No. Code
Description
1 AUDIO
Audio connectors
2 USB31_LAN2
GbE LAN port #2 (top) / USB 3.0 ports (bottom)
3 USB31_LAN1
GbE LAN port #1 (top) / USB 3.0 ports (bottom)
4 VGA_DVI
VGA port (top)/DVI-D port (bottom)
5 HDMI
HDMI 1.4 port
6
COM1
Serial port
7 SYS_FAN1
System fan connector #1
8 ATX_12V
8 pin power connector (for CPU)
9 CPU_FAN
CPU fan connector
10 ATX
24 pin main power connector
11 SYS_FAN2
System fan connector#2
12 SATA0
SATA 3 6Gb/s connector #0
13 SATA1
SATA 3 6Gb/s connector #1
14 SATA3
SATA 3 6Gb/s connector #3
15 SATA2
SATA 3 6Gb/s connector #2
16 F_PANEL
Front panel header
17 FUSB2_2
USB 2.0 connector #2
18 FUSB2_1
USB 2.0 connector #1
19 BAT
Battery socket
20 CLR_CMOS
Clear CMOS jumper
21 COM4
Serial port cable connector #4
22 COM3
Serial port cable connector #3
23 COM2
Serial port cable connector #2
24 FP_AUDIO
Front audio connector
25 PCIEX1_2
PCI Express x1 slot (PCIe x1 Signal)
26 PCIEX4
PCI Express x4 slot (PCIe x2 Signal)
27 PCIEX1_1
PCI Express x1 slot (PCIe x1 Signal)
28 PCIEX6
PCI Express x16 slot (PCIe x16 Signal)
DDR4_1
DDR4_3
CPU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28
Clear CMOS
CLR_CMOS
Default
Enable
Front Panel Header/
前面板
No.
Pin Define
1
HDD LED+
2
Power LED+
3
HDD LED-
4
Power LED-
5 GND
6
Power
7
Reset Button
8
Power Button-
9
No Connect
10
No Pin
1
10
9
2
ATX Power/
电源
1
13
12
24
No.
Pin Define
1 GND
2 GND
3 GND
4 GND
5 +12V
6 +12V
7 +12V
8 +12V
No.
Pin Define
1 3.3V
2 3.3V
3 GND
4 +5V
5 GND
6 +5V
7 GND
8
Power Good
9 5VSB
10
+12V
11 +12V
12 3.3V
No.
Pin Define
13 3.3V
14
-12V
15 GND
16
PS_ON
17 GND
18 GND
19 GND
20
-5V
21 +5V
22 +5V
23 +5V
24 GND
1
5
4
8
Installing CPU/
安装
CPU
Memory Population Configuration/
安装内存
Memory
Type
Voltage (V)
Speed (MT/s)
Channels
DIMM Per Channel
2666
2400
DDR4
1.2V
1,2
1,2
DIMM Capacity (GB)
2,4,6,8
UDIMM
Connector
1
2
2
All channels in system run at the fastest common frequency.
UDIMM 2666 two DIMMs per channel (2DPC) is supported when channel is populated with the same UDIMM
memory module.
所有通道模式以最快速率速度运行。
UDIMM 2666支持每通道两个DIMM（2DPC）當每通道安裝相同速率速度的UDIMM内存模块。
Rear I/O Connector/
后面板接口
Off
State
Description
Yellow On
1Gbps data rate
Green On
100Mbps data rate
10Mbps data rate
5 6
No.
Desription
1
Serial Port
2
HDMI 1.4 Port
3
VGA Port
4
DVI-D Port
5
GbE Eternet LAN Port #1
6
GbE Eternet LAN Port #2
The HDMI connector is HDCP compliant and supports Dolby True HD and DTS HD
Master Audio formats. It also supports up to 192KHz/24bit 8-channel LPCM audio
output. You can use this port to connect your HDMI-supported monitor. The
maximum supported resolution is 4096x2160@24Hz or 2560x1600@60Hz, but the
actual resolutions supported are dependent on the monitor being used.
10/100/1000 LAN LED:
Speed LED
Link/Activity
LED
1
2
3
4
5
6
7
7
8
9
10
No.
Description
7
USB 3.0 Port
8
Line In
9
Line Out
10
Mic In
SATA Connector/SATA
接口
1
7
1
7
7
1
7
1
No.
Pin Define
1 GND
2
TXP
3 TXN
4 GND
5
RXN
6
RXP
7 GND
COM2 Connector
2
1
10
9
No. Pin Define
1 NDCD-
2 NSIN
3 NSOUT
4 NDTR-
5 GND
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 No Pin
CPU/System FAN/
风扇
1
4
1
4
No.
Pin Define
1 GND
2 +12V
3
Sense
4
Speed Control
USB 2.0 Header
No. Pin Define
1 Power (5V)
2 Power (5V)
3 USB DX-
4 USB DY-
5 USB DX+
2
1
10
9
No. Pin Define
6 USB DY+
7 GND
8 GND
9 No Pin
10 No Connect
Front Audio Connector/
前置音频
No. Pin Define
1 MIC2_L
2 GND
3 MIC2_R
4 FP_AUDIO_DET
5 LINE2_R
6 GND
7 F_Audio_JD
8 No Pin
9 LINE2_L
10 GND
2
1
10
9
Jumper Settings/
跳线设置
System Battery
1
2
MCH31AM Quick Reference Guide/
快速测试参考指南
PN.12ME0-MCH310-00H