Compaq Presario A901TU drivers for xp

You may either click the given link or copy and paste them on to a new browser to download the drivers. Neither HP-Compaq nor Zyxware gives you any guarantee that these drivers will work well on your laptop.

Inorder to detect Audio device on your notebook, first we need to install Microsoft Universal Audio Architecture (UAA) Bus Driver then install the Audio driver.

Microsoft Universal Audio Architecture (UAA) Bus Driver:
ftp://ftp.hp.com/pub/softpaq/sp32501-33000/sp32646.exe

Conexant High-Definition Audio Driver:
ftp://ftp.hp.com/pub/softpaq/sp35501-36000/sp35682.exe

Conexant HDAUDIO Soft Data Fax Modem with SmartCP Driver:
ftp://ftp.hp.com/pub/softpaq/sp33001-33500/sp33050.exe

Intel Chipset Installation Utility Driver:
ftp://ftp.hp.com/pub/softpaq/sp36501-37000/sp36880.exe

Mobile Intel 965 Express Chipset Family Graphics Media Accelerator Driver:
http://www.intel-drivers.com/Download.asp?ID=90992&Url=http://downloadmi...

NOTE: The weblink above will take you to a non-HP Website. HP does not control and is not responsible for information outside of the HP Website.

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

Wireless LAN Drivers
Intel PRO/Wireless Drivers:
ftp://ftp.hp.com/pub/softpaq/sp38001-38500/sp38439.exe

Or

Broadcom Wireless LAN Driver:
ftp://ftp.hp.com/pub/softpaq/sp34001-34500/sp34152.exe

Or

Atheros AR5007 802.11b/g Wireless LAN Driver:
ftp://ftp.hp.com/pub/softpaq/sp27501-28000/sp27952.exe

Realtek RTL8139/810x Family Fast Ethernet NIC Driver:
ftp://ftp.hp.com/pub/softpaq/sp29501-30000/sp29875.exe

Intel Matrix Storage Manager:
ftp://ftp.hp.com/pub/softpaq/sp32001-32500/sp32492.exe

HP Wireless Assistant:
ftp://ftp.hp.com/pub/softpaq/sp36501-37000/sp36770.exe

Installation Instructions :

1. Download the spXXXXX.EXE file to a directory on your hard drive.
2. Execute the downloaded file and follow the on-screen instructions.
3. Restart the notebook when the installation is complete.

original source: http://www.zyxware.com