SUPER MICRO Computer X7SBL-LN1/LN2 - Manual (Page 38)

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X7SBL-LN1/LN2 User’s Manual
Fan Headers
The X7SBL-LN1/LN2 has six fan headers
(Fan1 to Fan6) including fi ve chassis/sys-
tem fan headers (Fan1 to Fan5) and one
CPU Fan (CPU Fan6). All these fan head-
ers support 4-pin fans. However, Pins 1-3
of the fan headers are backward compat-
ible with the traditional 3-pin fans. See
the table on the right for pin defi nitions.
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 use 3-pin fans and
4-pin fans on the same board.)
4-pin Fan Header
Pin Defi nitions (Fan1-6)
Pin# Defi nition
1 Ground
2 +12V
3 Tachometer
4 PWR Modulation
A. Fan 1
B. Fan 2
C. Fan 3
D. Fan 4
E. Fan 5
F. Fan 6 (CPU
Fan)
C
B
D
E
A
F