Motherboard Layout

X399-A_MB_layout.JPG

 

  Connectors / Jumpers / Buttons / Switches / Slots

1

DDR4 DIMM slots

2

TR4 CPU socket

3

RGB header (4-pin RGB_HEADER1-2)

4

ATX power connectors (24-pin EATXPWR; 8-pin EATX12V_1; 4-pin EATX12V_2)

5

CPU, CPU optional, AIO pump, water pump+, extension, M.2, and chassis fan connectors (4-pin CPU_FAN, 4-pin CPU_OPT, 3-pin COV_FAN; 4-pin AIO_PUMP, 4-pin W_PUMP+, 4-pin M.2_FAN, 5-pin EXT_FAN, 4-pin CHA_FAN1-3)

6

M.2 Sockets (M.2_1(Socket 3); M.2_2 (Socket 3))

7

USB 3.1 Gen 2 front panel connector (U31G2_C1)

8

USB 3.1 Gen 1 connectors (20-1 pin U31G1_910, U31G1_1112)

9

3D Mount holes

10

U.2 connector (U.2)

11

AMD Serial ATA 6 Gb/s connectors (7-pin SATA6G_1-6)

12

System panel connector (20-5 pin PANEL)

13

Clear RTC RAM jumper (2-pin CLRTC)

14

Thermal Sensor connector (2-pin T_SENSOR)

15

USB 2.0 connectors (10-1 pin USB12; USB34)

16

Power-on button

17

Q-Code LED

18

Front panel audio connector (10-1 pin AAFP)

 

 

Asus Motherboard Components

 

X399.A_SocketTR4_AMD_X399_CS_4.jpg