Updating your motherboard and cpu
If you are not comfortable in performing the steps indicated by your motherboard's manual, please contact your motherboard manufacturer or system assembler for assistance.It is important to keep the components on your motherboard in good working order, not just for playing games but for general system performance.For example, if you decide to upgrade from an older Intel Core 2 Duo processor to the quad-core Intel i7 3.4 GHz CPU, your PC’s motherboard certainly needs to be replaced as well (as will the RAM memory modules).The motherboard is the largest circuit board in your computer’s case — it holds the CPU and memory modules and all the rest of the electronics — so this is probably one of the most technically demanding upgrades you can make.Here's how to tell if you can upgrade your laptop and what components it needs.
The primary function of your system's BIOS is to recognize and initiate all of your system's hardware so it is ready to be used.
In some cases, even if you can get at the guts, you'll find the key components drive-soldered to the motherboard.
Fortunately, you don't need to crack open the chassis just to find out if you can replace the RAM or hard drive.
Scenario 2: Windows fails to boot because: In this case you have to use an Offline Registry Editor to modify registry settings. When done, enter you BIOS settings and specify the SATA mode (IDE-ATA, AHCI or RAID) according your needs or leave the default setting. When Windows finishes the driver installation, continue to install the rest device drivers for your new motherboard..
– Use these instructions only if you haven't replace your motherboard yet and Windows starts normally . — Use these instructions only if Windows fails to boot because you have already replace your motherboard or because you have changed the SATA controller mode in BIOS. Enter BIOS settings and specify the SATA mode (IDE-ATA, AHCI or RAID) according your needs or leave the default settings. Exit BIOS settings, remove the Windows Installation DVD from the CD/DVD drive and let Windows to start normally.