Realtek AC '97 audio driver

Download Link

OS : Windows XP, 2000, Me, Vista, 7 etc.

You can choose the server source to download. 

This link frome realtek.com

Hp 510 Notebook Download Drivers Software

Hp 510 Notebook Pc Download Drivers And Software For Windows XP

HPQFlash for HP Notebook System BIOS - Windows-Based
Bios ver: F.08 (9 Jul 2007) Download
ROMPaq for HP Notebook System BIOS – FreeDOS Bootable Media
Bios ver: F.08 (9 Jul 2007) Download

Driver - Audio Sound : Conexant CX20468 Audio Driver Download
Driver - Chipset : Intel Chipset Installation Utility for ICH7 Download
Driver - Graphics Vga : Intel 915GM Express Chipset Video Driver Download
Driver - Keyboard, Mouse and Input Devices :
HP Quick Launch Buttons  Download
Synaptics Touchpad Driver Download
Driver - Modem : Conexant CX20493 Modem Driver Download
Driver - Network : Intel PRO/Wireless Drivers Download
Driver - Network : Intel PRO Network Adapter Driver Download
Driver - Network : HP Wireless Assistant Download
Operating System - Enhancements and QFEs Download
System Default Settings Download
Intel Chipset Installation Utility Download
Software - Solutions : HP SoftPaq Download Manager Download
Software - Solutions : HP Software Update Download
Utility - Tools : HP Battery Check Download