Alto Professional SXA28P User Manual [en, es]
SXA28P
QUICKSTART GUIDE
ENGLISH ( 3 – 6 )
GUÍA DE INICIO RÁPIDO
ESPAÑOL ( 7 – 10 )
QUICKSTART GUIDE (ENGLISH)
BOX CONTENTS
SXA28P
Quickstart Guide
Safety & Warranty Information Booklet
QUICK SETUP
Make sure all items listed in the BOX CONTENTS section are included in the box.
1.
2. READ SAFETY & WARRANTY INFORMATION BOOKLET BEFORE USING THE PRODUCT.
3. Study the connection diagram in this guide.
4. Place all devices in an appropriate position for operation.
5. Make sure all devices are turned off and all faders and gain knobs are set to "zero."
6. Connect all sound sources' outputs to amplifier inputs as indicated in the diagram.
7. Connect the amplifier outputs to speakers.
8. Plug all devices into an appropriate power source.
9. Switch everything on in the following order:
• Sound sources (i.e. microphones, turntables, CD players, etc.)
• Mixer
• Amplifier
• Speakers
10. When turning powering down, turn everything off in the following order:
• Speakers
• Amplifier
• Mixer
• Sound sources
REAR PANEL DIAGRAM
1. High Frequency Configurator (HFC)- Defines the best sound
pressure level in front of the audience. The HFC only works in
Passive mode. The +3 dB position is normally set when the
SXA28P is used in an array to cover a distant audience. The 0dB
is normally used for covering the nearest audience.
2. Input connector- Connect your Speakon cable to these inputs
3. Thru connector- Connect your Speakon cable to this output
4. Frequency Response- The frequency response for the HFC can
be set to either 0dB or +3dB.
LINE ARRAY HARDWARE PARTS
FB-1
SUB-HD-L
SUB-HD-R
* Speakon is a trademark of Neutrik® AG, registered in the U.S. and other countries.
SAT-HD-L
SAT-HD-R
4
SH
1
2
3
3
Medium Array Configuration
Below is an example of applying the HFC to four SXA28P's in an array. In this particular configuration, the
HFC on the top speaker is set at +3 dB, and the bottom speaker 0 dB.
Small Array Configuration
This is an example of the HFC application with two SXA28P's in a small array,
with the top speaker set at +3 dB and the bottom speaker at 0 dB. Do not stack
more than two SXA28P speakers on the pole.
Be sure to lock the two speaker cabinets with the original hardware.
Array Frame
The following table defines the maximum number of speakers that may be
suspended using the FB-1 array frame. A security design factor is maintained for
the speaker configurations indicated in the table.
Maximum Array Configurations
Maximum
2
3
4
5 6
quantity of
SXA28P in
array
(satellite)
Maximum
1
1 0 0
1
quantity of
SXA18P in
array
Suspension Safety Warning
• Never exceed the maximum recommended speaker cabinet listed on the table.
• Research and understand the local regulation and requirements of the country where you intend to
install the line array. The correct assembly of all associated hardware is required for a safe suspension
system.
• Two point suspension with uniform loading of each lifting location is recommended when using Array
Frame FB-1
4
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