A 3xx (xx are numbers) POST error code indicates a problem with:
-
hard drive
-
keyboard
-
monitor
-
system board
-
RAM
B
Correct answer
Explanation
IBM BIOS POST error codes use specific number ranges to indicate hardware failures. The 3xx range specifically indicates keyboard-related errors during the Power-On Self-Test. Other ranges include 1xx for system board, 2xx for RAM, and 4xx for video/monitor issues, making 3xx the correct answer for keyboard problems.