The operating system does not show the correct capacity for drives greater than 137GB. i.e. The operating system shows less than actual capacity when a hard drive greater than 137GB is installed.
Solution: Please refer to the explanation on Microsoft web site: http://support.microsoft.com/default.aspx?scid=kb;en-us;Q305098
Note: This solution is NOT applicable for Windows 98 and Windows ME.
Step 1: Partition C drive into multiple partitions each less than 137GB. Then proceed to install Windows XP or Windows 2000.
Step 2: Obtain the latest service packs for Windows XP or Windows 2000 from Microsoft’s web site and proceed to install them.
Step 3: Microsoft suggests the following steps:
Execute Regedt32.exe and locate HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Atapi\Parameters.
![](images/137gb_hdd_installation01.jpg)
Adding a new registry value: "DWORD Value".
![](images/137gb_hdd_installation02.jpg)
Input the variable name: EmableBigLba
![](images/137gb_hdd_installation03.jpg)
To set Value name: EnableBigLba and Value data: 1
![](images/137gb_hdd_installation04.jpg)
Restart your computer.
You will now be able to see the "rest capacity" of the hard drive in Computer Management.
![](images/137gb_hdd_installation05.jpg)
Step 4: Partition the "rest capacity" to desired size. Right_Click and choose "New Logical Drive".
![](images/137gb_hdd_installation06.jpg)
Step 5: Use New Partition Wizard to partition the "rest capacity."
![](images/137gb_hdd_installation07.jpg)
Input the desired capacity or use the maximum disk space.
![](images/137gb_hdd_installation08.jpg)
Assign the drive letter or use the default letter.
![](images/137gb_hdd_installation09.jpg)
Format the partition with desired file system.
![](images/137gb_hdd_installation10.jpg)
Upon completing the New Partition Wizard. Please click "Finish".
![](images/137gb_hdd_installation11.jpg)
You will see the new partition in Computer Management.
![](images/137gb_hdd_installation12.jpg)
Step 6: After partitioning, please restart your computer and format the new partition.
Right_Click on the drive and choose "Format".
![](images/137gb_hdd_installation13.jpg)
Click Start
![](images/137gb_hdd_installation14.jpg)
You're all done!
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