Biostar A320MH User Manual

16 | Chapter 2: Hardware installaon
F_USB1/ F_USB2: Header for USB 2.0 Ports at Front Panel
This header allows user to add addional USB ports on the PC front panel, and also can be
connected with a wide range of external peripherals.
Pin Assignment
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
10 NC
F_AUDIO1: Front Panel Audio Header
This header allows user to connect the chassis-mount front panel audio I/O which supports HD
and AC’97 audio standards.
HD Audio AC’97
Pin Assignment Pin Assignment
1 Mic Le in 1 Mic In
2 Ground 2 Ground
3 Mic Right in 3 Mic Power
4 GPIO 4 Audio Power
5 Right line in 5 RT Line Out
6 Jack Sense 6 RT Line Out
7 Front Sense 7 Reserved
8 Key 8 Key
9 Le line in 9 LFT Line Out
10 Jack Sense 10 LFT Line Out
Note
»
 Itisrecommendedthatyouconnectahigh-denionfrontpanelaudiomoduletothisconnectorto
availofthemotherboard’shighdenionaudiocapability.
»
 Pleasetrytodisablethe“FrontPanelJackDetecon”ifyouwanttouseanAC’97frontaudiooutput
cable.ThefunconcanbefoundviaO.S.AudioUlity.
J_COM1: Serial Port Connector
The motherboard has a serial port header for connecng RS-232 Port.
Pin Assignment
1 Carrier detect
2 Received data
3 Transmied data
4 Data terminal ready
5 Signal ground
6 Data set ready
7 Request to send
8 Clear to send
9 Ring indicator
10 Key

Biostar A320MH Specifications

General

Form Factor	Micro ATX
Chipset	AMD A320
CPU Socket	AM4
Memory Slots	2 x DIMM
Max Memory	32 GB
Video Outputs	1 x HDMI, 1 x VGA
LAN	Realtek RTL8111H Gigabit LAN
Memory Speed	DDR4 1866/2133/2400/2667 MHz