Summary of LA1080
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La480 la1080 la580 la1480 la680 la1880 la780 la2080 high speed car amplifier.
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Congratulations on your purchase of a new legacy blue diamond series amplifier! Le • p • s • v • r • h • p al table of contents user manual specifications la480/580/780/1480/1880/2080 features & controls la680/1080 features & controls electrical wiring, installation & setup 2 ch stereo input connect...
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Specs features and specifications legacy blue diamond amplifier features • polished chrome finish w/plexiglass panel • soft turn on/off circuit • variable gain control • remote turn on/off • hi/low level inputs • power on led indicator • fully adjustable electronic crossover network • remote control...
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La480/580/780/1480/1880/2080 features and controls protection led indicator the protection circuitry in the amp will disable it if it senses an input overload, speaker short circuit, or thermal overload conditions. Should this occur, the protect led will be illuminated. At that time, it is important...
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La 680/1080 features and controls 3 d , n 35 he er cal vity 11 10 9 8 7 6 5 4 3 2 1 12 12 t) 13 protection led indicator the protection circuitry in the amp will disable it if it senses an input overload, speaker short circuit, or thermal overload conditions. Should this occur, the protect led will ...
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Electrical wiring and installation making power connections 1. Connect the +12v terminal directly to the car battery (+) terminal. 2. Connect the ground terminal directly to the car battery (-) terminal or to a good clean, paint-free chassis ground point. 3. To ensure a good ground, and to prevent “...
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Inputs low level stereo input connection high level stereo input connection la480 la580 la780 la1480 la1880 la 2080 input connections 2ch amps 5 pleasenote!Ifusinghighlevel inputs, do not use the low level rca inputs at the same time! Wiring harness l r l r from speaker terminals head unit orange bl...
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Input connections la680 la1080 4ch amps low level 4 ch stereo input from 2 ch audio source low level 4 ch stereo input from 4 ch audio source left output right output 0 bass boost lpf fulllpfhpf ch 4 ch 3 ch 3 low in ch 4 hi in freq. Hpf 18db 80 2.5k h 2 35 400 h 2 80 2.5k h 2 35 400 h 2 0 18db bass...
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La680 la1080 7 inputs input connections 4ch amps high level 4 ch stereo input from 4ch audio source floating ground connection high level 4 ch stereo input from 4ch audio source common ground connection wiring harness l r rear front l r orange black black orange orange black black orange head unit h...
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Input connections bridged input connection 4 ch bridged input from 2 ch audio source ch1+2 = left channel ch3+4 = right channel head unit y adaptors to a second amplifier left output right output la680 la1080 4ch amps 2ch amps la480 la580 la780 la1480 la1880 la2080 full lpf hpf hpf 35 400 h 2 lpf 0 ...
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Speakers speaker connections basic stereo output basic 4ch output 9 2ch amps la680 la1080 4ch amps la480 la580 la780 la1480 la1880 la2080 + – + – l r bridged gnd gnd rem rem fu u se fuse 12 v 12 v + – left speaker right speaker gnd gnd rem rem fu u se fuse 12 v 12 v ch 4 ch 4 + – ch 2 + – ch 1 + – c...
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Speaker connections 2 ch mono-bridged output bridged mono output la 680 la 1080 4ch amps 2ch amps la480 la580 la780 la1480 la1880 la2080 + – + – l r bridged gnd gnd rem rem fu u se fuse 12 v 12 v + – gnd gnd rem rem fu u se fuse 12 v 12 v ch 4 ch 4 + – ch 2 + – ch 1 + – ch 3 + – bridged + – bridged ...
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Troubleshooting troubleshooting 2 ch stereo plus mono-bridged subwoofer output troubleshooting 11 amplifier will not power up. • check for good ground connection. • check that remote dc terminal has at least +12v dc. • check that there is battery power on the + terminal. • check all fuses. • check t...
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Warranty legacy sound corp. Warrants this unit to be free from defective material or workmanship and will repair or replace this unit or any part thereof if it proves defective in normal use or service within two (2) years from the date of original purchase. Our obligation under this warranty is lim...