Sound driver missing

This is my system information generated through 3DP CHIP:

HDAUDIO    90EC086180000000    Audio Device on High Definition Audio Bus    Audio Device on High Definition Audio Bus    Internal High Definition Audio Bus    Internal High Definition Audio Bus
PCI    1002437100000000060401    (Standard system devices)    PCI standard PCI-to-PCI bridge    PCI bus 0, device 20, function 4    System
PCI    10024372D60080860C0500    SM Bus Controller    SM Bus Controller    PCI bus 0, device 20, function 0    Unknown
PCI    10024373D60080860C0320    (Standard USB Host Controller)    Standard Enhanced PCI to USB Host Controller    PCI bus 0, device 19, function 2    USB
PCI    10024374D60080860C0310    (Standard USB Host Controller)    Standard OpenHCD USB Host Controller    PCI bus 0, device 19, function 0    USB
PCI    10024375D60080860C0310    (Standard USB Host Controller)    Standard OpenHCD USB Host Controller    PCI bus 0, device 19, function 1    USB
PCI    10024376D600808601018A    (Standard IDE ATA/ATAPI controllers)    Standard Dual Channel PCI IDE Controller    PCI bus 0, device 20, function 1    hdc
PCI    1002437700000000060100    (Standard system devices)    PCI standard ISA bridge    PCI bus 0, device 20, function 3    System
PCI    10024379D600808601018F    (Standard IDE ATA/ATAPI controllers)    Standard Dual Channel PCI IDE Controller    PCI bus 0, device 18, function 0    hdc
PCI    1002437AD600808601018F    (Standard IDE ATA/ATAPI controllers)    Standard Dual Channel PCI IDE Controller    PCI bus 0, device 17, function 0    hdc
PCI    1002437BD6008086040300    Microsoft    Microsoft UAA Bus Driver for High Definition Audio    PCI bus 0, device 20, function 2    System
PCI    10025A3300000000060000    (Standard system devices)    PCI standard host CPU bridge    PCI bus 0, device 0, function 0    System
PCI    10025A3F00000000060400    (Standard system devices)    PCI standard PCI-to-PCI bridge    PCI bus 0, device 1, function 0    System
PCI    10025A61D6008086030000    Video Controller (VGA Compatible)    Video Controller (VGA Compatible)    PCI bus 1, device 5, function 0    Unknown
PCI    10EC8139D6008086020000    Realtek    Realtek RTL8139 Family PCI Fast Ethernet NIC    PCI bus 2, device 2, function 0    Net
USB    10024374    (Standard USB Host Controller)    USB Root Hub    (Standard USB Host Controller)    USB
USB    10024375    (Standard USB Host Controller)    USB Root Hub    (Standard USB Host Controller)    USB
USB    10024373    (Standard USB Host Controller)    USB Root Hub    (Standard USB Host Controller)    USB


CPU : Intel Pentium 4  3.06GHz ( http://vga.pe.kr/3dp/chip.php?driver=intel_cpu_907 )
Motherboard : [D101GGC] AMD 480X (200) (Xpress 1600 / 200 Rename) ( http://vga.pe.kr/3dp/chip.php?driver=ati_mb_907 )
GC : ATi Radeon Xpress 1150 (200) ( http://vga.pe.kr/3dp/chip.php?driver=ati_gc_o300_907 )
Sound Card : Unknown Device (Please Bugreporting) ( http://vga.pe.kr/3dp/chip.php?driver=feedback_907 )
Sound Card : Unknown 1002437B HD Audio ( http://vga.pe.kr/3dp/chip.php?driver=hdaudio_907 )
Ethernet Card: Realtek RTL8139/810x ( http://vga.pe.kr/3dp/chip.php?driver=dp_net )

Memory : 191MB

O/S : Windows XP Professional  SP2 32bit


3DP Chip (http://www.3dpchip.com) - Chip Ver.110521

As u can see sound card is showing unknown device. Actually no drivers are installed and i dn't know wht to do.