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INSTALLATION & USER GUIDE
For Powering Television
Sound Through Distributed
Audio Speakers
AB50-X2
STEREO AMPLIFIER / AUTOMATED SWITCHER
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AB50-X2 STEREO AMPLIFIER / AUTOMATED SWITCHER TABLE OF CONTENTS Features............................................................................................................................1 Product Overview...........................................................................................................2 Package Contents ..........................................................................................................4 Preparing for Installation..........................
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FEATURES n Compact stereo amplifier with 50 watts per channel n Automatically switches between either one or two pairs of speakers n Stable into low impedance loads (4 ohms) n CE, CSA E65 UL6500 approved Installation friendly design: n 12V DC control output n Output gain control n 3V - 30V AC/DC voltage-trigger n Current sensing circuit n Automatic protection circuit 1
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PRODUCT OVERVIEW a) AC IN – Removable three-prong IEC compatible power cord. b) Current Sensing AC Outlet – AB50-X2 will activate and switch inputs when it senses a current draw from a connected device. c) Voltage Trigger IN – 3.5mm mini-phone jack. AB50-X2 will activate and switch inputs when 3-30 volts AC or DC is present. d) 12V Trigger OUT – 3.5mm mini-phone jack. 12V DC 200mA control output for automated control of lifts, screens, drapes, etc. e) Audio Line IN – Gold plated RCA type conne
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a b Figure 1 AB50-X2 INPUT DUAL INPUT 2 CHANNEL AMPLIFIER L LEVEL OUT SPEAKER A IN OUT SPEAKER B IN TRIGGERS R 3-30V AC/DC 12VDC/ INPUT OUTPUT Figure 2 g c d e f 3 h
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PACKAGE CONTENTS n No.2 Phillips screwdriver n Wire stripper n AB50-X2 x 1 n Wire labels n Removable AC power cord x 1 n Snap and lock removable speaker connectors x 4 INSTALLATION n Self adhesive rubber feet x 4 1. Select an appropriate location for the AB50-X2. 2. Run all necessary wiring to the AB50-X2. Label the PREPARING FOR INSTALLATION wires for future reference. The local TV cables, Multizone Receiver cables and 3. Strip 1/4" of insulation from the end of each wire. Speaker cables must
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6. Insert each wire into the appropriate hole and 13. Mount AB50-X2 to determined location. snap down the locking tabs. See figure 3. 7. Insert the smooth side of the connector plug into See Installation diagram on page 6. Figure 3 the smooth side of the AB50-X2 socket. 8. Connect the variable line level output of the TV to the RCA terminals labeled INPUT. 9. Connect the TV power cord to the terminal labeled CURRENT SENSING AC OUTLET. 10. Connect the Multizone Receiver wires to the terminal labe
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INSTALLATION DIAGRAM TROUBLESHOOTING AB50-X2 will not power up Check to see that the AB50-X2 is plugged into an unswitched outlet. Check to see that the POWER/ACTIVE LED is lit. AB50-X2 will not activate (Current Sense Mode) AB50-X2 Make sure that the TV is plugged into the sensed To Current Sensing Outlet outlet on the AB50-X2. May need to adjust sensitivity. TV-Power AB50-X2 will not activate (12V Trigger Mode) Cord Measure the voltage on the TRIGGER IN terminal. AB50-X2 Right/ The voltage mus
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SPECIFICATIONS LIMITED WARRANTY JobSite Systems (“JOBSITE”), a Niles Audio 50 watts x 2 Corporation company, warrants its passive products Frequency response: (those not requiring AC or battery power) to the 5 Hz to 50kHz +/- 3dB original purchaser to be free of manufacturing defects in material and workmanship for a period of ten years Signal noise ratio: from date of purchase. >= 85 dB JOBSITE warrants its passive loudspeaker products Power supply: (those not requiring AC or battery power) to
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JOBSITE warrants its active products (those NOT RETURN ANY UNIT WITHOUT FIRST requiring AC or battery power) to the original RECEIVING WRITTEN AUTHORIZATION AND purchaser to be free of manufacturing defects in SHIPPING INSTRUCTIONS FROM JOBSITE. material and workmanship for a period of two years If the above conditions are met, the purchaser’s sole from date of purchase. remedy shall be to return the product to JOBSITE, in This Warranty is subject to the following additional which case JOBSITE w
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CONSEQUENTIAL DAMAGES EXCEPT TO THE EXTENT PROVIDED (OR PROHIBITED) BY APPLICABLE LAW. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state. For the name of the nearest authorized JOBSITE wholesale distributor, contact: JobSite Systems 12331 S.W. 130 Street, Miami, Florida 33186 WWW.JOBSITESYSTEMS.C
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JOBSITE SYSTEMS 12331 S.W. 130 STREET, MIAMI, FLORIDA 33186 P 866.4JB.SITE (866.452.7483) – F 305.238.0185 WWW.JOBSITESYSTEMS.COM © 2004 JobSite Systems. All rights reserved. JobSite, Pure Custom and Niles are registered trademarks of Niles Audio Corporation and the JobSite Logo is a trademark of Niles Audio Corporation. All other trademarks are the property of their respective owners. Some JobSite products (or components thereof) are manufactured under one or more U.S. Patents, foreign equivale
