EAW N T L 7 2 0 Owner'S Manual Download Page 5

1 . 2

E C   D e c l a r a t i o n   o f   C o n f o r m i t y

Manufacturer:

Eastern Acoustic Works — USA

Declares that the following product(s) have been tested and passed all relevant requirements as
described below by the appropriate European Directives as they apply to Professional Audio Products.

Product Model:

NTL720

Product Description:

Self-powered loudspeaker

Safety Directive(s):

EN 60065-2002 

EMC Directive(s):

EN 55103-1 (Radiated/Conducted Emissions)
EN 55103-2 (Radiated/Conducted Immunity)
2004/108/EEC Directive

Low Voltage Directive:

72/23/EEC

Markings Directive:

93/68/EEC

The Technical Report/File is maintained at:

LOUD Technologies Inc.
16220 Wood-Red Road NE
Woodinville, WA 98072 USA
Authorized Representative:

Tel: +1 425 892 6500

Kevin Cyrus  

Tel: +1 866 858 5832

Director of Compliance

Fax: +1 425 487 4337

LOUD Technologies Inc.

e-mail: [email protected] 

Issued: February, 2008

1 . 3

F C C   C o m p l i a n c e

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. These limits are designed to provide reasonable protection
against harmful interference when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference in which case
the user will be required to correct the interference at his own expense. 

CAUTION:

Changes or modifications not expressly approved by LOUD Technologies could void the

user's authority to operate the equipment.

Correct disposal of this product.

This symbol indicates that this product should not be

disposed of with your household waste, according to the WEEE Directive (2002/96/EC)
and your national law. This product should be handed over to an authorized collection site
for recycling waste electrical and electronic equipment (EEE). Improper handling of this
type of waste could have a possible negative impact on the environment and human health
due to potentially hazardous substances that are generally associated with EEE. At the
same time, your cooperation in the correct disposal of this product will contribute to the

effective usage of natural resources. For more information about where you can drop off your waste
equipment for recycling, please contact your local city office, waste authority, or your household waste
disposal service. 

v

Summary of Contents for N T L 7 2 0

Page 1: ...N T L 7 2 0 L O U D S P E A K E R O W N E R S M A N U A L...

Page 2: ...ii...

Page 3: ...la plus commun ment utilis e avec cette tension Si la fiche n est pas compatible avec les prises secteur de votre r gion faites appel un lectricien agr pour modifier le cordon secteur en fonction du f...

Page 4: ...que la salida de corriente tenga una conexi n a tierra adecuada El no observar esta advertencia puede dar lugar a aver as en el aparato da os en las personas o incluso la muerte 1 SICHERHEITSHINWEISE...

Page 5: ...nt This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications O...

Page 6: ...N 5 5 1 Software Progam 5 5 2 Fill Coverage 6 5 3 Ground Stacking 6 5 4 Subwoofers 7 6 ELECTRICAL INSTALLATION 8 6 1 AC Mains 8 6 2 AC Mains Connection 8 6 3 AC Mains Cable 9 6 3 Cordon secteur 9 6 3...

Page 7: ...PowerCon to Nema 15R plug 9 5 ft 2 9 m or 230 V Neutrik PowerCon to male Schuko plug 8 ft 2 5 m 1 Power Cord AC Loop Neutrik PowerCon to Neutrik PowerCon 1 USB cable 6 ft 2 m 1 NTL720 Owner s Manual...

Page 8: ...l active On power up Hold Input Select and HF Boost buttons reset all settings to factory default all user settings will be overwritten Hold HF Boost and Nearfield Contour buttons put into boot mode o...

Page 9: ...o daisy chain the signal to additional NTL720s 3 4 AC Mains Connection Connect the supplied AC mains cord to the Neutrik PowerCon receptacle on the rear of the loudspeaker Use the appropriate cord for...

Page 10: ...20 loudspeakers are designed to meet the requirements and demands of portable applications While physically configured for temporary installation arrays can be permanently installed The integral elect...

Page 11: ...p and adjust overall system gain and signal processing as needed to maximize the array s performance for the application 7 Provide training to operate the loudspeakers within their limits 8 Provide re...

Page 12: ...GE AND SIDE FILL ARRAYS Regardless of the length of the array a NTL720 array has a horizontal beamwidth 6 dB points of approximately 110 with pattern control maintained to a very low frequency The hor...

Page 13: ...y with the application The type and quantity recommendations below are for general purposes providing a balanced system for most music applications Quantities may need to be adjusted up or down for sp...

Page 14: ...EINTE EST DE 115 V LES DOMMAGES L ENCEINTE SERAIENT IMM DIATS ET IRR VERSIBLES DE PLUS CES DOMMAGES PEUVENT TRE SOURCE D INCENDIE DE BLESSURES GRAVES VOIRE FATALES 6 2 1 ALIMENTAZIONE AC ATTENZIONE Le...

Page 15: ...e cordon secteur fourni est quip d une fiche Neutrik PowerCon NAC3FCA adat e l embase secteur Neutrik PowerCon NAC3MPA de l enceinte ATTENTION Il se peut que le format de la fiche secteur ne correspon...

Page 16: ...switch on the loudspeaker When connected to the AC mains the loudspeaker will be energized and fully operational with the output level controlled by the signal source feeding the loudspeaker 6 4 1 POW...

Page 17: ...lock twist 1 4 turn clockwise after fully inserting it into the receptacle Then connect the other end of the cable to the AC mains supply receptacle This will energize the loudspeaker 6 8 AC LOOP conn...

Page 18: ...le XLR as the signal input Use the male XLR as a loop thru output to connect the same signal input to additional NTL720s To use these connectors for digital audio input signals repeatedly press the as...

Page 19: ...uration Green Status LED Indicates communication is established between two devices Red Status LED Indicates a network error A solid red LED indicates there is an error somewhere on the network A blin...

Page 20: ...erses transmit and receive pin connections between the connectors at each end of the cable Connect one of the U Net ports on the UX8800 s rear panel to a U Net port on the NTL720 If there are more tha...

Page 21: ...n a portion of array the turns the output volume down in that portion If you understand the above you basically understand how a NTL720 array works More specifically 1 More splay at the rear of the en...

Page 22: ...e EAWPilot will not be used the HF Boost and Nearfield Contour switches can be used to approximate the Airloss preemphasis function The approximate listening distance associated with each switch posit...

Page 23: ...ic EQ gain delay and polarity It also provides access to signal routing Input Select and U Net Send as well as HF Boost Air Loss and Nearfield Contour settings for each individual loudspeaker 7 5 2 AR...

Page 24: ...mechanical assistance IMPORTANT RIGGING WARNING Each captive Quick Release Pin used to attach enclosures together can be inserted into one of several holes in the rigging end caps integral to the encl...

Page 25: ...to any of these items look for problems with external electronics or cabling Troubleshooting these items is beyond the scope of this manual 9 3 1 LOUDSPEAKER REPLACEMENT An NTL720 can be replaced ind...

Page 26: ...SASSEMBLY FULLY DISENGAGE THE PANEL S 4X MOUNTING SCREWS FROM THE ENCLOSURE LEFT PANEL ASSEMBLY ENCLOSURE MOUNTING POINTS INDICATED BY ARROWS DANGER WHEN THE ENCLOSURE TO BE REMOVED FROM THE ARRAY IS...

Page 27: ...placeable with a factory supplied assembly 9 3 4 REPLACEMENT FUSE 115V LOUD P N 0018783 Slow blow 6 3 A 5 mm x 20 mm 250 VAC Wickmann P N 1811630 000 also Littelfuse P N 21506 3P 230V LOUD P N 0021289...

Page 28: ...washers in the assemblies are fully collapsed and that all fasteners are secure If any are found loose they should be tightened to the appropriate torque setting as shown in Table 1 Note Four 4 screws...

Page 29: ...Page 23 A A B B B B B C C C C Position Torque Requirement A 81 kg cm 70 3 lb in B 75 kg cm 65 1 lb in C 36 kg cm 31 3 lb in Loctite 222 D 10 kg cm 8 7 lb in Table 1...

Page 30: ...nel screws on each side accessible through holes in side panels are to be fully engaged and secure If loose they should be fully released apply Loctite 222 to the threads then re assembled and set to...

Page 31: ...lications Support Group Tel 508 234 6158 Tel 800 992 5013 USA only Fax 508 234 6479 e mail asg eaw com 9 6 2 SERVICE INFORMATION For questions about troubleshooting or servicing an NTL720 contact EAW...

Page 32: ...0s While the audio and U Net cables can be looped to any number of additional NTL720s the maximum for the AC mains looping is four additional NTL720s This is limited by the resettable circuit breaker...

Page 33: ...U Receiver Input Connector U Net Connectors Analog Digital ADC U Net In Out DAC MUTE Preset Gunness Focusing Loudspeaker Processing Sub system Crossover EQ Gain Polarity Limiter Alignment Delay Air Lo...

Page 34: ...Page 28...

Page 35: ...Page 29...

Page 36: ...One Main Street Whitinsville MA USA 01588 TEL 508 234 6158 FAX 508 234 6479 2008 LOUD Technologies Inc All rights reserved P N 0025248 Rev A 03 18 08...

Reviews: