Sonance 275X3 SE Stereo Amplifier User Manual
Contents
1. 000 ane TIMING H PLIFIER MODULAR PLUG IN BAY Jed Protection Against Fire Hazard Use Only Same Type And Rating ver Supply Betore Changing Fuse Do Not Expose This Unit To Rain Servicable Parts Inside See Operating Manual Before Using vitor toute possblt2 d incendie n uiliser que le m me type de 1 avant de changer les fusibles Ne exposer cet appareil NRA SN pas ouvtrleappare Lire attentivement la notice avant utiisation AUTO ON CONTROL sonam MODULE 2 i BBE 2 28 SONANCE D PONS MO E M 275 SE SMART AMPLIFIER TECHNOLOGY a 120V 300W ET INPUT azea OUTPUT LZ Bee 1 soost va SMART AMPLIFIER MODULAR PLUG IN BAY 8 ON piso Caution For Continued Protection Against Fire Hazard Use Only Same Type And Rating 4 Mise en garde Afin d viter toute possibilt incendie n user que le m me type de 2 fusibles DZbrancher_Isappareil avant de changer les fusibles Ne exposer cet appareil SN2. BELOW TOWARDS 35 RIBBON 2 CONNECTOR Te 9 BBE SAT MODULE CIRCUIT BOARD HI PASS FILTER ON FACTORY DEFAULT ee ee at a ey ee ees OFF ON S oo W102 l i a 1 1 1 up ATER C107 U105 C108 Jumper Sleeve Sleeve HI PASS FILTER OFF EEE E ee ee I OFF PON ST ON w2 i 8 l HP FILTER 1 THP FILTER Z C107 0105 C108 BBE SAT Module Connections Systems With No External Control Capability Figure 5 1 Connect the BBE module s Input jacks to the stereo line level source If you re operating the 275 SE in the bridged mode use the R input only 2 Connect the amplifier s speaker outputs to the speakers 3 If you wish to feed the source s signal to additional amplifiers connect them to the BBE module s Output jacks Note The signal sent through the module s Output jacks is not BBE processed Systems With External Control Capability Figure 6 The BBE sound enhancement process can be activated and the amount of BBE processing changed by an external control voltage This allows an audio system with two different sources to employ BBE processing for only one source or to employ different amounts of BBE processing for the different sources Figure 6 shows a system with two sources such as would be used in a doctor s office a CD player playing uncompress
3. C OFF ON 10 INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Figure 12 Sonamp 275 SE Providing an Output Voltage to Control a Lava Lamp INPUT SOURCE FIXED TAPE OUTPUT LEFT RIGHT save AUTO soname MODULE 3 250v SMART AMPLIFIER TECHNOLOGY a L BBE el OM SONANCE Saas BRIDGED 228 be 8 B R SONAMP 275 SE 0 go TANG SMART AMPLIFIER TECHNOLOGY Su ET INPUT OUTPUT 1 L soos veL 1 SMART AMPLIFIER MODULAR PLUG IN BAY ey R X r F S S INPUT OUTPUT tection Against Fire Hazard Use Same Rating AG CAUTION ob Hil le pas ouvr Lire atter rent la notice avant ut tion 5 24V AC DC 9267 2 SEC DELAY LEFT RIGHT SPEAKER SPEAKER 12VDC LAVA LAMP AC OUTLET 11 LIMITED FIVE 5 YEAR WARRANTY Sonance warrants to the first end user purchaser that this Sonance brand product Product when purchased from an authorized Sonance Dealer Distributor will be free from defective workmanship and materials for the period stated below Sonance will at its option and expense during the warranty period either
4. 1 10 Input signal is connected via the R and L RCA Input jacks Make sure these are consistent with the R and L outputs from your preamplifier or source device Output Connections Figure 1 10 The BBE SAT module included with the 275 SE 275X3 SE includes buffered Rand L RCA output jacks These can link additional power amplifiers to a single source component without using messy Y cord adaptors Note The buffered output signal is not BBE processed Speaker Connectors Figure 1 16 The speaker connectors on the Sonamp 275 SE 275X3 SE are hex style 5 way binding posts They can accept wire terminated in spade lugs pins single and double banana connectors as well as bare wire Caution Do not over tighten when using a hex nut driver or socket Making Speaker Connections Stereo Operation Figure 2 All four connections are required for stereo operation negative signal paths can NOT be combined Minimum total impedance is 2 66 ohms three pairs of 8 ohm speakers It is important to observe correct speaker polarity when using this amplifier in the stereo mode One side of the speaker lead will have some sort of mark either printing a raised ridge on the insulation or different color of conduc tor This permits you to know which wire you had connected to the and which to the speaker terminal so you can do exactly the same at the power amplifier terminals If polarity of one speaker is reversed the speakers
5. Adjustment Figure 1 8 This control is conveniently placed on the front panel between the left and right Input Level controls It is pre set at its mid rotation setting which works for most applications If the source equipment s output level is low rotate the Auto On Sensitivity control clockwise so the Auto On circuitry will respond at the lower level If the source equipment s output has some low residual noise rotating the Auto On Sensitivity control counterclockwise will raise the Auto On trigger level above the noise level so it responds only to the signal level Clipping LEDs Figure 1 6 and Protection Circuits The 275 SE 275X3 SE have independent L and R Clipping LEDs that alert you when the amplifier s normal operation has been exceeded If the Clipping LEDs are constantly illuminated a short circuit is most likely present The speaker relay will disconnect when a DC offset condition is detected thus preventing damaged voice coils The 275 SE 273X3 SE employ active limiting protection circuits When an over current condition is realized the amplifier will actively limit the amount of power delivered to the speaker connectors No longer will annoying relay clicking get in the way of listening to an audio program Note It is always a good idea to turn off the power switch while you are trouble shooting for shorted connections or faults with source components INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO
6. POWER AMPLIFIER CONNECTIONS AND OPERATION Figure 3 BBE SAT Module Controls and Indicators sonam BBE MODULE BBE SMART AMPLIFIER TECHNOLOGY EXT CTRL EXT CTRL 5 24V AC DC 5 24V AC DC O 6dB ext 9dB H L_ BBE ON OFF l BOOST LEVEL 1 2 3 4 5 1 Status LEDs Illuminate to show if the BBE process is ON and how much processing 6dB or 9dB is being applied 2 BBE ON OFF switch In the OFF FXT position BBE processing is bypassed in the ON position BBE processing is applied When this switch is in the OFF ExT position BBE processing can be automatically activated when an external control voltage is applied to the BBE ON OFF EXT CTRL connector 3 BBE ON OFF EXT CTRL connector When a control voltage appears at this connection and the BBE ON OFF switch is in the OFF ExT position BBE processing is automatically activated The connection accepts AC or DC control voltages between 5V and 24V 4 BOOST LEVEL 6dB ext 9dB switch Sets the amount of BBE processing being applied to either 6dB or 9dB When this switch is in the 6dB EXT position the amount of BBE pro cessing being applied can be automatically changed to 9dB when an external control voltage is applied to the BOOST LEVEL EXT CTRL con nector 5 BOOST LEVEL EXT CTRL connector When a control voltage appears at this connection and the BOOST LEVEL switch is in the 6dB ExT position the amount of BBE proces
7. front panel Input Level controls are recessed for adjustment by screw driver only This prevents accidental tampering with levels The Level controls are factory set to a nominal level safe for connecting a CD player output directly to the amplifier s line inputs This would be the case in a receiver Tape Out multiple autoformer type volume control installation Plug and Play For systems that incorporate in wall volume controls Use the Input Level controls to achieve the maximum desired listening level Use the amplifier s Overload LEDs FIgure 1 6 to assist when adjusting levels to the desired maximum Set the input level controls to just below the LED s flash point This practice helps to prevent autoformer saturation distortion or burnout of the in wall volume control while also improving audio resolution For systems that do not incorporate in wall volume controls Use the Input Level controls to limit maximum safe gain to protect speakers or to optimize the signal to noise ratios between the source components and amplifier Many output level controls on source components are overly sensitive near their minimum position by reducing the amplifier s Input Level control set tings you compel the source component s volume control to operate in its more uniform adjustment range You can also use the amplifier s Input Level controls to adjust left right channel balance for off center listening positions Auto On Sensitivity
8. per channel If you are in doubt consult your Sonance dealer custom installer or Sonance Technical Service To calculate impedance use the following equation 4 2 21 11 1 Cc D Figure 2 NORMAL STEREO Proper Speaker orn Yo Connections NORMAL BRIDGED aya ge OS LEFT SPEAKER RIGHT SPEAKER BRIDGED 275 sE a BRIDGED 22 gt MONO SPEAKER OPERATING THE 275 SE 275X3 SE Operating Tip The Sonamp 275 SE and 275X3 SE have an ingenious and very sophisticated auto turn on off circuit Please read these instructions completely so you do not get frustrated trying to operate them for the first time Power Switch Figure 1 1 Press once to the in position to turn the amplifier on Press again to the out position to turn the amp off Leave the Power Switch in the in position when using either of the the Auto On Modes see below Auto On Modes The Auto On switch located on the rear panel Figure 1 18 selects between On audio trigger mode External Volt control voltage activation mode and Bypass activated only by the Power Switch Audio Trigger Mode Auto On Switch ON Position When the Auto On switch is set to the ON left hand position any audio signal arriving at the amplifier s input connectors will trigger the automatic turn on circuitry to activate the ampli
9. D s 13 BBE ON OFF EXTERNAL 18 AUTO ON SWITCH 23 POWER CORD CONNECTION 7 INPUT LEVEL CONTROLS CONTROL CONNECTION 275X3 SE Front 5 6 5 6 S S 4 N CLIPPING SONAMP 275X3 SE SIGNAL SONANCE e POWER STIVE C ON 24 R ES ES ES BBEWODULE raw Pz 275X3 SE REAR 1 SONANCE L SNART Ame rier E aNoLoGY GROUND RN 5 275 3 SE uy R a SMART AMPLIFIER TECHNOLOGY 50 INPUT axo OUTPUT OUTPUT 1 NANCE SAN CLEMENTE 82872 9 19 21 23 SMART AMPLIFIER MODULAR PLUG IN BAY 0 Caution For Continued Protection Against Fire Hazard Use Only Same Type And Rating Fuses Disconnect Power Supply Before Changing Fuse Do Not Expose This Unit To Rain Or Moisture No User Servicable Parts Inside See Operating Manual Before Using Mise en garde Afin d Zviter toute possibilitZ d incendie n utiliser que le m me type de fusibles D brancher appareil avant de changer les fusibles Ne pas exposer cet appareil Teau ou l humidit2 Ne pas ouvrirlwappareil Lire attentivement la notice avant utilisation AVIS RISQUE DE ELECTRIQUE NE PAS OUVRIR INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Input Connections Figure
10. E 275X3 SE Warranty Period for this Product Five 5 years from the date on the original sales receipt or invoice or other satisfactory proof of purchase Additional Limitations and Exclusions from Warranty Coverage The warranty described above is non transferable applies only to the initial installation of the Product does not include installation of any repaired or replaced Product does not include damage to allied or associated equipment which may result for any reason from use with this Product and does not include labor or parts caused by accident disaster negligence improper installation misuse e g overdriving the amplifier or speaker excessive heat or cold or humidity outdoor installation or from service or repair which has not been authorized by Sonance Obtaining Authorized Service To qualify for the warranty you must contact your authorized Sonance Dealer Installer or call Sonance Customer Service at 800 582 0772 within the warranty period must obtain a return merchandise number RMA and must deliver the Product to Sonance shipping prepaid during the warranty period together with the original sales receipt or invoice or other satisfactory proof of purchase SONANCE 2008 Sonance All rights reserved Sonance Sonamp Smart Amplifier Technology and iPort are trademarks or registered trademarks of Dana Innovations Inc BBE and its designs are the registered trademarks of BBE Sound Inc iPod is a registered t
11. INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER IMPORTANT SAFETY INSTRUCTIONS CAUTION Read all of these instructions before you operate and save instructions for later use 1 Read Instructions All these safety and operating instructions should be read before the amplifier is operated 2 Retain Instructions These safety and operating instructions should be retained for future reference 3 Heed Warnings All warnings on the amplifier and in the operating instructions should be adhered to 4 Follow Instructions All operating and use instructions should be followed 5 Water and Moisture The amplifier should not be used near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool and the like 6 Carts and Stands The amplifier should be used only with a cart or stand that is recommended by the manufacturer amplifier and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the amplifier and cart combination to overturn 7 Caution To prevent electric shock do not use the amplifier s polarized plug with an extension cord receptacle or other outlets unless the blades can be fully inserted to prevent blade exposure 8 Ventilation The amplifier should be situated so that its location or position does not interfere with its proper ventilation For exam
12. LED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPLIANCE WARNING MOVE WITH CARE INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER INTRODUCTION Thank you for purchasing the Sonamp 275 SE 275X3 SE These amps incorporate Sonance s exclusive SAT Smart Amp Technology module that allows you to customize the amplifier to the installation by simply removing two screws on the back panel and inserting the desired module The 275 SE 275X3 SE Sound Enhancement amplifiers include a factory installed BBE Sound Enhancement SAT module The BBE process improves presence and detail of speakers especially at lower listening volumes This makes it particularly effective at improving the sound quality of distributed audio systems playing background music BBE restores clarity and definition or focus to spoken voices making paging systems easier to understand with out having to run them at high volumes The BBE process is so effective that it can even compensate for inferior sound from poor quality source material or compressed sources like MP3 etc In addition to manual control the BBE effect can also be triggered on off and the effect amount changed 6dB or 9dB by an external control voltage The 275 SE 275X3 SE also includes these important features e Recessed power switch that prevents accidental turn off e Tamper resistant recessed input level and auto on sensitivity controls e Auto on di
13. NG SONAMP 275 SE SIGNAL SONANCE 275 SE REAR SONANCE SONAMP 275 SE SOUND ENHANCED g 8 OFF ON OFF B005T LEVEL 1 SMART AMPLIFIER MODULAR PLUG IN BAY Caution For Continued Protection Against Fire Hazard Use Only Same Type And Rating Fuses Disconnect Power Supply Before Changing Fuse Do Not Expose This Unit To Rain ou Moisture No User Servicable Parts Inside See Operating Manual Before Using j Mise en garde Afin d Zviter toute possibilitZ d incendie n utiliser que le m me type de e lus fusibles D brancher appareil avant de changer les fusibles Ne pas exposer cet appareil A sy eau ou IshumiditZ Ne pas ouvrir lxappareil Lire attentivement la notice avant utilisation SAV ACO UNDG SAN CLEMENTE CA 52872 5 TT 19 21 23 1 POWER SWITCH 8 AUTO ON SENSITIVITY ADJUSTMENT 14 BBE EFFECT LEVEL SWITCH 19 AUTO ON CONTROL VOLTAGE 2 ACTIVE L E D 9 AMPLIFIER BRIDGE SWITCH 15 BBE EFFECT LEVEL EXTERNAL INPUT CONNECTION 3 AC ON L E D 275 SE ONLY CONTROL CONNECTION 20 GROUND LIFT SWITCH 4 SPEAKER SELECTORS 10 RCA INPUT OUTPUT JACKS 16 SPEAKER CONNECTORS 21 CONTROL VOLTAGE OUTPUT 275 X3 SE ONLY 11 BBE STATUS LEDs 17 AUTO ON TIMING DELAY CONNECTION 5 SIGNAL L E D s 12 BBE ON OFF SWITCH DIP SWITCHES 22 FUSE 6 CLIPPING L E
14. about 1 75 minutes and then extinguish This is a normal reaction of the Auto On circuitry the very first time it receives power Thereafter the 275 SE 275X3 SE are ready for automatic operation In the Auto On mode the Active LED illuminates at the presence of an audio signal to the input jacks When the Auto On feature is defeated the Active LED functions as a normal on off power indicator Note Whenever AC power to the 275 SE 275X3 SE has been interrupted the Active LED will illuminate for about 1 75 minutes when the power is first restored AC On LED Figure 1 3 This LED indicates that the AC power cord is plugged into a live AC outlet If the amplifier s main AC fuse ever opens this LED will extinguish This LED must remain ON at all times for the amplifier s Auto On features to operate The amplifier s Power switch Figure 1 1 has no effect on the AC On LED Speaker Switch 275X3 SE only Figure 1 4 The Sonamp 275X3 SE has three pairs of speaker outputs Each pair may be selected individually by one of the three front panel push button switches The low impedance capability of the 275X3 SE allows connection of up to 3 pairs of 8 ohm speakers directly to the amplifier s output stage The amplifier does not depend on an acoustically inferior series connection for safe operation This eliminates any interactions between speaker systems in wall volume controls etc Input Level Controls Figure 1 7 The
15. ary for full power operation A C On LED Figure 1 3 This LED indicates that the AC power line cord is plugged into a live AC out let If the main AC line fuse ever opens this LED will go out To use the Auto On feature this LED must remain on at all times The Power switch has no effect on this LED AC Fuse Figure 1 22 This will blow to protect the unit from possible internal parts failure NEVER replace the fuse with any size other than that indicated on the rear panel to avoid more serious damage Substitution of a larger fuse may create serious damage to internal parts and will void your Sonance warranty CAUTION For continued protection against fire replace the fuse with only the same type and rating Ground Lift Switch Figure 1 20 The Sonamp 275 SE 275X3 SE feature a ground lift switch to eliminate hum caused by ground loops This is often set up by the chassis making contact in a rack system This eliminates the need to insulate the rack mount faceplates with nylon washers MAKING CONNECTIONS Before making any signal or speaker connections make sure the amplifier s power is turned OFF and its power cord is unplugged When making connections make sure there is no strain or tension on input leads or speaker wires that could cause them to pull loose later on INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Figure 1 Front and Rear Panels 275 SE Front CLIPPI
16. ce 2 Gently pull the module out of the SAT module bay 3 Flip the tabs on the ends of the ribbon connector socket outward to release it and disconnect the cable Note the alignment of the connector 4 Select the desired position of any jumpers on the new SAT module ie high pass filter 5 Re connect the ribbon cable to the ribbon cable connector on the new SAT module so that it clicks into place Make sure the connector is aligned properly 6 Slide the SAT module into the SAT module bay 7 Replace the two mounting screws The following paragraphs explain how each SAT module can be used with the Sonamp 275 SE 275X3 SE Currently available SAT modules the LR1 and sold separately The BBE SAT module is also available separately for use with other Sonamp models that have SAT module bays Contact your Sonance Authorized installer or dealer for more information on these or other SAT module options Figure 8 LR1 SAT Module SONAMP SMART AMPLIFIER TECHNOLOGY L SH LR1 MODULE UNBALANCED OUTPUT a EH LR1 Module Figure 8 The LR1 Balanced Line Receiver module features a circuit that cancels out noise on long audio runs typically greater than thirty feet This module has an input impedance of 12k ohms and is perfectly matched with the Sonance LS1 Balanced Line Sender sold separately This increases installa tion options allowing the amplifier to be placed some d
17. d Bypass Mode Auto On Switch Bypass position When the auto On switch is set to the BYPASS right hand position the Auto On circuit is bypassed In this mode the amplifier is active any time the Wow front panel Power switch is in the in position Auto On Delay Time Switches Figure 1 17 The Auto On Delay Time Switches allow you to set Auto On turn on delay times ranging from less than 1 second up to 12 seconds see the table to the right as well as Figure 3 and Figure 11 When more than one Sonamp is being used the Delay Time settings can be staggered to allow the amps to turn on at different times This avoids DELAY SWITCHES 2 6 8 X lt 1 SECOND DELAY taxing AC power linesbeyond O 1 SECOND DELAY the capability of the circuit x 2 5ECOND DELAY breaker s O 3 SECOND DELAY x O 4SECOND DELAY X X 5 SECOND DELAY Voltage Output oa x 6 SECOND DELAY a O 8 SECOND DELAY Connector Figure 1 21 o o cn The 275 SE and 275X3 SE fea ture a removable Voltage Output connector that provides 12V DC to control other devices such as Sonance A V Automation Products 12V relays or other Sonamps See Figure 4 The current draw on the connection should not exceed 200mA Active LED Figure 1 2 This LED shows the amplifier s operational activity The first time AC power is applied to the amplifier the Active LED will illuminate for
18. ed audio that doesn t require BBE processing and an iPort with an iPod playing compressed audio files that could benefit from BBE enhancement Both sources are connected to a Sonance AL Line Level Switcher that automatically switches to the iPod con nections whenever it senses an audio signal from the iPod Whenever AL1 selects the iPod input it also sends a 12V control voltage to the BBE module s BBE ON OFF EXT CTRL connector which activates the BBE processing INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Figure 5 BBE Module Connections in a System with No External Control Capability Line Level Stereo Source Component CD player satellite radio tuner etc LINE OUT Buffered output signal is not BBE processed DO g Optional Second Zone Amplifier and Speakers Sonamp with BBE SAT Module Figure 6 BBE Module Connections in a System with External Control Capability When the iPod is played the BBE processing will automatically be engaged by the AL1 control voltage trigger iPort ith meura AL1 iPod Automatic iPort Source Selector Wallplate AL1 12VDC Control Output Cat5 Wire A trigger voltage can also be genera
19. fier for operation The Active LED on the front panel Figure 1 2 illuminates when the amplifier is operational The sensitivity of the Auto On circuit can be increased or decreased by adjusting the level control on the front panel Figure 1 8 The amplifier will remain on for approximately 3 minutes after the audio signal has ceased This provides ample time to prevent erratic operation from pauses between musical passages or while changing sources The Audio Trigger feature frees you from having to place the amplifier in a rack with the other components Here are a few installation possibilities e Local room system coupled with a multi CD changer e Surround sound rear or side channels e Multi room multi source control systems e Use the Audio Trigger Mode with the delay settings to control a 16 zone system with 4 amplifiers See Figure 11 on page 10 e Or even an amplifier controlled lava lamp See Figure 12 on page 11 INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER External Voltage Mode Auto On Switch External Volt Position The 275 SE 275X3 SE also feature a removable voltage input connector to connect other electronics with voltage control outputs When the Auto On switch is set to the Voltage Trigger center position the voltage trigger mon itors the voltage input connector Figure 1 19 and turns the amplifier ON when a voltage either AC or DC between 5V and 24 is detecte
20. ions 500 watts 625VA Heat Output RECEIVER BTU HR 8 ohms 164 classical 232 rock BTU HR 4 ohms 294 classical 418 rock BTU HR 2 7 ohms 382 classical 542 rock VARIABLE OUTPUT um nar Dimensions W x H x D 34 7 1634 3 15 425mm 98mm x 387mm 19 310 x 1514 483mm 89mm x 387mm Dimensions w Rack Ears W x H x D Rack Space Requirement 2U Shipping Weight 24 Ibs 10 9 kg QPAD SPEAKERS Listed INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Figure 11 Four 275 SE Amplifiers INPUT SOURCE Powering Sixteen Zones Using Staggered Turn On Se FIXED a TAPE CO 2 SEC A DELAY AUTO ON CONTROL pans sonawe MODULE ART AMPLIFIER TECHNOLOGY SONANCE SONAMP 275 SE M a SMART AMPLIFIER TECHNOLOGY 120V 800W 1 noost ieva PLIFIER MODULAR PLUG IN BAY Jed Protection Against Fire Hazard Use Only Same Type And Rating wer Supply Before Changing Fuse Do Not Expose This Unit To Rain Servicable Parts inside See Operating Manual Before Using CAUTION viter toute p
21. istance from the rest of the audio system The LR1 Module provides unbalanced unity gain stereo output jacks to feed signal to other amplifiers or other system components 120V 60Hz 800V 1 B o zm B iser que le m me type de le pas exposer cet appareil t la notice avant utilisation 5 24V AC DC SONANCE SAN CLEMENTE CA INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER Figure 9 AL1 SAT Module AL1 MODULE SMART AMPLIFIER TECHNOLOGY CONTROL D TO R R O O TRIGGER BTOA SENS DELAY INPUT A INPUT B OUTPUT DEFAULT SENSING AL1 Module Figures 9 amp 10 The AL1 Automatic Line Level Switcher module has a default input as well as a sensing input When signal is detected at the sensing input that signal is fed to the amplifier as well as its output jacks At the same time a 12V DC control signal is present on the removable screw connector The sensing input has a sensitivity control as well as a delay adjustment which controls the time the module waits after the signal at the sensing jack subsides before switching back to the default input Figure 10 shows a 275 SE amplifier with the AL1 module in a restaurant installation The module s default input is connected to the house restaurant audio and the sensing input monitors the paging microphone The output is feeding a second 275 SE that has the factory in
22. l amplifiers connect them to the BBE module s Output jacks The signal through the jacks is not BBE processed If the additional amplifiers are equipped with BBE module run parallel con trol voltage connections to the other BBE modules REPLACING THE BBE SAT MODULE Figure 7 The 275 SE 275X3 SE Smart Amplifier Technology module bay allows future upgadability greatly increasing the life span of the amplifier and making it compatible with new protocols A new module can be easily swapped for the included BBE SAT module Refer to the following steps and Figure 7 for SAT Module removal and installation IMPORTANT Make sure the amplifier s Power switch is Off and its power cord is disconnected before removing the SAT module Figure 7 SAT Module Removal and Installation FEMART AMPLIFIER MODULAR PLUG IN BAY aution For Continued Protection Against Fire Hazard Use Only S And Rating Fuses Disconnect Power Supply Before Changing Fuse Do Not Fpose This Unit To Rain Or Moisture No User Servicable Parts Inside See Operating Before Using Mise en garde Afin d Zviter toute possibilitZ d incendie fusibles DZbrancher_I appareil avant de changer les fusit l eau ou I humiditZ Ne pas ouvrir l appareil Lire atte soname MODULE SMART AMPLIFIER TECHNOLOGY 1 Unscrew and save the two screws holding the BBE SAT module in pla
23. lified service personnel when a The power supply cord or the plug has been damaged or b Objects have fallen or liquid has been spilled into the amplifier or c The amplifier has been exposed to rain or d The amplifier does not appear to operate normally or exhibits a marked change in performance or e The amplifier has been dropped or the enclosure damaged a SONANCE 17 Servicing The user should not attempt to service the amplifier beyond that described in the operating instructions All other servicing should be referred to qualified service personnel CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO AUTHORIZED SERVICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions literature accompanying the appliance WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE THE APPLIANCE SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING NO OBJECTS FIL
24. light and away from windows that could let in rain The amplifier should be placed away from heat sources such as hot air ducts or radiators Do not place the amplifier directly on carpet that could interfere with airflow into its bottom vent openings If you place your amplifier on the floor near your speakers elevate it up off the carpet If you stack your components it is better to place the amplifier above or alongside your other components When driven hard the amplifier creates significant heat and can affect components stacked on top of it If you place the amplifier inside a cabinet allow ample ventilation and at least 2 clearance on top and both sides Very sensitive low level sources might pick up some hum radiated from the amplifier s power supply POWERING THE AMPLIFIER AC Line Cord The Sonamp 275 SE 275X3 SE feature a removable IEC power cord to allow for easy installation Plug the female end of the power cord into the connector on the rear panel Figure 1 23 and plug the male end into a grounded wall socket DO NOT plug the power cord into an AC outlet on your preamplifier receiver CAUTION TO PREVENT ELECTRIC SHOCK DO NOT DEFEAT THE THIRD PRONG OF THE POWER CORD PLUG ATTENTION AFIN D EVITER TOUT RISQUE D ELECTROCUTION NEPAS ENLEVER LA 3EME FICHE DE LA PRISEELECTRIQUE Use only a heavy duty extension cord if required to avoid starving the amplifier of all the current necess
25. ossbilt2 incendie n uiliser que le m me type de avant de changer les fusibies Ne pas exposer cet appareil SN e RROD Ne pas ouvrir lapparei Lire attentivement la notice avant utiisation CONTROL AUTO ON a sonawr MODULE Ss z SONANCE L OFF ex aca EA on 648 120V 60Hz 800W 275 SE lt SMART AMPLIFIER TECHNOLOGY ana d PLIFIER MODULAR PLUG IN BAY 8 ON Protection Against Firo Hazard Use Only Same Type And Rating 6 Tim Fused Supply Before Changing Fuse Do Not Expose Tris Unit Rain CAUTION orm Servicabe Pars Inside See Operating Manual Before Using 4 Mise Zor tout possibili a incendie utiiser que le m me type de 2 A I apparel change les fuses Ne pas exposer cet apparel sN teau d Ne pas ouvrir Lire attentvement a notice avant utlisation SONNE ENE mo a e aL AUTO ON CONTROL sonam MODULE 25 gt SMART AMPLIFIER TECHNOLOGY 3 BE 280 Sag 5 275 SE iHa
26. p switch for turn on delay 2 4 6 8 12 seconds e Defeatable high pass filter to protect in wall volume controls e Bridge mono switch not available 275X3 SE e Ground lift switch e High current amplifier topology that can operate at 2 66 ohms e Defeatable auto on signal sensing e Active current limit short circuit and speaker protection Signal preset LEDs Protect Clipping LEDs for easy level setup e Auto resetting thermal protection shutoff e Inrush current limiting circuit This manual applies to the 275 SE 273X3 SE and their rack mount versions Except where noted the installation connection and use instructions are identical for all models BOX CONTENTS Your Sonamp 275 SE 275X3 SE box should contain the following items 1 Sonamp 275 SE or 275X3 SE amplifier 1 IEC Power cord Note A power cord is not included with 230V models 1 Rack mount hardware package RMF versions only 1 Speaker zone label sheet 275X3 SE only UNPACKING Save the carton and the styrofoam inserts for future safe transport in case you move or the amplifier ever requires shipping for repair Note it is best if you place it into an additional outer overcarton before shipment to minimize a chance of theft in shipment Before you proceed find the serial number which is located on the rear panel of the amplifier and note it here for future reference S N PLACING THE AMPLIFIER Keep the amplifier out of direct sun
27. ple the amplifier should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or be placed in a built in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings 9 Heat The amplifier should be situated away from heat sources such as radiators heat registers stoves or other appliances including other amplifiers that produce heat 10 Power Sources The amplifier should be connected to a power supply only of the type described in the operating instructions or as marked on the amplifier 11 Grounding or Polarization Precautions should be taken so that the grounding or polarization means of the amplifier is not defeated 12 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the amplifier 13 Cleaning The amplifier should be cleaned only as recommended by the manufacturer 14 Non Use Periods The power cord of the amplifier should be unplugged from the outlet when left unused for a long period of time 15 Object and Liquid Entry Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings 16 Damage Requiring Service The amplifier should be serviced by qua
28. rademark of Apple Inc Sonance 212 Avenida Fabricante San Clemente CA 92672 7531 USA 800 582 7777 949 492 7777 FAX 949 361 5151 Technical Support 800 582 0772 www sonance com 33 3852 110608cFinal
29. repair the defect or replace the Product with a new or remanufactured Product or a reasonable equivalent EXCLUSIONS TO THE EXTENT PERMITTED BY LAW THE WARRANTY SET FORTH ABOVE IS IN LIEU OF AND EXCLUSIVE ALL OTHER WARRANTIES EXPRESS OR IMPLIED AND IS THE SOLE AND EXCLUSIVE WARRANTY PROVIDED BY SONANCE ALL OTHER EXPRESS AND IMPLIED WARRANTIES INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY IMPLIED WARRANTY OF FITNESS FOR USE AND IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE ARE SPECIFICALLY EXCLUDED No one is authorized to make or modify any warranties on behalf of Sonance The warranty stated above is the sole and exclusive remedy and Sonance s performance shall constitute full and final satisfaction of all obligations liabilities and claims with respect to the Product IN ANY EVENT SONANCE SHALL NOT BE LIABLE FOR CONSEQUENTIAL INCIDENTAL ECONOMIC PROPERTY BODILY INJURY OR PERSONAL INJURY DAMAGES ARISING FROM THE PRODUCT ANY BREACH OF THIS WARRANTY OR OTHERWISE This warranty statement gives you specific legal rights and you may have other rights which vary from state to state Some states do not allow the exclusion of implied warranties or limitations of remedies so the above exclusions and limitations may not apply If your state does not allow disclaimer of implied warranties the duration of such implied warranties is limited to period of Sonance s express warranty Your Product Model and Description 275 S
30. sing being applied is automatically changed to 9dB The connection accepts AC or DC control voltages between 5V and 24V High Pass Filter Settings Figure 4 The 275 SE and 275X3 SE have high pass filters located on the BBE SAT Module circuit board The filter settings are determined by the positions of a pair of shorting sleeves on jumper pins IMPORTANT The high pass filter jumpers are set at the factory in the high pass filter ON position Sonance HIGHLY RECOMMENDS that these jumpers remain in the ON position if the amplifier will be used in a system that includes in wall volume controls for the speakers The amplifier s high pass filters reduce infrasonic energy and help protect autoformer based volume controls from saturation and overload To bypass the high pass filters set the jumpers to the OFF position 1 The jumper pins are located in the marked area of the BBE SAT module circuit board as shown in the upper portion of Figure 4 2 As shown in the lower portion of Figure 4 remove the shorting sleeves from their factory set ON position on the jumper pins and replace them in the OFF positions Make sure you insert the shorting sleeves all the way onto the jumper pins Figure 4 BBE SAT Module High Pass Filter Jumpers aang TOWARDS lt INPUT OUTPUT T E D 5 Bs 7 DETAILED
31. stalled BBE module Figure10 Restaurant Bar System Using One Sonamp 275 SE with an AL1 Module and Another 275 SE with the BBE Module MICROPHONE PREAMP a SPECIFICATIONS Rated Power 20Hz 20kHz RMS Bridged Power 20Hz 20kHz RMS Midband Power 1kHz at Clipping RMS Bridged Midband Power 1kHz RMS IHF Dynamic Power 20ms 1kHz Tone Burst per IHF RS 490 3 2 IHF Dynamic Headroom Total Harmonic Distortion 2 channel mode Total Harmonic Distortion Bridged mode I M Distortion SMPTE 4 1 8 ohms Signal to Noise Ratio Input Sensitivity Input Impedance Power Requirement 120V version Power Requirement 230V version 75 Watts per channel 8 ohms 125 Watts per channel 4 ohms 135 Watts per channel 2 7 ohms 250 Watts 8 ohms 275 SE only 114 Watts per channel 8 ohms 140 Watts per channel 4 ohms 168 Watts per channel 2 7 ohms 270 Watts 8 ohms 275 SE only 120 Watts per channel 8 ohms 194 Watts per channel 4 ohms 239 Watts per channel 2 7 ohms 1 75 dB 8 ohms 1 9 dB 4 ohms 2 5 dB 2 7 ohms 0 05 20Hz 20kHz 8 ohms 0 08 20Hz 20kHz 4 ohms 0 15 20Hz 20kHz 2 7 ohms 0 05 20Hz 20kHz 8 ohms 0 008 1 watt 0 015 75 watts 105dB below rated output A weighted 0 7 volts for rated output 75 watts 8 ohms 47k ohms Min 120 VAC 50 60Hz 230 VAC 50 60Hz Power Consumption all vers
32. ted by a control system such as a Crestron out cD Player L Sonamp with BBE SAT Module INSTRUCTION MANUAL SONAMP 275 SE 275X3 SE STEREO POWER AMPLIFIER When the ALI no longer detects an audio signal from the iPod it automatically switches to the CD player input and removes the 12V control voltage When the control voltage is removed the BBE module switches the BBE processing off The BBE module has a second control voltage input the BOOST LEVEL EXT CTRL connector that operates in the same way but changes the amount of BBE processing from 6dB to 9dB This connector can be employed when different amounts of BBE processing are desired for two different sources Note The BBE module s External Control inputs can also be triggered by voltage from a Crestron or similar control system 1 Connect the BBE module s Input jacks to the AL1 switcher s Outputs If you re operating the Sonamp in the bridged mode use the R input only 2 Connect the outputs of the two sources to the 115 A and B inputs Connect the source that you want BBE processed to the B inputs 3 Connect the 1 Control Output to the BBE modules BBE ON OFF EXT CTRL input Make sure that the module s BBE ON OFF switch is the OFF EXT position 4 Connect the Sonamp s speaker outputs to the speakers 5 If you wish to feed the AL1 s signal to additiona
33. will be out of phase from each other which will severely degrade sound quality Sonance recommends that red black white L and green L Most importantly adopt a color protocol and stick with it Making Speaker Connections Bridged Operation 275 SE only Figure 2 The 275 SE can operate in single channel bridged mode which increases the amplifier s power to 250 watts RMS twice its 4 ohm stereo rating Note When operating the amplifier in the bridged mode be sure the speakers are rated to handle the increased output power For bridged operation use only the two positive red speaker connectors and the right channel input connector Make sure that the Amplifier Bridge Switch Figure 1 9 is set to the correct position IMPORTANT Minimum impedance for bridged operation is 6 ohms Connecting Multiple Speakers The 275 SE and 275X3 SE are both capable of handling a minimum total impedance of 2 66 ohms without strain or distortion This means you can safely connect up to three pairs of high quality 8 ohm speakers we recom mend Sonance speakers of course You can connect the three sets of speak ers to the same set of speaker connection posts on the 275 SE or connect one set to each of the three sets of speaker connection posts on the 275X3 SE Caution If any of your speakers have a rated impedance of less than 8 ohms be sure that the total speaker impedance is not less than 2 66 ohms
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