3.8.1 Driver Download............................................................................................. 24
4 SYSTEM MOTHERBOARD ..................................................................................... 26
4.1 OVERVIEW................................................................................................................ 27
4.1.1 Layout .............................................................................................................. 27
4.2 INTERNAL PERIPHERAL CONNECTORS...................................................................... 29
4.2.1 Battery Connector (BAT2) ............................................................................... 29
4.2.2 CPU Fan Connector (CPU_FAN1).................................................................. 29
4.2.3 System Debug Connector (DBG_PORT1)....................................................... 30
4.2.4 EC Debug Connector (EC_DEBUG1)............................................................. 30
4.2.5 EC Flash Connector (EC_FLASH1)................................................................ 30
4.2.6 Power Button Connector (PWR_BTN2) .......................................................... 30
4.2.7 SATA Connector (SATA0)................................................................................. 31
4.2.8 AT/ATX Power Mode Switch (J_ATX_AT1)..................................................... 31
4.2.9 BIOS Programming Connector (JBIOS1) ....................................................... 31
4.2.10 Clear CMOS Button (J_CMOS1)................................................................... 32
4.2.11 Flash Override Jumper (J_FLASH1)............................................................. 32
4.3 EXTERNAL INTERFACE PANEL CONNECTORS ............................................................ 33
4.3.1 External HDMI 1.4 Combo Connectors (HDMI1, HDMI2)............................ 33
4.3.2 External 2.5GbE LAN Connectors (LAN1, LAN2, LAN3)............................... 34
4.3.3 External RS-232/422/485 Serial Port Connector (COM1).............................. 35
4.3.4 External RS-232 Serial Port Connector (COM2)............................................ 35
4.3.5 External USB 3.2 Gen 2 Connectors (USB1, USB2)....................................... 36
4.3.6 External USB 2.0 Type-A Connectors (USB3, USB4)...................................... 36
A REGULATORY COMPLIANCE.............................................................................. 37
B SAFETY PRECAUTIONS......................................................................................... 44
B.1 SAFETY PRECAUTIONS............................................................................................. 45
B.1.1 General Safety Precautions............................................................................. 45
B.1.2 Anti-static Precautions .................................................................................... 46
B.1.3 Product Disposal ............................................................................................. 47
B.2 MAINTENANCE AND CLEANING PRECAUTIONS ........................................................ 47
B.2.1 Maintenance and Cleaning.............................................................................. 48
B.2.2 Cleaning Tools................................................................................................. 48
C ERROR BEEPCODE ................................................................................................ 49