Gigabyte MZBAYAI Manual - Page 22

20) BL_SW (Back Light Switch Header) The Back Light switch provides the function for screen back light adjustment. 2 Pin No. Definition 1 BL_DOWN 1 2 BL_UP 21) BAT_CON (Battery Cable Connector) 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. 2 Pin No. Definition 1 RTC Reset 1 2 GND • Always turn off your computer and unplug the power cord before replacing the battery. • Replace the battery with an equivalent one. Danger of explosion 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. • Used batteries must be handled in accordance with local environmental regulations. Hardware Installation - 22 -