After re-installation my sound card is not wo

Hello sir/madam,
Before installation sound card was properly working but after re-installation it says Sound card is not found. Please help me to solve this problem. My system information is as follow

OS Name Microsoft Windows XP Professional
Version 5.1.2600 Service Pack 2 Build 2600
OS Manufacturer Microsoft Corporation
System Name KISAN
System Manufacturer INTELR
System Model AWRDACPI
System Type X86-based PC
Processor x86 Family 6 Model 15 Stepping 13 GenuineIntel ~2003 Mhz
Processor x86 Family 6 Model 15 Stepping 13 GenuineIntel ~2003 Mhz
BIOS Version/Date Phoenix Technologies, LTD 6.00 PG, 28/08/2008
SMBIOS Version 2.2
Windows Directory C:\WINDOWS
System Directory C:\WINDOWS\system32
Boot Device \Device\HarddiskVolume1
Locale United States
Hardware Abstraction Layer Version = "5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)"
User Name KISAN\Dhatrak
Time Zone Mountain Standard Time
Total Physical Memory 512.00 MB
Available Physical Memory 452.77 MB
Total Virtual Memory 2.00 GB
Available Virtual Memory 1.96 GB
Page File Space 2.85 GB
Page File C:\PAGEFILE.SYS