Compaq Presario CQ40-425TU Windows XP Driver

Originally this driver requested by Manu, i hope you install and inform any misiing driver since the driver i listed below is a suggestion but i think will work, download and install, inform back the progress.

.Net Framework(required before Q.L.) here

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

SOUND DRIVER:
MS UAA (before IDT):
Download

AND ALSO TRY INSTALL: kb8881111
Download

install and restart after that install IDT below AND THEN AUDIO MODEM

IDT High-Definition Audio CODEC:
Download

If you found the sound was not working after restart, do the following steps

1. Download devcon command line utility, here

2. Extract and copy the file to c:\windows\devcon\i386\devcon.exe

3. Make command line to restart MS-UAA automatically or just download this file

The command line as: C:\windows\devcon\i386\devcon.exe restart "PCI\VEN_8086&DEV_293E&SUBSYS_3607103C&REV_03"

Notes:

1. The location of devcon.exe is in c:\windows\devcon\i386\devcon.exe if you change it, you need to edit idt.bat

2. "PCI\VEN_8086&DEV_293E&SUBSYS_3607103C&REV_03" is hardware ID for MS-UAA, if you found it in a different name change it.

3. Place idt.bat in c:\Documents and Settings\All Users\Start Menu\Programs\Startup

4. The sound will be restore within 6-10 seconds, because of that there is NO sound of XP start-up

MODEM
High-Definition Audio (HDA) Modem
Download
or
Download (mediafire)

Intel Matrix Storage Manager
here

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

WIRELESS:
Broadcom Wireless
here


HP Quick Launch Buttons
here

Realtek 8102E LAN
Download

CARD READER
JMB38X Card Reader Host Controller
Download

Cyberlink YouCam Software
here

Bluetooth:
Download


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

Do manual installation

Go to device manager, right click unknown device,

Choose to update driver, No to connect,

Choose install from a list or specific location, Don't search, Have disk,

Browse to the location of machine.inf.

Do it for the rest of unknown devices