X7SBU User's Manual
2-20
Fan Headers
The X7SBU has six fan headers (Fan1 to
Fan6) including five chassis/system fan head
-
ers (Fan1 to Fan5) and one CPU Fan (CPU
Fan6). All these fan headers support 4-pin
fans. However, Pins 1-3 of the fan headers are
backward compatible with the traditional 3-pin
fans. See the table on the right for pin defini
-
tions. The onboard fan speeds are controlled
by Thermal Management via BIOS Hardware
Monitoring in the Advanced Setting.
Notes:
1. The Default setting is Disabled.
2. Please use all 3-pin fans or all 4-pin
fans on the motherboard. Please do not
4-pin Fan Header
Pin Definitions (Fan1-6)
Pin# Definition
1
Ground
2
+12V
3
Tachometer
4
PWR Modulation
A.
Fan 1 (CPU Fan)
B.
Fan 2
C.
Fan 3
D.
Fan 4
E.
Fan 5
F.
Fan 6
G. VGA
D
E
1
B
1
A
1
C
F
VGA Connector
A VGA connector (J16) is located between
COM1 and JLAN1 on the IO backplane. Refer
to the board layout below for the location.
1
G
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