Gigabyte B550 Gaming X V2 User Manual - Page 19

U _3 16) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults. To clear the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds. Open: Normal Short: Clear CMOS Values •• Always turn off your computer before clearing the CMOS values. •• After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or manually configure the BIOS settings (refer to Chapter 2, "BIOS Setup," for BIOS configurations). 17) BAT (Battery) The battery provides power to keep the values (such as BIOS configurations, date, and time information) in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low level, or the CMOS values may not be accurate or may be lost. You may clear the CMOS values by removing the battery: 1. Turn off your computer and unplug the power cord. 2. Gently remove the battery from the battery holder and wait for one minute. (Or use a metal object like a screwdriver to touch the positive and negative terminals of the battery holder, making them short for 5 seconds.) 3. Replace the battery. 4. Plug in the power cord and restart your computer. •• Always turn off your computer and unplug the power cord before replacing the battery. •• Replace the battery with an equivalent one. Damage to your devices may occur if the battery is replaced with an incorrect model. •• Contact the place of purchase or local dealer if you are not able to replace the battery by yourself or uncertain about the battery model. •• When installing the battery, note the orientation of the positive side (+) and the negative side (-) of the battery (the positive side should face up). •• Used batteries must be handled in accordance with local environmental regulations. 18) F_U32C (USB Type-C™ Header with USB 3.2 Gen 1 Support) The header conforms to USB 3.2 Gen 1 specification and can provide one USB port. F_USB30 3 11 20 10 1 Pin No. 1 2 3 4 5 6 7 Definition VBUS TX1+ TX1GND RX1+ RX1VBUS Pin No. 8 9 10 11 12 13 14 Definition CC1 SBU1 SBU2 VBUS TX2+ TX2GND Pin No. 15 16 17 18 19 20 Definition RX2+ RX2GND DD+ CC2 F_USB3 - 19 - B_ B