a bi-amplified system. Separate amplifiers should power the low and high frequencies. ATTENTION: The SF 10C SUB is UL Listed for use in plenum airspaces: meets UL 2043 for heat • and smoke release. -
Page 10: Features
USB Audio Microphone mute select Table Microphones Figure 1. Typical SF 10C SUB Application Features • 10-inch (254 mm) low frequency driver with a tuned port — Designed specifically for low frequency extension. • UL 2043 rated, rigid composite enclosure — Enclosure remains out of view when suspended above the ceiling grid. - Page 11 Includes installation and suspension hardware — Four sets of 15-foot (4.6 m) • steel cables with locking adapters are used to raise the SF 10C SUB into place and suspend it. • Includes C-ring and paintable grille — Port output into the room blends in with ceiling speakers.
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Page 12: Installation
Installation This section describes the installation and the operation of the SF 10C SUB, including: Placement Considerations and Acoustical Reinforcement • • Mounting the Subwoofer • Mounting the Port Tube Installing the Grille • • Connection and Operation Troubleshooting •... -
Page 13: Acoustical Reinforcement
NOTE: At the frequencies at which the subwoofer operates, fiberglass ceiling tiles are acoustically transparent and offer little acoustical reinforcement. Corner Mounting Edge Mounting (π/2) (π) Ceiling Mounting Free Mounting (2π) (4π) Figure 2. Mounting Locations with Regards to Acoustical Reinforcement SF 10C SUB • Installation... -
Page 14: Mounting The Subwoofer
This option is as much as 18 dB less sensitive than corner mounting. There is no reinforcement from any surface. Mounting the Subwoofer The SF 10C SUB can be suspended in a ceiling or rested on the floor. Suspending in the Ceiling WARNING: AVERTISSEMENT : •... - Page 15 (see figure 3). Do not install the C-ring beyond the edge of ceiling tile. Figure 3. Grille Adapter and C-ring Fit • Any obstructions above the suspended ceiling that could constrain the orientation of the suspended subwoofer. SF 10C SUB • Installation...
- Page 16 Suspend the main subwoofer enclosure from the ceiling ATTENTION: The SF 10C SUB is heavy, approximately 38 pounds (17 kg), and bulky. ATTENTION : La SF 10C SUB est lourde, et pèse environ 17 kg (38 livres), et est volumineuse. •...
- Page 17 Ensure that at least 1 inch (25 mm) of cable comes through the other end of the gripper. Repeat steps 4 and 5 for each corner. SF 10C SUB • Installation...
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Page 18: Installing Long Legs For Vertical Installation On A Floor
Floor ATTENTION: • The SF 10C SUB must have firebreaks installed in the wall, above and below it, when it is protruding through a wall, to meet UL requirements. • Le SF 10C SUB doit disposer de systèmes coupe-feu installés au mur, au-dessus et au-dessous de l’unité, lorsqu’elle est placée en saillie du mur, afin de satisfaire... - Page 19 When installing in an adjoining space — On the near side of the wall (inside the listening space), mark and cut the hole in the surface. Place the subwoofer in the desired location. SF 10C SUB • Installation...
- Page 20 Securing the Floor-mounted Subwoofer and Installing Fire Breaks When installing in an adjoining space — Ensure that there are fire breaks above and below the port tube ( ) to meet UL requirements. Fabricate them if necessary. SF 10C SUB • Installation...
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Page 21: Installing Short Legs For Horizontal Installation On A Floor
Orient the port tube so that it is pointed into the listening space. Mounting Screws (4 places) Figure 8. Installing the Port Tube Using the included hardware, mount the port tube to the speaker (see figure 8). SF 10C SUB • Installation... -
Page 22: Installing The Grille
Installing the Grille Adapter Rotate the C-ring and grille adapter so that the locking arms do not collide with the subwoofer. Use a Phillips screwdriver to tighten the three locking arms to clamp the adapter to the C-ring. SF 10C SUB • Installation... - Page 23 NOTE: Do not allow the port tube or any part of the subwoofer to touch the installation surface. Undesired audio vibrations can occur. SF 10C SUB • Installation...
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Page 24: Connection And Operation
• Ensure that the audio signal does not clip the output stage of the amplifier (check the limiter or protection indicators on the amplifier). Apply a limiter to the amplifier channel that drives the SF 10C SUB. • • No crossover is needed when the subwoofer is used with SF 26CT, SF 3C LP, or SF 3CT LP ceiling speakers. - Page 25 Do not tin the leads before installing them in the connector. Tinned wires are • not as secure in the connector and could be pulled out. SF 10C SUB • Installation...
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Page 26: Operational Considerations
Set the gain on the subwoofer and speakers such that they are at the same sound pressure level. • If any distortion is heard, you may be driving the subwoofer too hard and may need to add additional subwoofers to the system to get the desired sound pressure level. SF 10C SUB • Installation... -
Page 27: Troubleshooting
— Acoustical Reinforcement page 5) and swapping fiberglass tiles (if used) for mineral tiles. If the desired sound pressure level still cannot be met, then the listening space requires more subwoofers. SF 10C SUB • Installation... - Page 28 Extron Electronics makes no further warranties either expressed or implied with respect to the product and its quality, performance, merchantability, or fitness for any particular use. In no event will Extron Electronics be liable for direct, indirect, or consequential damages resulting from any defect in this product even if Extron Electronics has been advised of such damage.
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