For wireless and graphic there are 2 applicable drivers available, choose base on your specs or if you didn't know which driver to use, test which work for you. Installing wrong driver for graphic and wireless will not harm your system. You will be only prompted with error message.
CHIPSET DRIVERS:
INF Update Utility - Primarily for Intel® 5, 4, 3, 900 Series Chipsets
Download
AUDIO:
IDT audio
Download
VGA/GRAPHIC
Mobile Intel 4 Series Express Chipset Family Graphics Driver (32-bit)
Download
Download (64-bit)
if you have nvidia graphic:
Nvidia GeForce G 105M/103M
Download
WIRELESS:
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If you have Intel Wireless:
Intel Wireless LAN Driver for Microsoft Windows 7
Download
If you have Broadcom Wireless:
Broadcom Wireless LAN Driver for Microsoft Windows 7
Download
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HP Wireless Assistant
Download
JMB38X Card Reader Host Controller Driver for Windows 7
Download
Cyberlink YouCam Software
Download
Lightscribe System Software
Download
HP Quick Launch Buttons
Download
ETHERNET:
Realtek RTL8102E/8111C Family PCI-E Gigabit Ethernet NIC Driver
Download