Page 2 - DSAi Series Owner’s Manual; SAFETY PRECAUTIONS - READ THIS FIRST; S A F E T Y I N S T R U C T I O N S; I N S T R U C T I O N S R E L AT I V E S À L A S É C U R I T É; P R E C A U Z I O N I D I S I C U R E Z Z A - D A L E G G E R E P E R P R I M O; N O R M E D I S I C U R E Z Z A
DSAi Series Owner’s Manual Congratulations on the purchase of your new EAW loudspeaker. You now ownone of the finest professional audio products available - the result ofexceptional engineering and meticulous craftsmanship. Please read theseinstructions to get the maximum performance from your new l...
Page 3 - P R E C A U C I O N E S D E S E G U R I D A D - L E A E S T O P R I M E R O; I N S T R U C C I O N E S D E S E G U R I D A D; S I C H E R H E I T S H I N W E I S E - L E S E N S I E D I E S E N A B S C H N I T T Z U E R S T; S I C H E R H E I T S A N W E I S U N G E N; ii
ATTENZIONE: Il diffusore è completo di cavo d'alimentazione ac fornito indotazione. In base la voltaggio del modello di diffusore acquistato, il cavo è config-urato con il connettore ac più adeguato. Nel caso in cui il connettore non sia com-patibile con le prese di corrente adottate nell'area d'imp...
Page 4 - E C D E C L A R AT I O N O F C O N F O R M I T Y; Self-powered loudspeaker
E C D E C L A R AT I O N O F C O N F O R M I T Y Eastern Acoustic Works, as the manufacturer, hereby certifies that, in theirdelivered versions, Product Models: DSA230i and DSA250i Product Description: Self-powered loudspeaker comply with the provisions of the standards listed below. European Counci...
Page 5 - CONTENTS
CONTENTS Safety Precautions - Read This First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i EC Declaration of Conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . ...
Page 7 - C o n t e n t s
Chapter 1 Introduction The DSA250i full-range and DSA230i voice-only or low frequency system aresmall format, column-type loudspeaker systems with a user-variable verticalbeamwidth. The loudspeakers, known as modules herein, can be used as singly orcombined in multiples as clusters. The easy-to-use ...
Page 8 - R e t u r n i n g P r o d u c t s t o E AW; Chapter 3 Quick Start; Module refers to either a DSA230i or DSA250i loudspeaker.; D e s c r i p t i o n; Phoenix Contact terminal block plug; Figure 3.2 Audio Connector
2 . 3 R e t u r n i n g P r o d u c t s t o E AW If the loudspeaker must be returned to EAW, contact the EAW ServiceDepartment for a Return Authorization (See Chapter 7). Use the originalshipping carton and packing materials. If the shipping carton is lost ordamaged, contact EAW for a new carton, fo...
Page 9 - A C M A I N S S U P P LY; Figure 3.5 Connecting AC Mains
3 . 3 C o m p u t e r C o n t r o l C o n n e c t i o n NOTE: Set the EIA-485 Terminate Switch to “ON”. For multiplemodules, see Chapter 5. EIA-485: 2-conductor shielded audio cable/supplied Phoenix Contact terminal block plug 3 . 4 D a i s y C h a i n i n g A u d i o a n d C o m p u t e r S i g n a...
Page 10 - P h y s i c a l I n s t a l l a t i o n; O R I E N TAT I O N
3 . 6 P h y s i c a l I n s t a l l a t i o n 3 . 6 . 1 O R I E N TAT I O N 1. When installing the enclosure, there is a correct “top” and “bottom”. This cannot be assumed from the physical appearance. Instead, orientation depends on application and desired acoustical performance determined using DS...
Page 11 - S i g n a l P r o c e s s i n g; Chapter 4 Description; S y s t e m O v e r v i e w; D S A; Figure 3.7a DSAPilot Main
3 . 7 S i g n a l P r o c e s s i n g The vertical coverage is determined by programming the module’sdigital signal processing. Use DSAPilot to determine the desired coverage. DSAPilot calculates andoptimizes the signal processing required to achieve the desired results. High pass/low pass filters, ...
Page 12 - F e a t u r e s; A C O U S T I C A L
4 . 1 . 2 A C O U S T I C A L B E N E F I T S Each module can be electronically adjusted on-site to direct soundprimarily where needed. Unwanted sound reflections from roomsurfaces can be reduced, improving the direct to reverberant sound ratio.This, in turn, can significantly increase speech intell...
Page 17 - Chapter 5 Installation; . 1 A n a l o g A u d i o a n d E I A - 4 8 5 C o m p u t e r C o n t r o l; Basic electrical installation tasks include:; C A B L E R O U T I N G C O N S I D E R AT I O N S; Figure 5.1 Electrical Block Diagram
Chapter 5 Installation This chapter details the requirements for installation. Specific detailsmay require some variation depending on the particular situation.However, the basic requirements are the same in all cases. Module refers to either a DSA230i or DSA250i. Cluster refers to any ofthe permiss...
Page 19 - C o n n e c t i n p a r a l l e l t o t h e i n c o m i n g s i g n a l c a b l e s o n o n e m o d u l e; E I A - 4 8 5 T E R M I N AT E S W I T C H; Engaging the EIA-485 Terminate Switch on more; Crossover Cable Wir ing
2. Up to 2 ft / 0.6 m between adjacent side-by-side modules in a clusterUser-supplied Cat-5 crossover cable.Connect between unused Signal Link jacks (Neutrik EtherCon) onhorizontally adjacent ends of the modules. 5 . 1 . 5 DA I S Y C H A I N I N G C O M P U T E R A N D AU D I O S I G N A L S B E T W...
Page 20 - C o b r a N e t TM A u d i o a n d C o m p u t e r C o n t r o l; D E S C R I P T I O N
5 . 2 C o b r a N e t ™ A u d i o a n d C o m p u t e r C o n t r o l See Appendix 8.6 for details about multiple module wiring configurations. This section provides details about using the optional CobraNettechnology for distribution of audio and computer control signals. 5 . 2 . 1 D E S C R I P T ...
Page 21 - Manufacturers of converters include:; M O D U L E I N T E R FA C E; (See Installation Instructions with Card)
5 . 2 . 4 C A B L I N G A CAT-5 or better cable with RJ-45-compatible connectors is requiredfor each module. NOTE: Ethernet cable length is limited by specification to 328 ft /100 m. Longer runs are possible using network hubs or switches asrepeaters or by conversion to fiber optic cable. 5 . 2 . 5 ...
Page 22 - . 3 F a u l t D e t e c t - S u p e r v i s o r y M o n i t o r i n g; FAU LT D E T E C T R E L AY O P E R AT I O N; • Low Battery: The backup battery reports its status as low. This; . 3 . 2 FAU LT D E T E C T C O N N E C T I O N S; Maximum ac and dc relay contact rating:
5 . 3 F a u l t D e t e c t - S u p e r v i s o r y M o n i t o r i n g This section details how to remotely monitor the operating status of aDSAi module. This is done by connecting a monitoring circuit, betterknown in the trade as a supervisory circuit, to the FAULT DETECTForm C relay integral to e...
Page 23 - C I R C U I T S
5 . 3 . 3 S U P E RV I S O RY C I R C U I T S While there are a number of possible supervisory circuits, the normalmethod is to use the relay contacts to connect or disconnect power to anannunciator. This can be a light, audible alarm, computer interface, orother indicator. A light is used in the ex...
Page 24 - A C M a i n s P o w e r C o n n e c t i o n; WARNING: Read WARNING under SAFETY INSTRUCTIONS on Page 2.; A C M A I N S C A B L E; Supply and connect a 3-conductor power cable to the supplied; P O W E R O N / O F F
5 . 4 A C M a i n s P o w e r C o n n e c t i o n This section details the requirements for the ac mains which is the acpower connection required by each DSAi module. 5 . 4 . 1 A C M A I N S S U P P LY WARNING: Read WARNING under SAFETY INSTRUCTIONS on Page 2. Each DSAi Series module is rated for a ...
Page 25 - A C M A I N S F U S E; Amperage; G r o u n d i n g; E L E C T R I C A L G R O U N D
If it is desired to completely power off (de-energize) the module, aconveniently located ac mains disconnect must be supplied or the powercable must be unplugged from the module or the ac mains supply. The PowerCon connector is a locking connecter. To lock, twist 1/4 turnclockwise after fully insert...
Page 26 - Basic installation tasks include:; I N S TA L L AT I O N WA R N I N G S; SERIES MODULES MUST BE SECURELY MOUNTED TO; P H Y S I C A L O R I E N TAT I O N – S I G N A L E N D / P O W E R E N D
5 . 6 P h y s i c a l I n s t a l l a t i o n This section details the physical requirements and methods for installingthe module. Specific mounting procedures detailed herein may requiresome variation depending on the particular situation. However, the basicmethodology is the same in all cases. Bas...
Page 27 - M U LT I P L E M O D U L E S A N D C L U S T E R C O N F I G U R AT I O N S; Figure 5.6.3 DSAi Cluster Configurations
The orientations are shown in the DSAPilot graphics. When activated bythe DSAPilot software, this LED can be used to verify both the correctup-down orientation and, when multiple modules are used, the correctlocation of each. For the DSA250i, the Power End is the end with the HFsubsystem and Signal ...
Page 28 - to be mounted flat to a vertical surface.
5 . 6 . 4 I N S T A L L A T I O N O P T I O N S Normal Method: This method is for installing DSAi modules flush-mounted to a vertical wall surface using the supplied brackets. The installation instructionsherein apply to this installation method. Optional Normal Method: This method is for suspending...
Page 29 - SERIES MODULES OVERHEAD. FAILURE
5 . 6 . 6 M O U N T I N G H E I G H T The elevation entered into DSAPilot refers to distance from the bottomof the module’s enclosure or the bottom of the lowest module’senclosure in a multi-module cluster to the floor below. Thus, themounting height is the same as the elevation in DSAPilot. 5 . 6 ....
Page 30 - Lift the enclosure onto the structure-mounted Wall Brackets
4. Provide attachment hardware and secure the supplied Wall Brackets to the mounting structure, complying with all Danger and Cautionnotes in Section 5.6.1. NOTE: The Wall Brackets have a weld nut on one side. Be sure tolocate this weld nut to the right or left such that the Retainer Bolt canbe inse...
Page 31 - I n i t i a l S e t - U p; V E R I F Y M O D U L E O R I E N TAT I O N A N D P O S I T I O N; A c o u s t i c a l I n s t a l l a t i o n; These are the basic tasks that need to be done using DSAPilot:; Figure 5.6.9b Retainer Bolt Installation; Figure 5.6.9d Secure the Enclosure Position
2. Install at least one of the supplied 1/4-20 X 3 in Retainer Bolts withits lock washer through the side of either the top or bottomWall/Enclosure Bracket and snugly tighten. The bolt threads into a weldnut on the side of the Wall Bracket. This Retainer Bolt prevents theenclosure from being lifted ...
Page 32 - Chapter 6 Operation; . 1 O p e r a t i o n a l; M A N A G E M E N T; Initialization: The LED on the “Signal End” will flash rapidly for
Chapter 6 Operation This section provides details about DSAi operation. The generaloperation of a DSAi module is similar to the operation of mostloudspeakers. Initial system set-up and overall tuning adjustmentsdetailed in this Chapter must be made using DSAPilot. For details aboutusing DSAPilot fun...
Page 33 - M O N I T O R I N G
NOTE: This is likely an unusual condition because the LEDwill respond only if the input signal levels are greater than+24dBu. It is recommended that this function normally bedisabled. 3. Output Compressor/Limiter Active: If this indication is enabled, random flashing shows that the amplifier output ...
Page 34 - U P
6 . 2 O p e r a t i o n a l C h e c k L i s t To operate a DSAi module, pre-performances checks and adjustmentsshould be made. In typical permanently installed applications, thesechecks would normally be one-time, set-up adjustments that may onlyneed to be periodically verified. All of these steps r...
Page 35 - O p e r a t i o n a l ‘ D O S ’ a n d ‘ D O N T ' S ’; O U T P U T
6 . 4 O p e r a t i o n a l ‘ D O S ’ a n d ‘ D O N T ' S ’ 6 . 4 . 1 E Q UA L I Z AT I O N If equalization is required for tailoring the frequency response duringperformances, use an external equalizer such as a good quality 1/3octave graphic equalizer, for this purpose. Connect the equalizer inlin...
Page 36 - W a r r a n t y; O P E R AT I N G Q U E S T I O N S
Chapter 7 Maintenance and Service This chapter provides information about warranty coverage and service. 7 . 1 W a r r a n t y See the supplied warranty card for warranty details. 7 . 2 S e r v i c e I t e m s There are no field serviceable parts for the DSA250i or DSA230i. Service and repair inform...
Page 37 - I n s p e c t i o n s a n d M a i n t e n a n c e; P E R I O D I C P H Y S I C A L I N S P E C T I O N S
Chapter 8 Appendices 8 . 1 I n s p e c t i o n s a n d M a i n t e n a n c e 8 . 1 . 1 P E R I O D I C P H Y S I C A L I N S P E C T I O N S Complete and thorough inspections should be done on a routine, periodic basis. The interval betweeninspections and scope of the inspections will depend on the ...
Page 38 - Tr o u b l e s h o o t i n g
34 8 . 2 Tr o u b l e s h o o t i n g This troubleshooting table addresses some common faults. For other difficulties not listed, contact the EAWService Department. SYMPTOM POSSIBLE CAUSE SOLUTION DSA250i Only: No HF output Failed internal component Module needs service. No HF output from Failed int...
Page 40 - CobraNet; E I A - 4 8 5 N e t w o r k N o t e s; C A B L I N G N O T E S :
CobraNet Audio signal or computer Network cabling does Ensure Ethernet cabling meets communication not functioning not meet specification IEEE 802.3u specifications for or not functioning correctly 100BASE-T networking. Audio signal or computer CM-1 Interface Card Replace with a known good CM-1 comm...
Page 41 - T E R M I N AT I O N N O T E S :; S u p p o r t F o r E t h e r n e t
8. DO NOT connect modules or clusters in a “stub” fashion. This means do not connect a branch cable off an EIA-485 cable to run to a module or cluster. 9. DO NOT connect the far end of the EIA-485 cable back to the computer. This means do not make an electrically closed loop for the EIA-485 cabling....
Page 42 - C O N N E C T I O N S; C O M M U N I C AT I O N S
8 . 6 D S A i C O N N E C T I O N S This appendix discusses the operation of the DSA's communications system, some additional connectionconfigurations, and why things go wrong if not connected properly. 8 . 6 . 1 B A C K G R O U N D Phoenix Audio Connectors: The two balanced Phoenix audio connectors...
Page 43 - C O N S I D E R AT I O N S
8 . 6 . 3 E I A - 4 8 5 Figure 8.6.3a is the simplest setup with an EIA-485 bus connection toDSAi module "A" and with a Link Ports connection to DSAi module"B". These modules could be operating individually or as part of acluster. Only the "A" module EIA-485 port is connected...
Page 44 - P R O P E R D S A I I N S TA L L AT I O N S
8 . 6 . 5 P R O P E R D S A I I N S TA L L AT I O N S Here are some examples of DSAi installations that will work reliably, both avoiding loops and keeping EIA-485 running well. These can be used as a basis for larger and more complex installations. EXAMPLE 1:This is a simple EIA-485 networkconnecte...
Page 47 - AVO I D I N G S T U B S A N D C O R R E C T 1 2 0 O H M T E R M I N AT I O N
EXAMPLE 4:Looping occurs between both the Link andCobraNet connections. 8 . 6 . 7 AVO I D I N G S T U B S A N D C O R R E C T 1 2 0 O H M T E R M I N AT I O N A long stub or branch off of an EIA-485 bus can cause a significant impedance mismatch and thus reflectionsand degradation of the computer co...
Page 48 - RIGHT SIDE; BACK
Chapter 9 Mechanical Drawings 9 . 1 D S A 2 3 0 i 44 18.00 36.51 CABINET/FINISHED/WHITE/DSA230i/115 V CABINET/FINISHED/WHITE/DSA230i/230 V PRODUCTION DESCRIPTION RIGHT SIDE DIMENSIONS APPLY TO BOTH SIDES 0015159-01 INPUT PANEL SIGNAL END BOTTOM GRILLE PARTIALLY SHOWN DRAWING NO. 0015159-00 FRONT LED...
Page 50 - W a l l B r a c k e t; Verify this dimension before using this template.; FULL SCALE
9 . 3 W a l l B r a c k e t See Section 5.6.7 for Mounting Instructions. 46 3.47 in (88.3 mm) 0.38 in (9.7 mm) 0.38 in (9.7 mm) 4.22 in (107.3 mm ) 2.76 in (70.0 mm) 0.62 in (15.8 mm) 0.62 in (15.8 mm) 4.00 in (101.5 mm ) 4X Ø 0.38 in (9.65 mm) 3.0 inch standard (76.2 mm) Verify this dimension befor...
