Extron electronics SB 33 A 82-90 User Manual Download Page 10

40"- 49"

SB 33 A 46-55

48"- 57"

SB 33 A 55-65

56"- 65"

SB 33 A 65-70

64"- 73"

SB 33 A 75-80

72"- 81"

SB 33 A 82-90

80"- 89"

SB 33 A 90-100

Figure 2. 

SB 33 A Series Model Options

The SB 33 A supports mounting directly to the wall under the display using the included 
wall plate. It can also be attached to an articulating display mount using the optional VESA 
mounting kit.

Features

Provides enhanced audio quality for collaboration spaces.
Adjustable width to match the display

 — Perfectly matches the width of any display 

from 46 to 100 inches (117 to 254 cm).

Configurable for an internal webcam, a PTZ camera, or no camera

 — Suitable for 

self-contained huddle spaces or video conference rooms .

3 inch (76 mm) full-range drivers with a tuned port for bass extension

 — Optimized 

for collaboration applications.

Frequency range: 100 Hz to 20 kHz.
Internal Extron ENERGY STAR qualified Class D amplifier

 — High performance 

stereo amplifier with CDRS, automatic clip limiter, and auto power-down with fast 
power-up.

Compatible with VCM series volume and mute controllers

 — Can be used without a 

control system.

 

SB 33 A Series • Introduction

2

Summary of Contents for SB 33 A 82-90

Page 1: ...68 3103 01 Rev D 11 22 Adjustable Width Sound Bar SB 33 A Series User Guide Speakers TBD ...

Page 2: ...togramme lorsqu il est utilisé sur le produit signale à l utilisateur des instructions d utilisation ou de maintenance importantes qui se trouvent dans la documentation fournie avec l équipement Pour en savoir plus sur les règles de sécurité la conformité à la réglementation la compatibilité EMI EMF l accessibilité et autres sujets connexes lisez les informations de sécurité et de conformité Extro...

Page 3: ...marks on the Terms of Use page at www extron com Registered Trademarks Cable Cubby ControlScript CrossPoint DTP eBUS EDID Manager EDID Minder Extron eLink Flat Field FlexOS Glitch Free Global Configurator Global Scripter GlobalViewer Hideaway HyperLane IP Intercom IP Link Key Minder LinkLicense LockIt MediaLink MediaPort NAV NetPA PlenumVault PoleVault PowerCage PURE3 Quantum ShareLink Show Me Sou...

Page 4: ... reception which can be determined by turning the equipment off and on you are encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an ex...

Page 5: ...t CAUTION Risk of minor personal injury ATTENTION Risque de blessure mineure ATTENTION Risk of property damage Risque de dommages matériels NOTE A note draws attention to important information Specifications Availability Product specifications are available on the Extron website www extron com Extron Glossary of Terms A glossary of terms is available at www extron com technology glossary aspx ...

Page 6: ......

Page 7: ...o the SB 33 A 16 Attaching the Center Section Cover 19 Attaching the Optional Blank Grille 20 VESA Mounting Kits 21 SMK V SB 33 Plus VESA Mounting Kit 21 SMK V SB 33 82 100 VESA Mounting Kit 27 Operation 33 SB 33 A Internal Amplifier Front Panel 33 Wiring for Remote Control 36 Audio Output 37 Internal Adjustments 37 Setting Input Level 37 Setting Bass and Treble 38 Reference Information 39 Defeati...

Page 8: ...SB 33 A Series Contents viii ...

Page 9: ...nputs The SB 33 A is configurable for use with an internal webcam using the built in adjustable shelf and window with a built in door It can also be configured to mount a PTZ Pan Tilt Zoom camera with optional shelf or configured for no camera with the optional blank center grille The SB 33 A sound bar enclosure is adjustable to match the width of the display and is mounted under the display The S...

Page 10: ...he display Perfectly matches the width of any display from 46 to 100 inches 117 to 254 cm Configurable for an internal webcam a PTZ camera or no camera Suitable for self contained huddle spaces or video conference rooms 3 inch 76 mm full range drivers with a tuned port for bass extension Optimized for collaboration applications Frequency range 100 Hz to 20 kHz Internal Extron ENERGY STAR qualified...

Page 11: ...iagram shows a typical SB 33 A Series installation Extron ANT A ANT B ShareLink 250 W 1 2 USB HCR 102 CONFIG 1 SIGNAL HDCP LPCM 2CH MULTI CH 1 R INPUT AUDIO MENU ENTER HOLD FOR 720p 1080p HCT 103 2 INPUTS 2 3 4 SIGNAL HDCP 3 4 Extron ShareLink 250 W Wireless Collaboration Gateway Extron HC 404 Receiver Extron HC 404 Transmitter Laptop Laptop CATx Cable up to 230 70 m HDMI HDMI CEC HDMI HDMI Laptop...

Page 12: ... weight The final installation should also be able to support any short term overloading Since applications can vary considerably it is assumed that the installer will exercise good judgment when selecting the mounting location method and hardware Installation and service must be performed by authorized personnel only AVERTISSEMENT Risque de dommages corporels ou matériels L installation finale do...

Page 13: ...wall plate is identical Installing the Wall Plate on a Non masonry Wall NOTE When attaching the wall plate to masonry see Installing the Wall Plate on a Masonry Wall in the following section on page 9 1 Position and level the included wall plate see figure 4 on the following page under the display screen see figure 5 on the following page and mark the locations of the wall studs through the top ve...

Page 14: ...ecause the speaker assemblies and the center bracket attach to the wall plate by hooking the top mounting clasps of the speaker assemblies and center bracket over the top mounting rail of the wall plate To allow sufficient clearance between the top of the SB 33 A and the display screen above it allow for at least a minimum clearance of 11 16 inches 17 5 mm between the highest part of the top rail ...

Page 15: ...packaging and disassemble as indicated in the following order Screws 2 Grille Center Section Cover Lock Washers 2 Center Bracket Screws 2 Web Camera Mount Grille Hook Figure 7 Disassembling the Center Section Assembly a The front grille from the center section cover using a grille hook b The center section cover from the center bracket standoffs by removing the two screws c The web camera mount fr...

Page 16: ... x 1 3 4 self tapping wood or metal screws and four 1 4 SAE washers into the pilot holes NOTE Use wood or metal screws depending on whether the studs are wood or metal Wall Stud Wall Plate 1 4 SAE Washer x4 14 x 1 3 4 Self tapping Metal Wood Screws x4 Figure 8 Attach the Wall Plate to Studs SB 33 A Series Installation 8 ...

Page 17: ...he weight of the SB 33 A 2 Using a masonry drill bit drill four pilot holes in the masonry wall at the locations you marked in step one NOTE If you drill the pilot hole too shallow the screw head might break off while it is being fastened into the hole Mounting Holes Mounting Holes Wall Plate Figure 9 Positioning the Wall Plate on Masonry 3 For each pilot mounting hole a Insert a 1 4 x 1 3 4 mason...

Page 18: ...Speaker 1 1 1 3 3 3 DISPLAY Left Speaker Wall Plate Side View Side View Front View Wall Wall 2 2 2 Figure 11 Attaching the Left Speaker to the Wall Plate 2 Hook the top clasp edge of the right speaker assembly over the top rail see figure 12 1 of the wall plate and slide it to right end of the wall plate 2 so that the right end of the speaker assembly is aligned with the right end of the display T...

Page 19: ...with the applicable provisions of National Electrical Code ANSI NFPA 70 article 725 and the Canadian Electrical Code part 1 section 16 Cette installation doit toujours être conforme aux dispositions applicables du Code américain de l électricité National Electrical Code ANSI NFPA 70 article 725 et du Code canadien de l électricité partie 1 section 16 The length of the exposed wires in the strippin...

Page 20: ...4 Left Speaker Cable Routing 5 Hook the top clasp edge of the center bracket over the top rail see figure 15 1 of the wall plate and slide it to center of the display POWER 12V 0 7A MAX IN P Screws 2 2 2 2 1 1 1 Wall Plate Center Bracket Side View Side View Wall Wall Figure 15 Center Bracket to Wall Plate Installation 6 Tighten the two set screws 2 on the bottom of the center bracket to the bottom...

Page 21: ... bracket using two screws going through the two vertical slots on the shelf and into two mounting holes in the bracket There are two pairs of available holes in the bracket The shelf height can be adjusted by positioning the screws in the shelf slots see figure 16 1 NOTE For cameras that require more overhead clearance the webcam shelf can be inverted see figure 16 Option 2 POWER 12V 0 7A MAX IN P...

Page 22: ... Figure 18 PTZ Camera on PTZ Camera Shelf 1 Install the PTZ camera shelf by attaching it to the center bracket using two screws and lock washers going through the vertical slots on the shelf and into two mounting holes in the bracket There are two pairs of available holes in the bracket The shelf height can be adjusted by positioning the screws in the shelf slots POWER 12V 0 7A MAX IN P POWER 12V ...

Page 23: ...the next steps 4 If the optional blank grille is being installed see Attaching the Center Section Cover on page 19 5 Slide the center section cover over the center bracket and attach the two cover screws to the center bracket standoffs being careful not to overtighten the screws POWER 12V 0 7A MAX INP Screws 2 Grille Center Section Cover Center Bracket Standoff Grille Hook Figure 21 Attaching the ...

Page 24: ...w Figure 22 Attaching the PTZ Camera to the Shelf Attaching Power and Audio Sources to the SB 33 A The SB 33 A has a power supply for the amplifier housed in the left speaker enclosure The power supply has an AC power input connector see figure 23 A and a DC power output connector B that routes power to the amplifier Left Speaker Power Supply Side View A A A B B B Figure 23 AC Input and DC Output ...

Page 25: ...V 0 7A OUTPUT REMOTE V L L R LEVEL BASS TREBLE R C G 10V 50mA CLASS 2 WIRING L SPEAKER Right Speaker Amplifier Side View B B B C C C D D D E E E A A A F F F G G G H H H Figure 25 SB 33 A Amplifier Front Panel A Power LED E 3 5 mm unbalanced stereo input jack B Amplifier power supply connector F Level bass and treble potentiometers C Captive screw balanced or unbalanced audio input connector G Remo...

Page 26: ...tie off points located on the center bracket as shown in figure 27 e e Front View Cable Tie off Point Zip Tie Figure 27 Securing Cables with Zip Ties 2 Route the audio cable from the display to the audio input connectors of the power amplifier see figure 28 1 in the right speaker assembly See the cable access points illustration in figure 26 INPUTS WER MAX L L R LEVEL R Right Speaker Amplifier Sid...

Page 27: ...ble potentiometers 2 appropriately Attaching the Center Section Cover 1 Slide the center section cover over the center section and attach the two cover screws to the center bracket standoffs being careful not to overtighten the screws POWER 12V 0 7A MAX INP Screws 2 Grille Center Section Cover Center Bracket Figure 30 Attaching the Center Section Cover and Grille 2 Attach grille to the center sect...

Page 28: ...ook along the outer edge of the grille 2 Remove the four screws that attach the center section cover doors to the center section cover Two door rails behind the cover and the sliding doors are separated from the center section cover after the screws are removed Screws 4 Grille Center Section Cover Center Section Webcam Doors and Door Rails Figure 31 Attaching the Blank Grille 3 Remove the center s...

Page 29: ...ocation method and hardware Installation and service must be performed by authorized personnel only AVERTISSEMENT Risque de dommages corporels ou matériels L installation finale doit pouvoir supporter en permanence le poids de l enceinte L installation finale doit également pouvoir supporter une courte surcharge Veillez à ne pas dépasser la charge maximale du support de montage VESA de la surface ...

Page 30: ...f the display mount with the bottom round hole and top slot hole of the L bracket and the bolt hole of the display Repeat this procedure for the other long L bracket on the other side of the display NOTE If the VESA display mount uses horizontal mounting brackets or a X braced bracket then insert the included 4 metal washers spacers between the long L bracket and VESA display mount 5 Insert the bo...

Page 31: ... that the long and short L brackets are held together Tighten the wingnut 7 Repeat this procedure for the other long L bracket on the other side of the display NOTE The short L bracket may be reversed if the soundbar needs to be positioned further forward relative to the display see figure 34 Lock Washer Wingnut Short L bracket Bolt Long L bracket Alternative Installation of Short L bracket Short ...

Page 32: ...L bracket Bolt Long L bracket Figure 35 Installing the SB 33 speaker wall plate 10 Tighten the bolts and permanently fasten the display onto the VESA wall mount previously attached 11 To adjust the SB 33 speaker vertically a Loosen but do not remove the bolts that attach the long L brackets to the display Vertical Adjustment Long L bracket Bolt VESA Display Mount Washer Figure 36 Loosening Long L ...

Page 33: ...the speaker assemblies and center bracket over the top mounting rail of the wall plate To allow sufficient clearance between the top of the SB 33 A and the display screen above it allow for at least a minimum clearance of 11 16 inch 17 5 mm between the highest part of the top rail of the wall plate and the top of the speaker as shown to the right The display screen should not encroach into this ar...

Page 34: ...der to align the front of the speaker assembly relative to front of the display do the following a Loosen but do not remove the two wingnuts attaching the long L brackets to the short L brackets b Adjust the soundbar speaker to either the front or the rear of the display and then tighten the wingnuts Depth Adjustment Long L bracket Short L bracket Figure 38 Adjusting Depth SB 33 A Series Installat...

Page 35: ...imum load limit of the SMK V SB 33 82 100 is 85 lb 38 kg Since applications can vary considerably it is assumed that the installer will exercise good judgment when selecting the mounting location method and hardware Installation and service must be performed by authorized personnel only AVERTISSEMENT Risque de dommages corporels ou matériels L installation finale doit pouvoir supporter en permanen...

Page 36: ...ts 3 Place the VESA display mount on top of the L bracket while aligning the bolt holes of the display mount with the slot of the L bracket and the bolt holes of the display Repeat this procedure for the other long L bracket on the other side of the display T O P DISPLAY REAR Long L brackets Mounting Screws VESA Display Mount not included Figure 40 Installing VESA Display Mount 4 Insert bolts thro...

Page 37: ...P DISPLAY REAR TOP DISPLAY REAR Lock Washer Wingnut Short L bracket Long L bracket Bolt Alternative Installation of Short L bracket Short L bracket Reversed 1 1 1 2 2 2 Figure 41 Installing Short L brackets on the Long L brackets 6 For extra rigidity attach the metal reinforcing plate connection bracket to the back of the wall plate Left Piece of Wall Plate Contains a level bubble Bolt Wingnut Loc...

Page 38: ...ched in step 1 on page 28 9 Adjust the SB 33 vertically as needed a Loosen but do not remove the bolts that attach the long L brackets to the display TOP DISPLAY REAR Vertical Adjustment Long L bracket Bolt VESA Display Mount Washer Figure 44 Adjusting the SB 33 Speaker Wall Plate b Adjust the SB 33 to the desired distance from the display then tighten the bolts SB 33 A Series Installation 30 ...

Page 39: ... between the highest part of the top rail of the wall plate and the top of the speaker as shown to the right The display screen should not encroach into this area above the top rail 10 Install the SB 33 A speaker to the wall plate If the alignment between the display and the SB 33 speaker needs to be adjusted see Aligning the SB 33 Speaker to the Display on page 32 TOP DISPLAY REAR DISPLAY REAR Wa...

Page 40: ... front to rear depth To align the speaker to the display 1 Loosen but do not remove the two wingnuts that attach the long L brackets to the short L brackets TOP DISPLAY REAR Depth Adjustment Short L bracket Long L bracket Figure 46 Adjusting Depth 2 Adjust the SB 33 either to the front or to the rear of the display and then tighten the wingnuts SB 33 A Series Installation 32 ...

Page 41: ...plifier Side View A B C D E F G H Figure 47 The Front Panel of the SB 33 A Amplifier A Power LED E 3 5 mm unbalanced stereo input jack B Amplifier power supply connector F Level Bass and Treble potentiometers C Captive screw balanced or unbalanced audio input connector G Remote volume control connector D RCA unbalanced stereo input connectors H Left speaker output receptacle A Power LED The LED li...

Page 42: ...nced or unbalanced audio input connector This 5 pole 3 5 mm captive screw receptacle accepts line level balanced or unbalanced mono or stereo audio signals See the ATTENTION and NOTE on page 11 for important information about connecting wires to captive screw connectors Balanced Stereo Input Tip Ring Tip Ring Sleeves L R Unbalanced Stereo Input Tip Sleeve Sleeve Tip L R Balanced Mono Input Tip Rin...

Page 43: ... potentiometers are used to optimize input level bass and treble settings G Remote volume control connector This 3 pin captive screw port allows an audio controller to control volume and mute levels remotely see Wiring for Remote Control on page 36 V C G 10V 50mA REMOTE Figure 52 Remote Volume Control H Left Speaker output receptacle to the left speaker This 2 pole 5 mm screw lock captive screw re...

Page 44: ... 10V 50mA REMOTE Ground Pin 3 Volume Pot 10k ohms 2k ohms Vol Mute Pin 2 10 V Pin 1 Mute Switch Figure 54 Remote Control Connector Pin 1 is for 10 VDC reference voltage output Pin 2 C has two functions Volume control it can be used as a variable voltage input between 0 and 10 VDC with 0 V giving full attenuation and 10 V giving maximum volume Mute it can be used for remote control muting Sound is ...

Page 45: ...screw RCA and TRS inputs are buffered Internal Adjustments This section describes how to set the level bass and treble potentiometers on the SB 33 A located on the panel inside the right speaker module LEVEL BASS TREBLE Figure 56 Level Bass and Treble Knobs located inside right speaker module Setting Input Level Adjust the amplifier input level as follows 1 Unplug the Remote plug from the unit 2 S...

Page 46: ...w 2 Use the Treble potentiometer to increase or decrease the treble shelving 10 dB at 10 kHz and above NOTE Turning the Bass or Treble potentiometers counterclockwise decreases the output at the specified frequencies Turning the potentiometers clockwise increases the output When the potentiometer is in the center flat response is achieved SB 33 A Series Operation 38 ...

Page 47: ...r down timer However this should be done as a last resort Examples of when defeating the auto power down circuit might be required include If the amplifier is used in a paging system When the amplifier has already powered down the first syllable might be cut off as the amplifier wakes up from standby mode If the input signal is so quiet that the level remains below the input signal detection thres...

Page 48: ...s that attach the right speaker enclosure to the wall plate and remove it 6 Disconnect the speaker wire from the amplifier side figure 57 1 that goes to the right speaker 7 Remove the four screws that attach the amplifier to the right speaker enclosure 2 8 Remove the amplifier from the right speaker enclosure 3 9 Remove the five screws that secure the top cover of the amplifier there are two screw...

Page 49: ...2 Figure 59 Removing the R42 Resistor 12 Remove the resistor using a pair of diagonal cutters to clip the wires attaching it to the circuit board 13 Re attach the top cover with the five screws that were removed in step 9 14 Re attach the amplifier to the right speaker enclosure using the four screws that were removed in step 7 15 Re attach the speaker cable from the right speaker 16 Re attach the...

Page 50: ...nal is present raise the level of the source signal Green No output signal The amplifier may be in mute mode Check the Remote port Green or Amber Slow to exit standby mode when a signal is present The input signal may be too weak Raise the level of the source signal Amplifier Enters Standby Mode Too Early Power LED Color Problem Description Problem Solution Green or Amber Enters standby mode early...

Page 51: ...improper handling care electrical or mechanical abuse abnormal operating conditions or if modifications were made to the product that were not authorized by Extron NOTE If a product is defective please call Extron and ask for an Application Engineer to receive an RA Return Authorization number This will begin the repair process USA 714 491 1500 or 800 633 9876 Asia 65 6383 4400 Europe 31 33 453 40...

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