When a computer is first turned on, or rebooted, its BIOS performs a power-on self test (POST) to test the system's hardware, checking to make sure that all of the system's hardware components are working properly. Memory not being properly identified or usedįailure to decompress code to shadowed memoryīeep Code Manual, Better Than Gold Techies, American Megatrends Int. This beep code tells you that the computer encountered a memory problem.ĭell Diagnostics to identify a more serious cause. One possible beep code (code 1-3-1) consists of one beep, a burst of three beeps, and then one beep. This series of beeps, called a beep code, identifies a problem. Your computer might emit a series of beeps during start-up if the monitor cannot display errors or problems. ![]() ![]() Run Dell Diagnostics to identify a more serious cause.
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