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MPA 152 Plus • Setup Guide
The Extron MPA 152 Plus is an ENERGY STAR® qualified mini power amplifier. It delivers up to 15 watts (rms) per channel stereo or dual mono into a 4 ohm sound system, or 8 watts (rms) per channel into an 8 ohm system.
For complete instructions, see the MPA 152 Plus User Guide, which is available at www.extron.com.
Installation
To install and set up an MPA 152 Plus, follow these steps:
1.Turn off all equipment and disconnect from power sources.
2.Mount the Extron MPA 152 Plus on a rack, under a desk, or on a projector pole.
ATTENTION: Although the amplifier is plenum rated, the power supply provided with it is
| OUTPUT |
| REMOTE |
| PLUS |
MPA | 152 |
|
Audio
Extron
MPA 152 Plus
Projector
| |
| IR Projector |
| control |
| Audio |
Audio | Video |
| |
| Audio |
| |
| RGBHV |
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| VIDE | O |
F |
| X | |
| AU | O | |
OF |
| VIDE |
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ON |
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|
| PC |
|
|
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| E |
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| IMAG | |
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| MUTE | |
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| 104 | IP PLUS |
| MLC |
|
on Extr
Extron
MLC 104 IP Plus
MediaLink Controller with IP Link
Laptop
not. The power supply must not be placed in the plenum space. Cables to and from the amplifier must be plenum rated.
Mini Power Amplier
Extron | DVD/VCR |
Combo | |
SM 3 |
|
Speakers
NOTE: Use only the two round mounting holes for mounting the MPA 152 Plus. The other four (hexagonal) holes anchor | ||
stand‑offs for the internal circuit boards. Using them may damage the amplifier | and | does not provide secure mounting |
for the unit. |
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3.Attach the speakers to the MPA 152 Plus output, using the
ATTENTION: Do not ground or short the speaker outputs as this will damage the amplifier.
8Ω / 4Ω
CLASS 2 WIRING
| OUTPUT |
L | R |
4. Attach inputs to the MPA 152 Plus unit from the audio source, the | INPUTS |
projector, or both. There are three audio inputs (shown in the figure at |
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right), which can be used individually or together. |
|
L R
1
AOne pair of RCA receptacles — these receptacles accept unbalanced, line level audio signals. The input can be stereo, using two RCA connectors, or mono, using a single RCA connector plugged into the left receptacle. If unused, the receptacles automatically terminate to lower the noise floor.
BOne 3.5 mm stereo
COne 3.5 mm,
L | R |
2 3
Tip (+)
Sleeve ( )
RCA Connector
Tip (L)
Ring (R)
Sleeve (
)
3.5 mm TRS Connector
Tip | L |
| |
Sleeve |
|
Tip |
|
Sleeve | R |
Unbalanced Stereo Input
Tip | L |
Ring | |
Sleeves |
|
Tip |
|
Ring | R |
Balanced Stereo Input
L
Tip
Sleeve
R
Unbalanced Mono Input
Tip | L |
| |
Ring |
|
Sleeve |
|
| R |
Balanced Mono Input
1