Tvs.inf Driver File Contents (qg25vsoundx.exe)

;*************************************************************************************************************
; This INF file supports to install the Toshiba Audio Filter Driver.
;
; Copyright (c) 2004, Toshiba Corporation
;
; SRS, WOW XT, 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
WOWXT_kern_i386.sys = 1
TSXT_kern_i386.sys = 1

[DestinationDirs]
DefaultDestDir = 12

[DefaultInstall.NT]
CopyFiles = @Tvs.sys, @WOWXT_kern_i386.sys, @TSXT_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]
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,BypassEmulate6ch,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,BypassChkWinDVD,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,WowxtOutputGain,%REG_DWORD%,46
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,TsxtOutputGain,%REG_DWORD%,108
HKLM,System\CurrentControlSet\Services\%RegistryPath%\Parameters,PassiveMatrix,%REG_DWORD%,1

[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

RegistryPath          = "Tvs"
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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.

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