When you start your computer, the screen remains blank and beeps four times. Which of these would be the most likely cause of this problem?
A) The system RAM is faulty
B) The Windows registry is corrupt
C) No operating system is installed
D) The Windows OS resolution does not match the display resolution
E) The power supply is faulty
F) Your computer doesn’t remember the entire song
The answer: A) The system RAM is faulty
The POST (Power on Self Test) is a hardware test that occurs before the operating system is loaded. If the POST detects an issue, a message will be displayed or the computer will provide a beep code. The motherboard manufacturer’s documentation can provide information on the specific error associated with the beep code.
Want to know more? Watch “Troubleshooting Common Hardware Problems.”
When hardware fails, a number of messages and errors can occur during boot and in the operating system. In this video, you’ll learn how to troubleshoot lockups, boot problems, overheating, random reboots, and many other problems.