Dual XPR520 - Speaker Connections; Input Signal Connections; Amplifier Connections

6
Amplifier Connections
Speaker Connections
Connectspeakerwiresobserving
polarity. Theminimumimpedance
loadfortheXPR520is2ohms
stereo and 4 ohms bridged. Use
ofloadslowerthantheseisnot
recommended and may cause
amplifierdamage.TheXPR520
canbewiredforstereo,bridged
orstereo/bridgedsimultaneous
operation.
Input Signal Connections
Low Level Input (RCA)
Lowlevel(RCA)inputsignalispreferredforbestperformance.Typicaltrunk-mount
amplifierinstallationsrequirea17-20footRCAcable.Mosttrucksandunder-seat
applicationsrequirea6-9footRCAcable.UsingtwistedpairconstructionRCAcableswill
minimize noise.
High Level Input (Speaker Wire)
High level inputs should only
be used when RCA outputs are
not available from the head unit.
Connecttheheadunitspeaker
outputstothehighlevelinput
connectorasshownbelow.The
blackwire(signalreferenceground)
mayormaynotrequireaconnection
tochassisground-dependingon
your particular installation.
Subwoofer (mono)
Typical Bridged Wiring
(4 ohms minimum)
2 Speakers (stereo)
Typical Stereo Wiring
(2 ohms minimum)
HI-LEVEL INPUT CONNECTION
Grey = Right (+)
Grey/Black = Right (-)
Black
= Ground
White/Black = Left (-)
White = Left (+)
CAUTION
Donotusebothlowandhighlevelinputsatthesametime-connectonlyoneortheother.