MSI X299 TOMAHAWK

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Contents
Contents
Safety Information ................................................................................................. 3
Specifications ......................................................................................................... 4
Rear I/O Panel ..................................................................................................... 10
LAN Port LED Status Table................................................................................... 10
Audio Ports Configuration .................................................................................... 10
Realtek HD Audio Manager .................................................................................. 11
Installing Antennas (Optional) .............................................................................. 13
Overview of Components .................................................................................... 14
CPU Socket ........................................................................................................... 15
DIMM Slots ............................................................................................................ 16
PCI_E1~6: PCIe Expansion Slots .......................................................................... 19
PCIe slots bandwidth table ................................................................................... 19
U2_1: U.2 Connector ............................................................................................. 21
M2_1~2: M.2 Slots (Key M) ................................................................................... 22
SATA1~8: SATA 6Gb/s Connectors ....................................................................... 23
CPU_PWR1, ATX_PWR1: Power Connectors ....................................................... 25
VRAID1: Virtual RAID on CPU Connector ............................................................. 25
JFP1, JFP2: Front Panel Connectors ................................................................... 26
JUSB3, JUSB4: USB 3.1 Gen1 Connectors........................................................... 26
JUSB5: USB 3.1 Gen2 Type-C Connector ............................................................. 27
JUSB1~2: USB 2.0 Connectors ............................................................................. 28
JTPM1: TPM Module Connector ........................................................................... 28
CPU_FAN1, PUMP_FAN1, SYS_FAN1~4: Fan Connectors ................................... 29
JTBT1: Thunderbolt Add-on Card Connector ...................................................... 29
JAUD1: Front Audio Connector ............................................................................ 30
JCI1: Chassis Intrusion Connector ....................................................................... 30
BIOS_SW1: Multi-BIOS Switch ............................................................................. 31
JBAT1: Clear CMOS (Reset BIOS) Jumper ........................................................... 32
POWER1, RESET1: Power Button, Reset Button ................................................. 32
JLED1: RGB LED connector ................................................................................. 33
Onboard LEDs ...................................................................................................... 34
EZ Debug LEDs ..................................................................................................... 34
DIMM LEDs ........................................................................................................... 34
XMP LED ............................................................................................................... 34
Fan LEDs ............................................................................................................... 35
PCIe x16 slot LEDs................................................................................................ 35
Debug Code LED ................................................................................................... 36