Owner's Manual

7
Connecting Two Amplifiers - Bridge Mode
TheXPR510DfeaturesanAmplierBridgemode,wheretwoXPR510Damplierscanbeconnected
together.WhentwoXPR510Dampliersareconnectedtogether,thepowerfrombothampliersis
combined.
SignalConnections
SpeakerConnections
PowerConnections
RemoteBassControl
• ConnectRCAcablesfromtheheadunittotheLINEINPUTSofAmplier#1.
• ConnectasingleRCAcablefromtheBRIDGEOUTofAmplier#1tothe
BRIDGEINofAmplier#2.
• Connectoneofthepositive(+)speakeroutputsfromAmplier#1tothe
positivespeakerterminalofthesubwoofer.
• Connectoneofthepositive(+)speakeroutputsfromAmplifer#2tothe
negativespeakerterminalofthesubwoofer.
• Connectasinglespeakerwirebetweenthenegativespeakerterminalsof
Amplier#1andAmplier#2.
• Note:Whenconnectingonesubwoofer,theloadshouldnotbelowerthan
2 ohms.
• Connectthepowerconnectionsofbothampliersnormally,asdescribed
onpage6.Itisrecommendedtouse0gauge(orlarger)powerandground
wire,withdistributionblockstosupplypowerforbothampliers.
• Tousetheremotebasscontrolwhenconnectingtwoamplierstogether,
adjustthegainonbothamplierstofullmaximum.Connectoneremote
basscontroltoAmplier#1.
Connecting Two or More Subwoofers
Whenconnectingtwosubwoofers:(4ohmminimumpersub)
• Connecttherstsubwoofertotherstsetofpositivespeakeroutput
terminals.
• Connectthesecondsubwoofertothesecondsetofpositivespeaker
output terminals.
• Connectspeakerwirebetweenthenegativeterminalsofeach
amplier.
Polarity:thepositivespeakeroutputofAmplier#1alwaysshould
alwaysbeconnectedtothepositiveterminalofthesubwoofer.
Whenconnectingmorethantwosubwoofers,useparallelandseries
connectionstoconnectthesubwooferstogetherandtotheampliers.
Donotconnectaloadlowerthan4ohmsperpositiveterminalonthe
amplier.Alwaysmeasuretheimpedanceusingamultimeter.
(+)
(-)
(+)
(-)
4 OHM MINIMUM
4 OHM MINIMUM
(+)
(-)
2 OHM MINIMUM
Amplifier 1 Amplifier 1
Amplifier 2 Amplifier 2
Signal Connections Speaker Connections
Amplifier 1 Amplifier 1
Amplifier 2 Amplifier 2