User manual

Chapter 3 BIOS Setup

EC3-1813CLD2NA(B) - 31 -

 Vcore

CPU core voltage;

 V3.3/ V5.0/V12.0/VBAT

Turn on/off power to output voltage;

 USB Configuration

BIOS SETUP UTILITY

USB Configuration

USB Devices Enabled :

1 Keyboard, 1 Drive

USB Function [4 USB Ports]

USB 2.0 Controller [Enabled]

Legacy USB Support [Auto]

USB Mass Storage Device Configuration

Enables USB host controllers.

←→ Select Screen

↑↓ Select Item

+ - Change Field

F1 General Help

F10 Save and Exit

ESC Exit

 USB Function

This option is used to set the number of the USB controllers, i.e., to confirm

how many USB controllers are supported. One controller usually has two USB

connectors.

 USB 2.0 Controller

This option is used to set whether to support USB 2.0 controller.

 Legacy USB Support

This option is used to support legacy USB devices (keyboard, mouse and

storage device, etc.); when this option is set to Enabled, the USB device could

be used even if under OS that doesn’t support USB, such as DOS.