MSI X299 TOMAHAWK

10
Rear I/O Panel
Rear I/O Panel
y Clear CMOS button - Power off your computer. Press and hold the Clear CMOS
button for about 5-10 seconds to reset BIOS to default values.
y Flash BIOS port/ button - Please refer to page 42 for Updating BIOS with Flash BIOS
Button.
Link/ Activity LED
Status Description
Off No link
Yellow Linked
Blinking Data activity
Speed LED
Status Description
Off 10 Mbps connection
Green 100 Mbps connection
Orange 1 Gbps connection
LAN Port LED Status Table
Audio Ports Configuration
Audio Ports
Channel
2 4 6 8
Center/ Subwoofer Out  
Rear Speaker Out   
Line-In/ Side Speaker Out 
Line-Out/ Front Speaker Out    
Mic In
(: connected, Blank: empty)
PS/2
Wi-Fi Antenna
connectors (Optional)
Flash BIOS button
Audio Ports
Clear CMOS
button
Optical
S/PDIF-Out
USB 2.0/
Flash BIOS port
USB 3.1 Gen1
Type-A
USB 3.1 Gen2
Type-A
USB 3.1 Gen2
Type-C
LAN
USB 2.0
USB 3.1 Gen1 Type-A