SUPER MICRO Computer X7SBL-LN1/LN2 user manual Fan Headers

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

1Ground

2+12V

3Tachometer

4PWR Modulation

FA

B

A. Fan 1

B. Fan 2

C. Fan 3

D. Fan 4

E. Fan 5

F. Fan 6 (CPU

Fan)

E

C

D

2-20