For windows vista ultimate (32bit)
AMD USB Filter Driver
AMD Video Driver
Driver - Keyboard, Mouse and Input Devices
ALPS Touchpad Driver
ENE CIR Receiver Driver
Validity Fingerprint Sensor Driver
Driver - StorageJMB38X Card Reader Host Controller Driver
Software - MultimediaHP MediaSmart TV Software
HP MediaSmart SmartMenu Update
HP DVD Play
and all other driver should be detected after vista installation but if its not, use the driver below:
Sound:
(i believe that sound already work in your laptop after installing vista) if not try this:
IDT High-Definition Audio CODEC Driver
Video/VGA
yours is i believe using ATI Radeon HD 3200
Download
or
Download
BIOS:
Download
Network(use this driver if only you cannot use the wireless)
Realtek RTL8102E/8111C Family PCI-E Gigabit Ethernet NIC Driver
HP Wireless Assistant
webcam
Cyberlink YouCam Software
Compaq Presario CQ40-401AU Windows Vista Driver
Here is the driver that reply to the following request: Anonymous said... where can i get the driver for my compaq presario CQ40-401AU....