HP Pavilion G4-1002TU Windows XP Driver

CHIPSET:
Intel Chipset Installation Utility
Download

Intel Management Engine Interface(MEI)
Download

GRAPHIC
Intel High-Definition (HD) Graphics
Download

AUDIO
IDT High-Definition (HD) Audio
Download

WIRELESS
Broadcom Wireless
Download

LAN/ETHERNET:
Realtek RTL8102E
Download

BLUETOOTH:
Broadcom 2070 Bluetooth
Download

TOUCHPAD
Synaptics Touchpad
Download

CARD RADER
Realtek Card Reader
Download

WIRELESS SOFTWARE (optional)
HP Wireless Assistant
Download

 NOTE:
If in case the audio driver installation failed:

Install MS-UAA first:
both ms-uaa sp33867 and kb888111 are similar files.
Windows XP SP2: Download  (SP33867.exe)
Download (KB888111)
Windows XP SP3: Download (KB835221)

Restart after installation...

Then reinstall the audio driver and restart again.