Summary of the content on the page No. 1
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page a
Installation & User Guide
For Powering
Distributed
Audio Systems
A45-X2
TWO CHANNEL AMPLIFIER
Summary of the content on the page No. 2
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page b A45-X2 TWO CHANNEL AMPLIFIER TABLE OF CONTENTS Features............................................................................................................................1 Product Overview...........................................................................................................2 Package Contents ..........................................................................................................4 Preparing for Installa
Summary of the content on the page No. 3
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 1 FEATURES n Stereo amplifier with 45 watts per channel n Multiple turn-on modes n Stable into low impedance loads (2.66 ohms) Installation friendly design n 12V DC control output n Individual input gain controls for each channel n 3V - 30V AC/DC voltage-trigger n Cascading outputs n Automatic protection circuit with front panel indicator n 5-way Gold plated binding posts for all speaker outputs n Gold plated RCA jacks 1
Summary of the content on the page No. 4
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 2 PRODUCT OVERVIEW Red “Power” LED confirms the amplifier is connected to a live AC power outlet. (and that the master power switch is on). Front panel “Master Power” switch The red “Protect” LED indicates the amp turns off the entire amplifier, including has shut down because there is a fault in a the Turn-On circuitry. NOTE: Equipment speaker, the wiring, or with the A45-X2 itself. is not completely disconnected from main power source when switch is
Summary of the content on the page No. 5
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 3 Green “Active” LED lights when the amplifier circuitry has been turned on by the Turn-On circuits. Level Adjustment screws enable you to preset the maximum system volume (or match levels with another amplifier). NOTE: AC receptable must be easily accessible. Binding posts for speaker connections. IEC receptacle for AC power cord. Figure 1 3
Summary of the content on the page No. 6
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 4 PACKAGE CONTENTS accommodate an open rear, install two small “boxer fans” to provide continuous n A45-X2 x 1 airflow into and out of the cabinet. See n Removable AC power cord x 1 Figure 3. Place the A45-X2 so that there is at least 5" of free air space above the PREPARING FOR chassis. If the amplifier is located on a INSTALLATION carpeted surface, place a board under the amplifier's feet. Do not block the ventilation Placement holes on the top and
Summary of the content on the page No. 7
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 5 Constant: The auto turn-on circuitry is off. 3. Strip 1/4" of insulation from the end of The front panel master power switch each speaker wire. Tightly twist the end operates the amplifier. In is “On” , out is of each wire until no frayed ends remain. “Off”. 4. Unscrew the Red and Black speaker Audio Sense: The master switch on the wire connectors. front panel must be in the “On” position. 5. Insert each wire into the appropriate hole The amplifier
Summary of the content on the page No. 8
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 6 Hum from the speakers Level Adjustment Screws Hum may be caused by a ground loop The front panel level adjustment screws between two of the other components in allow you to adjust the level of the A45-X2, the system. To test for a ground loop, try relative to other amplifiers in your system. reversing the ac plugs of each of the Use a 1/8" slotted screwdriver to adjust the components in the system. Check for screws. If the A45-X2 is the only amplifi
Summary of the content on the page No. 9
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 7 REPAIR OR REPLACEMENT AS PROVIDED UNDER THIS LIMITED WARRANTY WARRANTY IS THE EXCLUSIVE REMEDY OF THE JobSite Systems (“JOBSITE”), a Niles Audio Corporation CONSUMER/PURCHASER. NILES SHALL NOT BE company, warrants its passive products (those not RESPONSIBLE FOR ANY INCIDENTAL OR requiring AC or battery power) to the original purchaser CONSEQUENTIAL DAMAGES EXCEPT TO THE EXTENT to be free of manufacturing defects in material and PROVIDED (OR PROHIBIT
Summary of the content on the page No. 10
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 8 NOTES: 8
Summary of the content on the page No. 11
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 9 NOTES: 9
Summary of the content on the page No. 12
DS00374BMY_A45-X2.qxp 6/8/05 4:20 PM Page 10 JOBSITE SYSTEMS 12331 S.W. 130 STREET, MIAMI, FLORIDA 33186 P 866.4JB.SITE (866.452.7483) – F 305.238.0185 WWW.JOBSITESYSTEMS.COM © 2005 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
