ENE CIR Receiver Driver
ftp://ftp.hp.com/pub/softpaq/sp41501-42000/sp41591.exe
SOUND/AUDIO
IDT High-Definition Audio CODEC Driver
ftp://ftp.hp.com/pub/softpaq/sp41501-42000/sp41593.exe
GRAPHIC DRIVER
ATI Mobility Radeon Graphics Driver
ftp://ftp.hp.com/pub/softpaq/sp42001-42500/sp42437.exe
HP Integrated Hybrid TV Tuner Driver
ftp://ftp.hp.com/pub/softpaq/sp41001-41500/sp41470.exe
Synaptics Touchpad Driver
ftp://ftp.hp.com/pub/softpaq/sp39001-39500/sp39356.exe
HP DVB-T TV Tuner External Expresscard Driver
ftp://ftp.hp.com/pub/softpaq/sp36501-37000/sp36917.exe
Validity Fingerprint Sensor Driver
ftp://ftp.hp.com/pub/softpaq/sp42001-42500/sp42440.exe
HP Integrated Digital TV Tuner Driver
ftp://ftp.hp.com/pub/softpaq/sp42001-42500/sp42277.exe
HP Quick Launch Buttons
ftp://ftp.hp.com/pub/softpaq/sp38501-39000/sp38688.exe
MODEM
High-Definition Audio (HDA) Modem Installer and Driver for Microsoft Windows Vista
ftp://ftp.hp.com/pub/softpaq/sp39501-40000/sp39689.exe
NETWORK
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you wireless should be either atheros or broadcom, choose one, if you dont know which one download both and the right driver will succesfully install.
Atheros Wireless LAN Driver
ftp://ftp.hp.com/pub/softpaq/sp42501-43000/sp42654.exe
Broadcom Wireless LAN Driver for Microsoft Windows Vista
ftp://ftp.hp.com/pub/softpaq/sp42001-42500/sp42486.exe
Realtek Ethernet NIC Driver
ftp://ftp.hp.com/pub/softpaq/sp41501-42000/sp41611.exe
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Software Support for HP Integrated Module with Bluetooth Wireless Technology (Microsoft Windows Vista)
ftp://ftp.hp.com/pub/softpaq/sp38001-38500/sp38457.exe
JMicron Card Reader Driver
ftp://ftp.hp.com/pub/softpaq/sp42001-42500/sp42439.exe
Realtek Card Reader Driver
ftp://ftp.hp.com/pub/softpaq/sp41501-42000/sp41612.exe
Cyberlink YouCam Software
ftp://ftp.hp.com/pub/softpaq/sp42501-43000/sp42568.exe
SECURITY(optional if you have it)
DigitalPersona Fingerprint Software for Microsoft Windows Vista (64-bit)
ftp://ftp.hp.com/pub/softpaq/sp40001-40500/sp40216.exe
other additional driver you can refer here.