Extron electronics XPA U 1004 SB Setup Manual

XPA U 1004 SB and XPA U 2002 SB • Setup Guide
The Extron XPA U 1004 SB is a 4-channel power amplifier for use in low-impedance speaker systems or high-impedance line
distribution audio systems, while the XPA U 2002 SB is a 2-channel power amplifier with the same usage.
The XPA U 1004 SB and XPA U 2002 SB are 1U high, half rack width, and rack mountable. The amplifiers have mounting holes for 9"
and deeper rack shelves, and are plenum rated with an optional flex conduit adaptor. The units are convection cooled.
This guide provides instructions for an experienced installer to set up and operate both the XPA U 1004 SB and XPA U 2002 SB power
amplifiers. For full installation, configuration, and operation details, see the XPA U 1004 SB and XPA U 2002 SB User Guide available at
www.extron.com.

Installation Steps

Step 1 — Mounting
Turn off all of the equipment and disconnect it from the power source. Mount the amplifier as required; the unit can be securely
mounted in a variety of locations using optional Extron Mounting Brackets and accessories (see the
optional mounting accessories) or using the included 3-piece bracket system. The brackets do not come attached to the amplifier.
Below are two methods of rack mounting the amplifiers.

Rack Ear Mounting (Single Unit)

The XPA U 1004 SB and XPA U 2002 SB ship with a set of rack ears, allowing the amplifier to be installed in a full rack-width space.
Mount the amplifier with rack ears as follows:
If the amplifier has its flat bottom rubber feet installed, remove them.
1.
Attach the rack ears to the sides with the four provided #6 machine screws (
2.
Insert the amplifier into the rack and align the holes in the rack ears with the holes on the rack.
3.
Secure the amplifier to the rack using the four provided 10-32 x 3/4" screws (
4.
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Figure 1. XPA U 1004 SB and XPA U 2002 SB Rack Ear Mounting
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Extron website for compatible
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