Gigabyte GA-Z270X-Gaming SOC Users Manual - Page 23
Onboard LEDs, Buttons, and Switches, CPU/VGA/DRAM/BOOT Status LEDs, BIOS Switches and BIOS LEDs
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S_ S_ S_ S_ S_ 1-8 Onboard LEDs, Buttons, and Switches CPU/VGA/DRAM/BOOT (Status LEDs) The status LEDs show whether the CPU, graphics card, memory, and operating system are working properly after system power-on. If the CPU/VGA/DRAM LED is on, that means the corresponding device is not working normally; if the BOOT LED is on, that means you haven't entered the operating system yet. CPU: CPU status LED VGA: Graphics card status LED DRAM: Memory status LED BOOT: Operating system status LED S_ S_ S_ S_ CPU DRAM VGA BOOT S_ S_ S B SS S B SS S B SS S SF B SS S SF SF B_ SF B_ B_ B_ S_ 1 23 U U U _ U _ _ _ BIOS Switches and BIOS LEDs The BIOS switch (BIOS_SW) allows users to easily select a different BIOS for boot up or overclocking, helping to reduce BIOS failure during overclocking. The DualBIOS™ (SB) switch allows for enabling or disabling of the DualBIOS™ function. The LED indicator (MBIOS_LED/BBIOS_LED) shows which BIOS is active. BIOS Switch (BIOS_SW): 1 2 1: Main BIOS (Boot from the main BIOS) S3 __ 3 __ 3 __ 3 __ 3 BIOS_SW SB 1 2 2: Backup BIOS (Boot from the backup BIOS) S3 S3 DualBIOS™ Swtich (SB): 1 2 1: Dual BIOS BBIOS_LED MBIOS_LED 1 2 2: Single BIOS S3 BIOS LED Indicators: MBIOS_LED (The main BIOS is active) BBIOS_LED (The backup BIOS is active) 1 23 1 23 B_ S S S 1 2 31 2 3 1 23 1 23 S Always turn of1f2y3our computer and switch off the power supply before using the DualBIOS™ Switch (SB). 1 2 31 2 3 _S 1 23 1 23 1 S - 23 - Hardware Installation 1 23 1 1 1 2 3 S B SS 1 23 1 1 _S S 1 23 1 1 1 _S 1 1 B_ B SS 1 1
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