Soundstream SA.120 - SA-244 Components; Key to Callouts

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Underside View
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Key to Cailouts
+12V - Connected to fuse or circuit breaker, then battery’s positive post.
Ground - Main ground connection. Bolt to a clean chassis ground in the
vehicle.
Remote - Remote turn-on input from the head unit. Accepts +lZV.
LED - Indicates amplifier power on.
Speaker Output Connections - Channels 1 & 2
High Pass Crossover Output - Low level high pass outputs to auxiliary
amplifier. .
Bass EQ - Adjustable bass equalization circuit, 0 to +9 dB boost at 45
Hz-Channels 1 & 2.
Input Level - Variable from IOOmV to 2.5V-Channels 1 & 2.
Inputs - Right and left channel inputs; only right channel input used in “Mono”
mode-Channels 1 & 2.
Speaker Output Connections - Channels 3 & 4
Low Pass Crossover Output - Low level low pass output to auxiliary amplifier.
Bass EQ - Adjustable bass equalization circuit, 0 to +9 dB boost at 45
Hz-Channels 3 8 4 & low pass output.
Input Level - Variable from 1OOmV to 2.5V-Channels 3 & 4.
Inputs - Right and left channel inputs; only right channel input used in “Mono”
mode-Channels 3 & 4.
[underside] Main Fuse - Main power supply fuse. Replace only with same fuse
value.
[underside] Xover S.1.P.s - Crossover frequency settings for amplifier and
outputs-channels 1 & 2 8 high pass and low pass outputs.
[underside] Xover S.1.P.s - Crossover frequency settings for amplifier and
outputs-Channels 3 & 4 & low pass outputs.
[underside] Stereo/Bridged Mono Switch - Select “Mono” for bridged
operation (use only right channel input) or “Stereo” for 2-channel Stereo or
Mixed Mono operation; See crossover section for more details-Channels 1 & 2.
[underside] Amplifier Crossover Switch - Select high pass, low pass, or full
range operation-Channels 1 & 2.
[underside] Bass EQ Switch - On/Off switch for bass equalization
circuit-Channels 1 & 2.
[underside] Stereo/Bridged Mono Switch - Select “Mono” for bridged
operation (use only right channel input) or “Stereo” for 2-channel Stereo or
Mixed Mono operation; See crossover section for more details.
[underside] Amplifier Crossover Switch - Select high pass, low pass, or full
range operation-Channels 3 & 4.
[underside] Bass EQ Switch
- On/Off switch for bass equalization
circuit-Channels 3 & 4.
[underside] Input Select - Selectable inputs from internal (from channels 1 &
2) or external.
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