Compaq Presario C771TU Windows 7 Driver

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

Intel Matrix Storage Manager:
Download - Mirror (Intel)
Download - Mirror (Mediafire)

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

Compaq Presario C786TU Windows 7 Driver

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

Intel Matrix Storage Manager :
Download - Mirror (Intel)
Download - Mirror (Mediafire)

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

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)

How To Check Laptop / PC Hardware ID ?

1) What is Hardware ID???
    Ans : It's the Hardware Identification Number.
             It's unique and specific for that model only.

2) Why should we even bother to check the hardware ID???
     Ans : Because, Hardware ID can determine which
     driver we need to install in order to make that
     hardware running.

How to check??? 

Note: This guide is made under Windows 7 OS. Should be the same with Win XP OS.

Procedure
Open Device Manager (Windows Button + R) then type "devmgmt.msc" and press Enter. You should see Device Manager Windows as shown below.

Manual(Force) Driver Installation in Windows 7

Procedure :

1) Download and Extract the driver files.
    1.1) If the driver files is RAR, extract it wherever you want(Recommended : Desktop)
    1.2) If the driver files is exe, Run it(Double Click) and the driver will be placed in c:\swsetup\

2) Open Device Manager(Windows Button + R) then type "devmgmt.msc" and press Enter.

3) Right Click on audio device that have yellow "!" mark > Update Driver,

4) Browse My Computer for Device Driver software.

5) Let me pick from a list of devices driver in my computer, NEXT.

6) Select Have Disk, browse to the driver that you've extract earlier in step 1.1 or 1.2. select the inf files.

7) Continue with the Instruction.

Compaq Presario C700 Windows 7 Drivers (Intel)

Chipset Driver :

Intel Chipset

Download - Mirror(FTP)

Download - Mirror (Mediafire)

Intel Matrix Storage Manager :

Download - Mirror (Intel)

Download - Mirror (Mediafire)

Audio Driver :

Conexant CX20549-12 High Definition Audio Driver

Download - Mirror (FTP)

Download - Mirror (Mediafire)

For 64bit Win 7 OS :
Download

Refer this post for guide to install Audio Driver : Manual(Force) Driver Installation in Windows 7

Modem Driver :

Conexant HDAUDIO Soft Data Fax Modem with SmartCP Driver

Download - Mirror (FTP)

VGA Driver :

Mobile Intel 965 Express Chipset Family Video/Graphics Driver

Download