Creative Sound Blaster X-Fi - Troubleshooting Digital Audio Devices; Hissing, Popping, and DMA Issues

ProblemswithDigitalAudioDevices
Intermittenthissingornosoundisheardfrommydigitalspeakers.
MakesureyouselectthesamplingrateofthePCMSPDIFoutputofyourDigital
I/Oconnectortomatchtherequirementsofthereceivingdevice.Youmayneed
toselectalowerdigitaloutputsamplingrate.Thechoicesavailableare48kHz
and96kHz.
Tosolvethisproblem:
InCreativeMediaSourceGo!Launcher:
1. ClicktheProductSettingstab.
Double-clicktheAudioConsoleicon.
ClicktheSPDIFI/Otab.
ClicktherequiredsamplingratefromtheDigitalOutput(PCM)Sampling
Ratelist.
InEntertainmentMode,clicktheDigitalI/Obutton,andclicktherequired
samplingratefromtheDigitalOutputSamplingRatelist.
Poppingnoisesareheardduringplayback.
TheDMAfeaturemaynotbeenabledforyourcomputer'sdrives.
Tosolvethisproblem:
ForWindowsVista
1. ClickStart ControlPanel HardwareandSound Device
Manager.
IfaUserAccountControldialogboxappears,askingyouforpermission
tocontinuewiththeaction,clicktheContinuebutton.
Double-clicktheIDEATA/ATAPIControllersicon.
ForeachATAChannelinthelist,right-clickandselectProperties.
ClicktheAdvancedSettingstabandselecttheEnableDMAcheckbox.
ClicktheOKbutton.
ForWindowsXP
1. ClickStart Settings ControlPanelorStart ControlPanel.
IntheControlPaneldialogbox,double-clicktheSystemicon.
IntheSystemPropertiesdialogbox,clicktheHardwaretab.
ClicktheDeviceManagerbutton.