Biostar G31-M7 User Manual

G31-M7 OC
7
2.2 FAN HEADERS
These fan headers support cooling-fans built in the computer. The fan
cable and connector may be different according to the fan manufacturer.
Connect the fan cable to the connector while matching the black wire to
pin#1.
JCFAN1: CPU Fan Header
Pin
Assignment
1 Ground
2 Power
3 FAN RPM rate sense
1
4
4 Smart Fan Control
JSFAN1: System Fan Header
Pin
Assignment
1 Ground
2 +12V
13
3 FAN RPM rate sense
Note:
The JCFAN1 support 4-pin head connector and JSFAN1 support 3-pin head connector.
When connecting with wires onto connectors, please note that the red wire is the positive
and should be connected to pin#2, and the black wire is Ground and should be
connected to GND.

Biostar G31-M7 Specifications

General

Form Factor	Micro ATX
CPU Socket	LGA 775
Memory Type	DDR2
Memory Slots	2 x DIMM
Maximum Memory	4 GB
Storage Interface	4 x SATA 3Gb/s, 1 x IDE
Integrated Graphics	Intel GMA 3100
Audio	Realtek ALC662 6-Channel HD Audio
Video Outputs	1 x VGA
Chipset	Intel G31
CPU Support	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Expansion Slots	1 x PCIe x16, 2 x PCI
LAN	Realtek RTL8102EL 10/100 Mbps
USB Ports	8 x USB 2.0 (4 on back panel, 4 via headers)
Rear Panel I/O Ports	1 x PS/2 Keyboard, 1 x PS/2 Mouse, 1 x VGA, 4 x USB 2.0, 1 x RJ45 LAN, 3 x Audio Jacks