Biostar A57A User Manual

A57A
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.
CPU_FAN1: CPU Fan Header
Pin
Assignment
1 Ground
2 +12V
3
FAN RPM rate
sense
41
4 Smart Fan
Control (By Fan)
SYS_FAN1: System Fan Header
Pin Assignment
1 Ground
2 +12V
1
3
3
FAN RPM
rate sense
Note:
CPU_FAN1, SYS_FAN1 support 4-pin and 3-pin head connectors. 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 A57A Specifications

General

Brand	Biostar
Model	A57A
Category	Motherboard
Language	English