Enabling SATA and internal mic fix on Compaq C793TU XP and c700

Instructions
Click "run" then type regedit

Locate these..

Internal Mic boost fix:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E96C-E325-11CE-BFC1-08002BE10318\Settings\OEM\MicInRange

Locate "DedicatedInternalMicInMax" then edit the binary value from
00 00 17 00
to
00 00 3f 00
Then restart the laptop. Now try chatting, it will work now.


Enable SATA:
This will enable SATA after full install of Windows Xp.
Install this click here

Download Here
Just download "sp38088.exe", don't navigate anywhere.

While installing there will be an error, that's okay.
Go to Control panel> system> Hardware> Device Manager, right click to “Serial ATA” => Update Driver and locate at C:\swsetup\SP38088\Files\32 "iaahci.inf”

Install the "HEM/HBM driver". Now the laptop will reboot 2x, enable your SATA on the start up.

How to enable? On the Startup press F10 then on the setting enable the SATA.