Compaq Presario CQ40-506TU Windows XP Drivers

Windows XP Drivers support for Compaq Presario CQ40-506TU Notebook PC.

The listed driver are for XP and after download and install inform back the progress, please install according to instruction:

Install .Net Framework before others:

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

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

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

Audio driver: IDT High-Definition Audio CODEC Driver

read the sound installation at the end of the post.

High-Definition Audio (HDA) Modem Installer and Driver

Windows Installer 3.1(required before wireless)

If you have Intel PRO/Wireless Drivers

if you have Broadcom Wireless

Realtek RTL8102E Family PCI-E Fast Ethernet NIC

JMB38X Card Reader Host Controller Driver

for HDMI Audio

ALPS Touchpad Driver

or try this new driver (not sure it will work)

HP Quick Launch Buttons

If you have Bluetooth,
The HP Integrated Module is your Bluetooth Wireless

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

Installation –> right click machine.inf, choose install.

additional note for Sound Driver:

-make sure MS-UAA installed in Device manager, restart and install IDT, if the sound disappear after resatart try following method:

1. Use force method to install driver, click start, right click on my computer and select manage, then select device manager, look at the audio with yellow mark, right click and select install from a specific list or location- select dont choose i will search driver to install-next-browse to c:\swsetup\sp39671


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