Chapter 2: Hardware installation
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H310MHD3
PANEL1: Front Panel Header
This 16-pin header includes Power-on, Reset, HDD LED, Power LED, and speaker connection.
Pin Assignment
Function
Pin Assignment
Function
1
+5V
Speaker
Connector
9
N/A
N/A
2
N/A
10 N/A
3
N/A
11 N/A
N/A
4
Speaker
12 Power LED (+)
Power
LED
5
HDD LED (+) Hard drive
LED
13 Power LED (+)
6
HDD LED (-)
14
Power LED (-)
7
Ground
Reset
button
15
Power button Power-on
button
8
Reset control
16 Ground
SATA_1/_2/_3/_4: Serial ATA Connectors
These connectors connect to SATA hard disk drives via SATA cables.
Pin Assignment
1
Ground
2
TX+
3
TX-
4
Ground
5
RX-
6
RX+
7
Ground
JFRONT_USB3_1: Header for USB 3.1(Gen1) Ports at Front Panel
This header allows user to add additional USB ports on the PC front panel, and also can be
connected with a wide range of external peripherals.
Pin Assignment
Pin
Assignment
1
VBUS0
11
D2+
2
SSRX1-
12
D2-
3
SSRX1+
13
Ground
4
Ground
14
SSTX2+
5
SSTX1-
15
SSTX2-
6
SSTX1+
16
Ground
7
Ground
17
SSRX2+
8
D1-
18
SSRX2-
9
D1+
19
VBUS1
10
ID
20
Key
