Native Instruments Komplete Audio 6 - Resolving Ground Loop Issues

KOMPLETEAUDIO6–Manual–53
ENGLISH
EliminatingtheLoop
Asa rststep,alwaysconnectyourdevicestothesamepoweroutlet(e.g.,withamulti-
outletpowerstrip).Assumingthatyouhaveconnectedyouraudiointerface,thenexttrouble-
shootingstepistodisconnectalldevicesthatyouarenotcurrentlyusing,butnottheampli-
erand/orspeakers.Thisalsoappliestootherperipheraldevicesyoumayhaveconnectedto
yourcomputer(externaldatastorage,CDrecordersandespeciallyradioortelevisioncables).
Incasethegroundloopdisappeared,youcanaddthedevicesoneafteranothertoidentify
whichdeviceisresponsible.
• Youcantestwhethertheamplierorpoweredmonitorscreatethegroundloop.Moni-
toryouraudiosignalfromtheheadphonesoutputoftheKOMPLETEAUDIO6.The
amplier/poweredmonitorsneedtobephysicallydisconnectedfromtheKOMPLETE
AUDIO6forthat.Incasethegroundloopisnotaudibleontheheadphones,youneed
toliftthegroundonyouramplierorthepoweredspeakers.Contactthemanufacturer
ofyouramplier/speakersbeforeliftingthegroundtondoutifgroundliftingissup-
ported on your device.
• Onlaptops,lowqualitypowersuppliesoftenleadtogroundloopnoise.Runyour
laptoponitsbatterytoseeifthegroundloopdisappears.Incasethegroundloopdis-
appears,youneedtoliftthegroundonyourlaptop.Contactthemanufacturerofyour
laptopbeforeliftingthegroundtondoutifgroundliftingissupportedonyourdevice.
• Ondesktopcomputers,thecomputermonitor(screen)mightcausethegroundloop.
Turnyourmonitoroffanddisconnectitspowersupplywhileyouheartheground
loop.Incasethegroundloopdisappears,youneedtoliftthegroundonyourmonitor.
Contactthemanufacturerofyourmonitorbeforeliftingthegroundtondoutifground
liftingissupportedonyourdevice.
8.5 PhysicallyRe-conguringtheKOMPLETEAUDIO6
ConnecttheKOMPLETEAUDIO6toanotherUSBportonyourcomputer.TryallUSBports
onyourcomputeruntilyoundtheonethatworksbest.
8.6 CheckyourIRQs(Windowsonly)
IRQstandsforInterruptRequest.ThisisthewayinwhichWindowsallocatesresourcesto
thevariousdevicesandportsinyoursystem.IfyourKOMPLETEAUDIO6isonaportthat
sharesanIRQwithotherdevices,youmayhaveanIRQconict.PleaserefertotheKnowl-
edgeBaseontheNativeInstrumentswebsiteandcontactsupport.