How to Repair "NTLDR is Missing" on an Acer Aspire 4736Z Laptop

Laptop Problem: A customer came and brought a laptop with a complaint of "NTLDR is missing, Press Ctrl + Alt + Del to restart".

Laptop Brand and Model: Acer Model: 4736Z

Diagnosis, Cause and Remedy: Mostly, this kind of computer error is due to corrupted Windows Operating System. So I decided to repair this error using Windows XP Setup Program waiting it will be restore right away. But when I tried to repair this error using Windows XP Setup Program, it did not continue to the whole repair process because there is another error came out before it reaches the Welcome to Setup page.

"Blue Screen of Death" error is the other error I'm talking about, and below is the complete details about this error:

A problem has been detected and windows has been shut down to prevent damage to your computer.

If this is the first time you've seen this stop error screen, restart your computer. If this screen appears again, follow these steps:

Check for viruses on your computer. Remove any newly installed hard drives or hard drive controllers. Check your hard drive to make sure it is properly configured and terminated. Run CHKDSK / F to check for hard drive corruption, and then restart your computer.

Technical Information:

*** STOP: 0X0000007B (0XF78D2524, 0X0000034, 0X00000000, 0X00000000)

Solution for the error above:

I restored the laptop and after seeing the initial display on the laptop screen I continued press the F2 key in order to go to the BIOS Setup. F2 is the key in this laptop model to enter BIOS Setup, you need to press this key continuously or hold down this key until the BIOS Setup mode will come out. After entering the BIOS Setup, I navigated down to SATA Mode. SATA Mode in this case was set to [AHCI], I changed this settings to SATA Mode – [IDE]. After changing the SATA Mode from AHCI to IDE the "Blue Screen of Death" error eliminated and the repair process can now continue to the Welcome to Setup page and completed the whole operation until the Windows Operating System was completely restored. Hope this article helped you in giving some ideas about how to repair "NTLDR is missing, Press Ctrl + Alt + Del to restart". Fixing your own PC without the right knowledge will only lead your PC to absolute destruction. You need to have a proper guide and a right tools in order for you to be successful in fixing your PC.