1. sm105vsoundx.exe Driver
2. Tvs.inf File Contents

Tvs.inf Driver File Contents (sm105vsoundx.exe)

;*************************************************************************************************************
; This INF file supports to install the Toshiba Audio Filter Driver.
;
; Copyright (c) 2004-2005, TOSHIBA Corporation
;
; SRS, WOW HD, TruSurround XT and (o) symbol are trademarks of SRS Labs, Inc.
; TruSurround, TruBass, SRS and FOCUS technologies are incorporated under license
; from SRS Labs, Inc."
;*************************************************************************************************************

[Version]
signature = "$Windows NT$"

[SourceDisksNames]
1 = %ClasFilt.MediaDesc%

[SourceDisksFiles]
Tvs.sys = 1
WOWHD_kern_i386.sys = 1
TSXT_kern_i386.sys = 1
CSIIDecoder_kern_i386.sys = 1

[DestinationDirs]
DefaultDestDir = 12

[DefaultInstall.NT]
CopyFiles = @Tvs.sys, @WOWHD_kern_i386.sys, @TSXT_kern_i386.sys, @CSIIDecoder_kern_i386.sys
AddReg = ClassFilter_AddReg
 
[ClassFilter_AddReg]
HKLM, System\CurrentControlSet\Control\Class\{4d36e96c-e325-11ce-bfc1-08002be10318}, UpperFilters, 0x00010008, Tvs

[DefaultInstall.NT.Services]
AddService = Tvs, , clasfilt_Service_Inst, clasfilt_EventLog_Inst

[clasfilt_Service_Inst]
DisplayName     = %ClasFilt.SvcDesc%
ServiceType     = %SERVICE_KERNEL_DRIVER%
StartType       = %SERVICE_DEMAND_START%
ErrorControl    = %SERVICE_ERROR_IGNORE%
ServiceBinary   = %12%\Tvs.sys
LoadOrderGroup  = PNP Filter

[clasfilt_EventLog_Inst]
AddReg = clasfilt_EventLog_AddReg, clasfilt_Parameters_AddReg

[clasfilt_EventLog_AddReg]
HKR,,EventMessageFile, %REG_EXPAND_SZ%,"%%SystemRoot%%\System32\IoLogMsg.dll;%%SystemRoot%%\System32\drivers\Tvs.sys"
HKR,,TypesSupported, %REG_DWORD%, 7

[clasfilt_Parameters_AddReg]
;[FilterFlag]
; bit-00: <FILTER_FLAG_CODEC_AC97> 0:Others 1:AC97 Audio
; bit-01: <FILTER_FLAG_CODEC_HDA> 0:Others 1:High Definition Audio
; bit-02: <FILTER_FLAG_SAMPLERATE_VARIABLE> 0:Constant 1:Variable
; bit-03: <FILTER_FLAG_BITDEPTH_20BIT> 0:16bit 1:20bit (only for SoundMAX AC97 with ICH6/7)
; bit-04: <FILTER_FLAG_BITDEPTH_32BIT> 0:16bit 1:32bit
; bit-05: <FILTER_FLAG_CHANNELS> 0:2ch 1:4ch/6ch
; bit-06: <FILTER_FLAG_EMULATEMODE> 0:OFF(2ch) 1:ON(6ch emulation)
; bit-07: <FILTER_FLAG_BYPASSCHKWINDVD> 0:Checking WinDVD 1:Bypass Checking WinDVD
; bit-08-32: <Reserved>

HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,DeviceCount,%REG_DWORD%,2

;[aeaudio/Analog Devices AC97]
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,ServiceName1,%REG_SZ%,aeaudio
;[2ch] 0000-1101b (0x0D)
;HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,FilterFlag1,%REG_DWORD%,0x0000000D
;[6ch] 0100-1101b (0x4D)
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,FilterFlag1,%REG_DWORD%,0x0000004D

;[sthda/SigmaTel HDA]
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters\,ServiceName2,%REG_SZ%,sthda
;[2ch] 0001-0010b (0x12)
;HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters\,FilterFlag2,%REG_DWORD%,0x00000012
;[6ch] 0101-0010b (0x52)
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters\,FilterFlag2,%REG_DWORD%,0x00000052

[Strings]
ClasFilt.SvcDesc	= "TOSHIBA Virtual Sound with SRS technologies"
ClasFilt.MediaDesc 	= "TOSHIBA Virtual Sound with SRS technologies"

SERVICE_KERNEL_DRIVER = 1
SERVICE_DEMAND_START  = 3
SERVICE_ERROR_IGNORE  = 0
REG_EXPAND_SZ         = 0x00020000
REG_DWORD             = 0x00010001
REG_SZ                = 0x0

RegistryPath          = "Tvs"

How To Update Drivers Manually

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.