Biostar G31D-M7 User Manual

Motherboard Manual
14
JUSB3: Header for USB 2.0 Ports at Front Panel
This motherboard provides 1 USB 2.0 header, which allows user to connect
additional USB cable on the PC front panel, and also can be connected with
internal USB devices, like USB card reader.
Pin Assignment
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
19
2
10
10 NC
JAUDIOF1: Front Panel Audio Header
This header allows user to connect the front audio output cable with the PC front
panel. This header allows only HD audio front panel connector; AC’97 connector
is not acceptable.
Pin Assignment
1 Mic Left in
2 Ground
3 Mic Right in
4 GPIO
5 Right line in
6 Jack Sense
7 Front Sense
8 Key
9 Left line in
10 Jack Sense
1
9
2
10

Biostar G31D-M7 Specifications

General

Form Factor	Micro ATX
CPU Socket	LGA 775
Memory Type	DDR2
Memory Slots	2 x DIMM
Maximum Memory	4GB
Storage Interface	4 x SATA 3Gb/s, 1 x IDE
Integrated Graphics	Intel GMA 3100
Video Outputs	1 x VGA
Chipset	Intel G31
Memory Standard	DDR2 667/800
Expansion Slots	1 x PCI Express x16, 2 x PCI
Audio	Realtek ALC662 6-Channel HD Audio
LAN	Realtek RTL8102EL 10/100 Mbps
USB Ports	4 x USB 2.0 (Rear)
Power Connector	24-pin ATX