MX680RD User’s Manual
1.9.6 Audio Amplifier Connector: JAMP1 .............................................................................................. 44
1.9.7 Front USB2.0 Header: USB1112 .................................................................................................. 44
1.9.8 Front USB3.2 Header: USB3_P56 ............................................................................................... 45
1.9.9 Serial Port Connectors: COM1, COM2 ......................................................................................... 45
1.9.10 LVDS Header: LVDS1 .................................................................................................................. 46
1.9.11 LVDS Panel Backlight Connector: JBKL1 .................................................................................... 46
1.9.12 SMBUS Header: SMBUS1 ............................................................................................................ 47
1.9.13 Digitall I/O (GPIO) Header: JDIO1 ................................................................................................ 47
1.9.14 I2C Header: I2C1 .......................................................................................................................... 48
1.9.15 Chassis Intrusion Header: JCASE1 .............................................................................................. 48
1.10 Jumpers ........................................................................................................................................ 49
1.10.1 ATX/AT Mode Selection: JPSON1 ................................................................................................ 49
1.10.2 LVDS Backlight Power Select: JBKLVOL1 ................................................................................... 49
1.10.3 LVDS Brightness Control Mode Selection: JLVDS_BKL1 ............................................................ 50
1.10.4 COM Mode Setting for COM1, COM2: RI_SEL1 .......................................................................... 50
1.10.5 Clear CMOS Header: CLCMOS1 ................................................................................................. 51
1.11 The Expansion Slots ..................................................................................................................... 52
1.11.1 Installation of Expansion Card ...................................................................................................... 52
1.11.2 Setup an Expansion Card ............................................................................................................. 53
1.11.3 PCIe x16 Slot: PCIEX16_1 ........................................................................................................... 53
Chapter 2: BIOS Setup ................................................................................................. 54
2.1 BIOS Setup Program .................................................................................................................... 55
2.1.1 Legend Box ................................................................................................................................... 56
2.1.2 List Box ......................................................................................................................................... 56
2.1.3 Sub-menu...................................................................................................................................... 56
2.2 BIOS Menu Screen ....................................................................................................................... 57
2.3 Main Menu .................................................................................................................................... 58
2.4 Advanced BIOS Setup .................................................................................................................. 59
2.4.1 CPU Configuration ........................................................................................................................ 60
2.4.1.1 Intel (VMX) Virtualization [Enabled] .............................................................................................. 60
2.4.1.2 Active Performance-cores [All]...................................................................................................... 60
2.4.1.3 Active Efficient-cores [Enable] ...................................................................................................... 60
2.4.1.4 Hyper-Threading [Enabled] ........................................................................................................... 61
2.4.1.5 Intel Trusted Execution Technology [Disabled] ............................................................................ 61
2.4.2 Power & Performance ................................................................................................................... 62
2.4.2.1 Intel® Speedstep [Enable] ............................................................................................................ 62
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