Biostar B450GT Manual page 15

PANEL1: Front Panel Header
This 16-pin header includes Power-on, Reset, HDD LED, Power LED, and speaker connection.
SATA1 (SATA1_U/ SATA1_L)/ SATA2/ SATA3: Serial ATA 6.0 Gb/s Connectors
These connectors connect to SATA hard disk drives via SATA cables.
Note
» When M2_SATA slot is occupied, the SATA3 connector will be disabled.
JFRONT_USB3_1: Header for USB 3.2 Gen1 (5Gb/s) 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 Function
1 +5V
2 N/A Speaker
3 N/A Connector
4 Speaker
5 HDD LED (+) Hard drive
6 HDD LED (-) LED
7 Ground
Reset
8 Reset control button
Pin
1
2
3
4
5
6
7
Pin Assignment
1 VBUS0
2 SSRX1-
3 SSRX1+
4 Ground
5 SSTX1-
6 SSTX1+
7 Ground
8 D1-
9 D1+
10 ID
Chapter 2: Hardware installation | 15
B450GT
Pin Assignment Function
9 N/A
N/A
10 N/A
11 N/A N/A
12 Power LED (+)
Power
13 Power LED (+)
LED
14 Power LED (-)
15 Power button Power-on
16 Ground button
Assignment
Ground
TX+
TX-
Ground
RX-
RX+
Ground
Pin Assignment
11 D2+
12 D2-
13 Ground
14 SSTX2+
15 SSTX2-
16 Ground
17 SSRX2+
18 SSRX2-
19 VBUS1
20 Key