CHIPSET:
Compaq Presario v2000 Chipset Driver
Intel Chipset INF update Utilities
Download
GRAPHIC:
Compaq Presario v2000Graphic Driver
Mobile Intel 915GM/GMS, 910GML Express Chipset Family Driver
Download
AUDIO;
Compaq Presario v2000 Audio Driver
follow this guide:Download and installation Guide
HP Quicklaunch Button
Compaq Presario v2000Button Driver
Download (direct)
Download (HP)
Download (mediafire)
CARD READER
Compaq Presario v2000 Card Reader driver
texas instrument card reader
download
If you have webcam:
Compaq Presario v2000Webcam driver
Cyberlink YouCam Software
Download
Download (mediafire)
WIRELESS:
Compaq Presario v2000 Wireless Driver
==================
If you have Intel Wireless:
Intel Wireless LAN Driver for Microsoft Windows 7
Download
If you have Broadcom Wireless:
Broadcom Wireless LAN Driver for Microsoft Windows 7
Download
If you have Atheros Wireless
Atheros Wireless LAN Driver for Microsoft Windows 7
Download
==================
ETHERNET
Compaq Presario v2000 LAN/Ethernet Driver
Realtek RTL8139/810x Family Fast Ethernet NIC Driver
Download link