www.BlackViper.com: Windows 7 Services 411 - Windows Audio

Windows Audio

Default Description:

Manages audio for Windows-based programs. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.

Additional Information:

If you wish to hear any sound from your computer, this service needs to remain in the Automatic and Started state.

Additional Reading:

• None at this time

Discussion Topic Link:

Windows 7 Services Forum

Defaults Startup Type:

Windows 7 Starter: Automatic (Started)
Windows 7 Home Basic: Automatic (Started)
Windows 7 Home Premium: Automatic (Started)
Windows 7 Professional: Automatic (Started)
Windows 7 Ultimate: Automatic (Started)
Windows 7 Enterprise: Automatic (Started)

Other Settings:

Safe Setting: Automatic

Service Names:

Service Name (registry): AudioSrv

Display Name: Windows Audio

Default Path and Command Line Options:

C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted

Log On As:

Account: Local Service

Dependencies:

What service Windows Audio needs to function properly:

• Multimedia Class Scheduler (S, HB, HP, P, U, E)
• Remote Procedure Call (RPC) (S, HB, HP, P, U, E)
  • DCOM Server Process Launcher (S, HB, HP, P, U, E)
  • RPC Endpoint Mapper (S, HB, HP, P, U, E)
• Windows Audio Endpoint Builder (S, HB, HP, P, U, E)
  • Plug and Play (S, HB, HP, P, U, E)

What other service require Windows Audio to function properly:

• None (S, HB, HP, P, U, E)

Registry Settings (.reg):

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Audiosrv]
"DisplayName"="@%SystemRoot%\\system32\\audiosrv.dll,-200"
"Group"="AudioGroup"
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,4c,00,6f,00,63,00,61,00,6c,00,53,00,65,00,72,00,76,00,69,00,63,\
00,65,00,4e,00,65,00,74,00,77,00,6f,00,72,00,6b,00,52,00,65,00,73,00,74,00,\
72,00,69,00,63,00,74,00,65,00,64,00,00,00
"Description"="@%SystemRoot%\\System32\\audiosrv.dll,-201"
"ObjectName"="NT AUTHORITY\\LocalService"
"ErrorControl"=dword:00000001
"Start"=dword:00000002
"Type"=dword:00000020
"DependOnService"=hex(7):41,00,75,00,64,00,69,00,6f,00,45,00,6e,00,64,00,70,00,\
6f,00,69,00,6e,00,74,00,42,00,75,00,69,00,6c,00,64,00,65,00,72,00,00,00,52,\
00,70,00,63,00,53,00,73,00,00,00,4d,00,4d,00,43,00,53,00,53,00,00,00,00,00
"ServiceSidType"=dword:00000001
"RequiredPrivileges"=hex(7):53,00,65,00,43,00,68,00,61,00,6e,00,67,00,65,00,4e,\
00,6f,00,74,00,69,00,66,00,79,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,\
67,00,65,00,00,00,53,00,65,00,49,00,6d,00,70,00,65,00,72,00,73,00,6f,00,6e,\
00,61,00,74,00,65,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,\
00,00,53,00,65,00,49,00,6e,00,63,00,72,00,65,00,61,00,73,00,65,00,57,00,6f,\
00,72,00,6b,00,69,00,6e,00,67,00,53,00,65,00,74,00,50,00,72,00,69,00,76,00,\
69,00,6c,00,65,00,67,00,65,00,00,00,00,00
"FailureActions"=hex:80,51,01,00,00,00,00,00,00,00,00,00,03,00,00,00,14,00,00,\
00,01,00,00,00,60,ea,00,00,01,00,00,00,c0,d4,01,00,00,00,00,00,00,00,00,00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Audiosrv\Parameters]
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,\
00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
41,00,75,00,64,00,69,00,6f,00,73,00,72,00,76,00,2e,00,64,00,6c,00,6c,00,00,\
00
"ServiceDllUnloadOnStop"=dword:00000001