Key to callouts – Soundstream Technologies PICASSO Stereo Amplifier User Manual
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Key to Callouts
1. Fault LED - Indicates a blown fuse.
2. Power LED - Indicates amplifier power on.
3. Input Overload Indicators - Indicates the signal input level or input gain level is too high -
channels 1 & 2.
4. Input Level Selector Switch - Selectable input sensitivity range from 0.2-2 Volts RMS, or
from 0.5-5 Volts RMS - channels 1 & 2.
5. Left Channel Balanced / Unbalanced Input Selector Switch - Select "Balanced" to use
the 6 pin Balanced signal Input. Select "Unbalanced" to use the RCA signal inputs -
channel 1.
6. Right Channel Balanced / Unbalanced Input Selector Switch - Select "Balanced" to use
the 6 pin Balanced signal Input. Select "Unbalanced" to use the RCA signal inputs -
channel 2.
7. Input Overload Indicators - Indicates the signal input level or input gain level is too high -
channels 3 & 4.
8. Input Level Selector Switch - Selectable input sensitivity range from 0.2-2 Volts RMS, or
from 0.5-5 Volts RMS - channels 3 & 4.
9. Left Channel Balanced / Unbalanced Input Selector Switch - Select "Balanced" to use
the 6 pin Balanced signal Input. Select "Unbalanced" to use the RCA signal inputs -
channel 3.
10. Right Channel Balanced / Unbalanced Input Selector Switch - Select "Balanced" to use
the 6 pin Balanced signal Input. Select "Unbalanced" to use the RCA signal inputs -
channel 4.
11. Main Fuse - Main power supply fuse. Replace only with the same value fuse.
12. +12V - Connect to a fuse or circuit breaker, then to the battery's positive post.
13. GND - Main ground connection. Bolt to a clean chassis ground in the vehicle.
14. REM - Remote turn-on input from the head unit. Accepts +12V.
15. Speaker Output Connections - Channels 1 & 2.
16. Input Level - Independent Left and Right channel input level controls - ch's 1 & 2.
17. Balanced Signal Input Connector - 6-pin Balanced signal input connector for use with the
Soundstream BLT Balanced Line Transmitter - channels 1 & 2.
18. Inputs - Channel 1 & 2 RCA (Unbalanced ) inputs.
19. Speaker Output Connections - Channels 3 & 4.
20. Input Level - Independent Left and Right channel input level controls - ch's 3 & 4.
21. Balanced Signal Input Connector - 6-pin Balanced signal input connector for use with the
Soundstream BLT Balanced Line Transmitter - channels 3 & 4.
22. Inputs - Channel 3 & 4 RCA (Unbalanced ) inputs.
23. Coherent Stereo/Bridge/Mixed Mono switch - Channels 1 & 2; Select "Bridge" for
bridged mono operation (use right channel input). Select "Stereo" for coherent stereo
operation. Select "Mixed Mono" for simultaneous stereo / bridged mono operation.
24. Channels 3 & 4 Input Select - Selectable inputs from internal (from channels 1 & 2) or
external (from channels 3 & 4 local balanced or unbalanced inputs).
25. Coherent Stereo/Bridge/Mixed Mono switch - Channels 3 & 4; same as above.