CLRTC jumper: it is used to clear the information set in BIOS. It is generally used to clear CMOS information when the computer fails to start or the BIOS password is forgotten. method: 1. Remove the main board button battery and install it reversely for about 5 seconds. 2. Unplug the cmos jump cap from 1 to 2 pins and insert it into 2 to 3 pins.Then, plug back 1~2 pins. 3. At present, the main board CMOS produced only has two pin pins, and the jump cap is not inserted at ordinary times;If you need to clear the cmos information, simply use a metal short circuit. 4. Remove the battery and install it with the front (+pole) facing upwards.
