I worte a script for beep services, this service enable the computer system beep in vista pe environment, let your computer has some beep sound as you need. It's not a necessary but very useful service to some job automation scripts.
Test:
1. open a command prompt window in vista pe
2. input "echo ^g" (press ctrl ang g)
3. press enter, then you can hear the beep sound
[main] Title=<layer id="google-toolbar-hilite-3" style="background-color: Fuchsia; color: black;">Beep</layer> Service Type=Script Selected=True Locked=False Level=3 Version=1 Description=Turn on the <layer id="google-toolbar-hilite-4" style="background-color: Fuchsia; color: black;">beep</layer> sound service for VISTA PE Locked=false Date=03.30.2009 Author=Tintinbt Download_Level=2 [Process] Echo,Processing <layer id="google-toolbar-hilite-5" style="background-color: Fuchsia; color: black;">Beep</layer> Service Installation Echo, Copying Files to \windows\system32\drivers FileCopy,"%InstallSRC%\windows\system32\drivers\<layer id="google-toolbar-hilite-6" style="background-color: Fuchsia; color: black;">beep</layer>.sys","%TargetDir%\Windows\system32\drivers" Echo, Adding the Registry for Dos Environment RegHiveLoad,WB-System,%RegSystem% RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-7" style="background-color: Fuchsia; color: black;">Beep</layer>","ErrorControl",01 RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-8" style="background-color: Fuchsia; color: black;">Beep</layer>","Group","Base" RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-9" style="background-color: Fuchsia; color: black;">Beep</layer>","Start",01 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-10" style="background-color: Fuchsia; color: black;">Beep</layer>","Tag",02 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-11" style="background-color: Fuchsia; color: black;">Beep</layer>","Type",01 RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-12" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum","0","Root\\LEGACY_<layer id="google-toolbar-hilite-13" style="background-color: Fuchsia; color: black;">BEEP</layer>\\0000" RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-14" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum","Count",01 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-15" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum","NextInstance",01 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-16" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-17" style="background-color: Fuchsia; color: black;">BEEP</layer>","NextInstance",01 RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-18" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-19" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","Service","<layer id="google-toolbar-hilite-20" style="background-color: Fuchsia; color: black;">Beep</layer>" RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-21" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-22" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","Legacy",01 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-23" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-24" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","ConfigFlags",00 RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-25" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-26" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","Class","LegacyDriver" RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-27" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-28" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","ClassGUID","{8ECC055D-047F-11D1-A537-0000F8753ED1}" RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-29" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-30" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","DeviceDesc","<layer id="google-toolbar-hilite-31" style="background-color: Fuchsia; color: black;">Beep</layer>" RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-32" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-33" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000","Capabilities",00 RegWrite,HKLM,0x3,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-34" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-35" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000\Control","*NewlyCreated",00 RegWrite,HKLM,0x1,"WB-System\ControlSet001\Services\<layer id="google-toolbar-hilite-36" style="background-color: Fuchsia; color: black;">Beep</layer>\Enum\Root\LEGACY_<layer id="google-toolbar-hilite-37" style="background-color: Fuchsia; color: black;">BEEP</layer>\0000\Control","ActiveService","<layer id="google-toolbar-hilite-38" style="background-color: Fuchsia; color: black;">Beep</layer>" RegHiveUnLoad,WB-System