Compaq Presario A975EM Windows XP Driver

Chipset
Intel Chipset Installation Utility for ICH8 for Microsoft Windows 2000 and XP:
Download

Graphic
Mobile Intel 965 Express Chipset Family Video/Graphics Driver
Download

---

Audio
UAA drivers (Must be installed before installing the audio driver):
Download
Windows XP SP3: Download(KB835221)

Install MS_UAA and Restart!
MS-UAA: (if you laready installed MS-UAA above no need to install again, if you do install it again dun worry about that.
Download(sp33867) size 53MB

Then install
Conextant High Definition audio
Download

If the AUDIO still didn't work read instruction at the end of the post.

---

MODEM:
(if the modem installed along with the audio no need for this driver)
Conexant HDAUDIO Soft Data Fax Modem with SmartCP Driver
Download

---

Wireless
There are 3 applicable wireless, choose base on your specs, If you do not know which to choose, try which work for you.

Intel(R) PRO/Wireless 3945ABG Network Driver
Download

Broadcom Wireless Driver
Download

Atheros AR5007 802.11b/g Wireless LAN Driver
Download

---

Ethernet
Realtek RTL8139/810x Family Fast Ethernet NIC Driver
Download

Storage
Intel Matrix Storage Manager
Download

LightscribeLighscribe host system Software
Download

Webcam
Cyberlink Youcam Driver
Download

Touchpad
ALPS Touchpad Pointing Device Driver
 Download

Card Reader
Ricoh 5 in 1 card reader driver
Download

Input
HP Quickplay
Download

All the driver tested and worked except intel matrix storage manager, webcam and lightscribe. So these 3 driver i added base on the current official driver listed for vista in Hp website. The driver version for XP choose base on the driver that often work with most HP/Compaq model.