Compaq Presario CQ40-506TU windows XP Driver

Install .Net Framework before others:
http://tinyurl.com/758p8

CHIPSET:
INF Update Utility - Primarily for Intel® 5, 4, 3, 900 Series Chipsets
Download (direct link)
Download (intel website)
Download(mediafire)

GRAPHIC:
If you have Intel Graphic:
Mobile Intel 45 Express Chipset Family Graphics Driver
Intel graphic accelerator 4500MHD
Download

AUDIO: follow the instructions.
MS UAA (required with a reboot before Audio driver)
here:
Download

Audio driver: IDT High-Definition Audio CODEC Driver
Download
or
http://downloadmirror.intel.com/16741/eng/AUD_allOS_6033.2_PV_IDTGUI_v124.exe

read the sound installation at the end of the post.

High-Definition Audio (HDA) Modem Installer and Driver
ftp://ftp.hp.com/pub/softpaq/sp39501-40000/sp39545.exe

Windows Installer 3.1(required before wireless)
here:
http://tinyurl.com/9cg2y

If you have Intel PRO/Wireless Drivers
here:
ftp://ftp.hp.com/pub/softpaq/sp38501-39000/sp38890.exe

if you have Broadcom Wireless
here:
ftp://ftp.hp.com/pub/softpaq/sp39501-40000/sp39243.exe

Realtek RTL8102E Family PCI-E Fast Ethernet NIC
here:
http://tinyurl.com/4ssd97

JMB38X Card Reader Host Controller Driver
ftp://ftp.hp.com/pub/softpaq/sp40001-40500/sp40221.exe

ENE CIR Receiver (vista version)
http://tc.versiontracker.com/product/redir/lid/1508335/CIR.zip

for HDMI Audio
ftp://202.65.194.212/pc/audio/HDMI-R203.exe

ALPS Touchpad Driver
ftp://ftp.hp.com/pub/softpaq/sp31001-31500/sp31075.exe

or try this new driver (not sure it will work)
ftp://ftp.hp.com/pub/softpaq/sp38501-39000/sp38629.exe

HP Quick Launch Buttons
ftp://ftp.hp.com/pub/softpaq/sp40001-40500/sp40139.exe

If you have Bluetooth,
The HP Integrated Module is your Bluetooth Wireless
here:
ftp://ftp.hp.com/pub/softpaq/sp38501-39000/sp38983.exe

If you had for 7 unknown devices (buttons drivers)here:
Download