W Audio EPX 1200 User Manual - Technical Specifications
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EPX Series Power Amplifiers User Manual
7
EPX 1200 & EPX 2200 rear panel
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POWER
AMPLIFIER
240V~50Hz
Serial no.
CAUTION!
Remove the mains power before
opening the unit. No user serviceable
parts inside, refer to qualified service personnel.
Protect the unit against moisture and heat.
Operating temperature range 0-40°C.
This product is not intended for use
other than stated.
OUTPUTS
CH-B
OUTPUTS
CH-A
OUTPUT
BRIDGE
T10.0 A
240V~50Hz
MAINS
GROUNDLIFT
LIFT
GND
LIMITER
ON
OFF
PR
ST
BR
LOW
HIGH BYPASS
LOW
HIGH BYPASS
INPUTS
CH-B
LINK
CH-B
LINK
CH-A
INPUTS
CH-A
01-XLRinputs-Theseinputsallowyoutoconnectbalanced
XLRplugs.Thesearewiredwithpin2hot,pin3coldand
pin1ground
02-¼”jackinputs-Theseinputsallowyoutoconnect¼”
unbalancedjackplugs
03-Therearetwowaysofconnectingyourspeakers:
Lockingspeakerconnectorsorbindingposts.
Theconnectorsarewiredinparallel.(e.g.Channel1
bindingpostandlockingspeakerconnectorsarein
parallelandthesameforchannel2).
Whentheamplifierisusedinbridgedmonomodeuse
eithertheoutputbridgedlockingspeakerconnectorsor
thetworedbindingposts.
04-Lockingpowersocket-Thisiswhereyouconnectthe
detachablelockingpowercable.Connecttheotherend
toa240VACoutlet.
05-Ampmode-Thisswitchdeterminestheinputsignal
routingwithintheamplifier.Formostapplicationsstereo
willbeused.
Stereo:Thisisthenormalmodeforamplifyingstereo
signals.Itacceptsleftandrightinputsandroutesthem
totheleftandrightoutputs.
Parallel:Thismodeisusedwhenyouwanttosend
monosignalstobothoutputs.Itacceptsasingleinput
intochannel1androutesittoboththechannel1and
channel2outputs.Eachchannelslevelcontroladjusts
thegainforeachchannel.
Bridge:Thismodeacceptsasingleinputintochannel1
andusesbothamplifieroutputstodoublethepowerto
onespeakeroutput.Usechannel1levelcontroltoadjust
thegain.Turnchannel2levelcontroltominimum.
06-Whenengagedthelimiterswitchprotectsyour
speakersfromtheeffectsofclipping.Itisdesignedto
bevirtuallytransparentandyoushouldhearverylittle
audibledifference.Itisrecommendedthatyoualways
havethisswitchactiveunlessyouareusingexternal
compressor/limiters.
07-Groundliftswitch-Thisswitchallowsthesignalground
orchassisgroundtobeseparatedincaseofaground
conflict.Forthehighestsafetyoftheequipment,itis
recommendedtokeepthe“groundliftswitch”inthe
GNDposition.Incaseofagroundconflictpleaseset
thegroundliftswitchtoGNDLIFT.
08-ThesebalancedXLRoutputscanbeusedtoloop
throughthesignaltoadditionalpoweramplifiers.
09-Crossover:Fornormaloperationsetthemodeswitchto
Bypass.Low/HighPassMode:Whenusingthe“Low/
HighPassMode”,theamplifiercanbeconfiguredfor
HighPassorLowPassoperation.
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09
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