[Version] Signature="$CHICAGO$" Class=MEDIA ClassGUID={4d36e96c-e325-11ce-bfc1-08002be10318} provider=%MSFT% LayoutFile=layout.inf, layout1.inf, layout2.inf ;CatalogFile=W98.cat ;CatalogFile.NTx86=NT5x86.cat [SourceDiskFiles] W98.cat=0,,920 NT5x86.cat=0,,920 [Manufacturer] %CMMfgName%=CMEDIA ; ; Mechanism for excluding drivers from the "Add New Hardware" list. ; ;[ControlFlags] ExcludeFromSelect=PCI\VEN_13F6&DEV_0100 ExcludeFromSelect=PCI\VEN_13F6&DEV_0101 ExcludeFromSelect=PCI\VEN_10B9&DEV_0100 ExcludeFromSelect=PCI\VEN_13F6&DEV_0111 ; CMedia miniport [CMEDIA] %*WDM_CMI8330.DeviceDesc%=WDM_CMI8330,ISAPNP\CMI0001_DEV0000 %MS_MPU401.DeviceDesc% =MS_MPU401, ISAPNP\CMI0001_DEV0001 %GAME.DeviceDesc% =GAME, ISAPNP\CMI0001_DEV0002 %SB16.DeviceDesc% =WDM_SB16, ISAPNP\CMI0001_DEV0003 %*WDM_CMI8338.DeviceDesc%=WDM_CMI8338,,PCI\VEN_13F6&DEV_0100 ;CM8338A %*WDM_CMI8338.DeviceDesc%=WDM_CMI8338,,PCI\VEN_13F6&DEV_0101 ;CM8338B %*WDM_CMI8338.DeviceDesc%=WDM_CMI8338,,PCI\VEN_10B9&DEV_0100 %*WDM_CMI8338.DeviceDesc%=WDM_CMI8338,,PCI\VEN_13F6&DEV_0111 ;CM8738 [STUB_DEVICE] [WDM_CMI8330] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration CopyFiles=CMI8330.CopyList AddReg=WDM_CMI8330.AddReg [WDM_CMI8330.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,WDM_CMI8330.Interface.Topology AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_FMSynth%,WDM.Interface.FMSynth AddInterface=%KSCATEGORY_RENDER%,%KSNAME_FMSynth%,WDM.Interface.FMSynth [WDM_CMI8330.Interface.Wave] AddReg=WDM_8330.Interface.Wave.AddReg [WDM_8330.Interface.Wave.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM_CMI8330.Wave.szPname% [WDM_CMI8330.Interface.Topology] AddReg=WDM_8330.Interface.Topo.AddReg ;; warning!! must be "Topo" because "Topology" is too long [WDM_8330.Interface.Topo.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM_CMI8330.Topology.szPname% [WDM_CMI8338] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration CopyFiles=CMI8338.CopyList AddReg=WDM_CMI8338.AddReg [WDM_CMI8338.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,WDM_CMI8338.Interface.Topology AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_RENDER%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_FMSynth%,WDM.Interface.FMSynth AddInterface=%KSCATEGORY_RENDER%,%KSNAME_FMSynth%,WDM.Interface.FMSynth [WDM_CMI8338.Interface.Wave] AddReg=WDM_8338.Interface.Wave.AddReg [WDM_8338.Interface.Wave.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM_CMI8338.Wave.szPname% [WDM_CMI8338.Interface.Topology] AddReg=WDM_8338.Interface.Topo.AddReg ;; warning!! must be "Topo" because "Topology" is too long [WDM_8338.Interface.Topo.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM_CMI8338.Topology.szPname% [WDM.Interface.UART] AddReg=WDM.Interface.UART.AddReg [WDM.Interface.UART.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM.UART.szPname% [WDM.Interface.FMSynth] AddReg=WDM.Interface.FMSynth.AddReg [WDM.Interface.FMSynth.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM.FMSynth.szPname% [WDM_CMI8330.AddReg] HKR,,AssociatedFilters,,"wdmaud,swmidi,redbook" HKR,,Driver,,CM8330.SYS HKR,,NTMPDriver,,"CM8330.sys,sbemul.sys" HKR,Drivers,SubClasses,,"wave,midi,mixer" HKR,Drivers\wave\wdmaud.drv, Driver,,wdmaud.drv HKR,Drivers\midi\wdmaud.drv, Driver,,wdmaud.drv HKR,Drivers\mixer\wdmaud.drv,Driver,,wdmaud.drv HKR,Drivers\wave\wdmaud.drv,Description,,%*WDM_CMI8330.DeviceDesc% HKR,Drivers\midi\wdmaud.drv,Description,,%WDM_MIDI% HKR,Drivers\mixer\wdmaud.drv,Description,,%*WDM_CMI8330.DeviceDesc% [WDM_CMI8338.AddReg] HKR,,AssociatedFilters,,"wdmaud,swmidi,redbook" HKR,,Driver,,CM8338.SYS HKR,,NTMPDriver,,"CM8338.sys,sbemul.sys" HKR,Drivers,SubClasses,,"wave,midi,mixer" HKR,Drivers\wave\wdmaud.drv, Driver,,wdmaud.drv HKR,Drivers\midi\wdmaud.drv, Driver,,wdmaud.drv HKR,Drivers\mixer\wdmaud.drv,Driver,,wdmaud.drv HKR,Drivers\wave\wdmaud.drv,Description,,%*WDM_CMI8338.DeviceDesc% HKR,Drivers\midi\wdmaud.drv,Description,,%WDM_MIDI% HKR,Drivers\mixer\wdmaud.drv,Description,,%*WDM_CMI8338.DeviceDesc% ;;Mpu401 [MS_MPU401] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration, WDMAUDIO.MPU401 [MS_MPU401.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_RENDER%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_UART%,WDM.Interface.UART [GAME] CopyFiles=JoyStick.CopyList DelFiles=JoyStick.DeleteList AddReg=JOYSTICK.AddReg,STICK_Dev.AddReg,PreCopySection,STICK.AddReg [WDM_SB16] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration CopyFiles=MSSB16.CopyList AddReg=WDM_SB16.AddReg [WDM_SB16.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_SB16.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_SB16.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_SB16.Interface.Wave [WDM_SB16.Interface.Wave] AddReg=WDM_SB16.Interface.Wave.AddReg [WDM_SB16.Interface.Wave.AddReg] HKR,,CLSID,,%Proxy.CLSID% HKR,,FriendlyName,,%WDM_SB16.Wave.szPname% [WDM_SB16.AddReg] HKR,,AssociatedFilters,,"wdmaud" HKR,,Driver,,cm8330sb.SYS HKR,,NTMPDriver,,"cm8330sb.sys" HKR,Drivers,SubClasses,,"wave" HKR,Drivers\wave\wdmaud.drv, Driver,,wdmaud.drv HKR,Drivers\wave\wdmaud.drv,Description,,%SB16.DeviceDesc% [DestinationDirs] CMI8330.CopyList = 10,system32\drivers ; %SystemRoot%\system32\drivers CMI8338.CopyList = 10,system32\drivers ; %SystemRoot%\system32\drivers MS_MPU401.CopyList = 10,system32\drivers ; %SystemRoot%\system32\drivers MSSB16.CopyList = 10,system32\drivers ; %SystemRoot%\system32\drivers DelOldKernelFiles = 10,system32\drivers DelOldUserFiles = 10,system32 [CMI8330.CopyList] cm8330.sys [CMI8338.CopyList] cm8338.sys [MS_MPU401.CopyList] msmpu401.sys [JoyStick.CopyList] msjstick.drv vjoyd.vxd [JoyStick.DeleteList] msjstick.drv vjoyd.vxd [MSSB16.CopyList] cm8330sb.sys ;;**************** NT Install **************** [STUB_DEVICE.NT] [WDM_CMI8330.NT] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration.NT CopyFiles=CMI8330.CopyList AddReg=WDM_CMI8330.AddReg [WDM_CMI8338.NT] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration.NT CopyFiles=CMI8338.CopyList AddReg=WDM_CMI8338.AddReg UpdateInis = DelOldInis DelReg = DelOldRegs DelFiles = DelOldKernelFiles, DelOldUserFiles [MS_MPU401.NT] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration.NT, WDMAUDIO.MPU401 [GAME.NT] [WDM_CMI8330.NT.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_CMI8330.Interface.Wave AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,WDM_CMI8330.Interface.Topology AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_FMSynth%,WDM.Interface.FMSynth AddInterface=%KSCATEGORY_RENDER%,%KSNAME_FMSynth%,WDM.Interface.FMSynth [WDM_CMI8338.NT.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_CMI8338.Interface.Wave AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,WDM_CMI8338.Interface.Topology AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_RENDER%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_FMSynth%,WDM.Interface.FMSynth AddInterface=%KSCATEGORY_RENDER%,%KSNAME_FMSynth%,WDM.Interface.FMSynth [MS_MPU401.NT.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_RENDER%,%KSNAME_UART%,WDM.Interface.UART AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_UART%,WDM.Interface.UART [STUB_DEVICE.NT.Services] AddService = ,0x2 [WDM_CMI8330.NT.Services] AddService = wdmaud, 0x00000000, wdmaud_Service_Inst AddService = cm8330, 0x00000002, cm8330_Service_Inst [WDM_CMI8338.NT.Services] AddService = wdmaud, 0x00000000, wdmaud_Service_Inst AddService = cm8338, 0x00000002, cm8338_Service_Inst [MS_MPU401.NT.Services] AddService = wdmaud, 0x00000000, wdmaud_Service_Inst AddService = ms_mpu401,0x00000002, ms_mpu401_Service_Inst [GAME.NT.SERVICES] AddService=,0x2 [WDM_SB16.NT] Include=ks.inf, wdmaudio.inf Needs=KS.Registration, WDMAUDIO.Registration.NT CopyFiles=MSSB16.CopyList AddReg=WDM_SB16.AddReg [WDM_SB16.NT.Interfaces] AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,WDM_SB16.Interface.Wave AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,WDM_SB16.Interface.Wave AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,WDM_SB16.Interface.Wave [WDM_SB16.NT.Services] AddService = wdmaud, 0x00000000, wdmaud_Service_Inst AddService = sb16, 0x00000002, sndblst_Service_Inst [wdmaud_Service_Inst] DisplayName = %wdmaud.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 1 ; SERVICE_SYSTEM_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %10%\system32\drivers\wdmaud.sys [cm8330_Service_Inst] DisplayName = %cm8330.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 3 ; SERVICE_DEMAND_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %10%\system32\drivers\cm8330.sys [cm8338_Service_Inst] DisplayName = %cm8338.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 3 ; SERVICE_DEMAND_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %10%\system32\drivers\cm8338.sys [ms_mpu401_Service_Inst] DisplayName = %ms_mpu401.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 3 ; SERVICE_DEMAND_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %10%\system32\drivers\msmpu401.sys [sndblst_Service_Inst] DisplayName = %sndblst.SvcDesc% ServiceType = 1 ; SERVICE_KERNEL_DRIVER StartType = 3 ; SERVICE_DEMAND_START ErrorControl = 1 ; SERVICE_ERROR_NORMAL ServiceBinary = %10%\system32\drivers\cm8330sb.sys [DelOldInis] [DelOldRegs] [DelOldKernelFiles] [DelOldUserFiles] cm-8338.dll,,,1 [Strings] MSFT="Microsoft" CMMfgName="C-Media" *WDM_CMI8330.DeviceDesc="WDM Driver for C-Media 8330" WDM_CMI8330.Wave.szPname="C-Media 8330" WDM_CMI8330.Topology.szPname="C-Media 8330" *WDM_CMI8338.DeviceDesc="WDM Driver for C-Media 8338/8738" WDM_CMI8338.Wave.szPname="C-Media 8338/8738" WDM_CMI8338.Topology.szPname="C-Media 8338/8738" MS_MPU401="Microsoft Generic MPU401 (WDM)" MS_MPU401.DeviceDesc="CM8330 MPU401 Driver (WDM)" GAME.DeviceDesc="Game port" SB16.DeviceDesc="CM8330 SB16 Driver (WDM)" MediaCategories="SYSTEM\CurrentControlSet\Control\MediaCategories" WDM_MIDI="WDM-based Device" Proxy.CLSID= "{17CCA71B-ECD7-11D0-B908-00A0C9223196}" KSCATEGORY_AUDIO="{6994AD04-93EF-11D0-A3CC-00A0C9223196}" KSCATEGORY_RENDER="{65E8773E-8F56-11D0-A3B9-00A0C9223196}" KSCATEGORY_CAPTURE="{65E8773D-8F56-11D0-A3B9-00A0C9223196}" KSNAME_Wave="Wave" KSNAME_UART="UART" KSNAME_FMSynth="FMSynth" KSNAME_Topology="Topology" KSNAME_Wavetable="Wavetable" WDM.UART.szPname="MPU-401" WDM.FMSynth.szPname="FM Synthesizer" WDM_SB16.Wave.szPname="CM8330 SB16" cm8330.SvcDesc = "WDM Driver for C-Media 8330" cm8338.SvcDesc = "WDM Driver for C-Media 8338/8738" wdmaud.SvcDesc = "Microsoft WDM Virtual Wave Driver (WDM)" ms_mpu401.SvcDesc = "Microsoft MPU-401 MIDI UART Driver (WDM)" sndblst.SvcDesc = "WDM Sample Driver for SB16"Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.