Compaq Presario C755TU Windows 7 Driver

Chipset Driver :
Intel Chipset Installation Utility for ICH9m for Microsoft Windows 7
Download - Mirror (FTP)

Intel Matrix Storage Manager :
Download  - Mirror (Intel)

Download - Mirror (Mediafire)

Audio Driver :
Conexant CX20549-12 High Definition Audio Driver
Download - Mirror (FTP)



Read this post for a guide on how to install Audio Driver :

Manual(Force) Driver Installation in Windows 7

Modem Driver :

Conexant HDAUDIO Soft Data Fax Modem with SmartCP Driver
Download

VGA Driver :

Mobile Intel 965 Express Chipset Family Video/Graphics Driver
Download

Touchpad Driver :
ALPS Touchpad Driver
Download

Webcam Driver :
Cyberlink YouCam Software
Download

Lightscribe System Software :
Download

Wireless Utilities :
HP Wireless Assistant
Download - Mirror (Direct)
Download - Mirror (HP)

Wireless Driver :
Intel Wireless
Download

Broadcom Wireless:
Download

Atheros Wireless
Download

Bluetooth Driver :
Software Support for HP Integrated Module with Bluetooth Wireless Technology
Download

LAN / Ethernet Driver :
Realtek RTL8139/810x Family Fast Ethernet NIC Driver
Download - Mirror (Direct)

      or
Download - Mirror (Realtek)