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Hersteller: Legacy Car Audio Dateigröße: 665.44 kb Dateiname: Unterrichtssprache:

2. Adjust the amplifier LEVEL control(s) to an average listening position. LLRR 3. Turn the head unit volume all the way down, and listen for background noise. orange black black 4. Start your vehicle, and again, listen for background noise. 5. By fine tuning the LEVEL control(s), you can reduce background and engine noise, if present. orange These adjustments should only be made once. After that, use the head unit volume control to adjust the system volume, not the LEVEL control(s). from speaker terminals CAUTION: Never turn the LEVEL control(s) up any higher than you need to get clear sound at 2/3 volume on the head unit. inputs Input Connections Electrical Wiring and Installation 9 Low Level 4 CH Stereo Input from 4 CH Audio Source L + R Front Outputs L + R Rear Outputs head unit 4 CH Bridged Input from 2 CH Audio Source CH1+2 = Left Channel CH3+4 = Right Channel Left Output head unit LA-678 LA-878 4CH AMPS Low Level 4 CH Stereo Input from 2 CH Audio Source Right Output head unit Left Output Y adaptors to a second amplifier Y adaptors Bridged Input Connection head unit Right Output Y adaptors LA-478 LA-578 LA-778 LA-978 LA-1478 LA-1878 LA-2078 LA-2278 2CH AMPS LA-678 LA-878 4CH AMPS inputsinputs Input Connections Input Connections LA-678 LA-478 LA-878 LA-578 4CH AMPS LA-778 LA-978 LA-1478 wiring harness High Level 4 CH Stereo Input LA-1878 Basic Stereo Output from 4CH Audio Source LA-2078 floating ground connection LA-2278 head unit 2CH AMPS orange orange black LR LR black black black LEFT speaker RIGHT speaker orange orange REAR FRONT LA-678 LA-878 4CH AMPS Basic 4CH Output L R High Level 4 CH Stereo Input om 4CH Audio Source common ground connection head unit L R L R orange orange black black black black orange orange FRONT RL REAR REAR FRONT speakers speakers inputsSpeakers Input Connections Speaker Connections speakers MINIMUM SPEAKER speakers MINIMUM SPEAKER LA-478 Low Level Stereo Input Connection LA-2478 MONO CHANNEL LA-578 AMPS LA-778 LA-978 LA-1478 Bridged Mono Output LA-1878 LA-2078 L/R Audio TO SATELLITE AMPLIFIER head unit Outputs LINE INPUT LA-2278 MINIMUM SPEAKER 2CH AMPS IMPEDANCE speaker 4 OHMS! 13 LA-678 LA-878 4CH AMPS L IMPEDANCE R 4 OHMS! speakers MINIMUM SPEAKER LR IMPEDANCE 4 OHMS! Subwoofer SpeakersMono Speaker Connections 2 CH Mono-Bridged Output Connection Speaker Output MINIMUM SPEAKER IMPEDANCE subwoofer 2~4 OHMS! 2 CH Stereo plus Mono-Bridged Subwoofer Output inputs/Speaker Input Connections/Speaker Connection 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 that Protection LED is not lit. If it is lit, shut off amplifier briefly and then repower it. High hiss or engine noise (alternator whine) inspeakers. • Disconnect all RCA inputs to the amplifier(s) – if hiss/noise disappears, then plug in the component driving the amplifier and unplug its inputs. If hiss/noise d...

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