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Chapter 2: installation, Ab fan1 fan2 fan3 mch_fan, X7sla-h – SUPER MICRO Computer X7SLA-H User Manual

Page 37

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Chapter 2: Installation

2-17

JF

1

J1

3

JL

1

R52
R53

JPL1

JPL2

FAN3

FAN1

FAN_NB

4

1

FAN2

J3

J5

1

J4

6

JP

5

JP

4

BT

1

JBT1

TP_ICH3

Te

st

ed

t

o

C

omply

W

ith FC

C

S

ta

n

d

ar

d

s

FOR HOME OR OFFICE USE

X7SLA-H

DESIGNED IN USA

NIC

I-SA

TA

3

I-SA

TA

2

I-SA

TA

1

I-SA

TA

0

SLOT7 PCI-E X4 in X8

SLOT6 PCI-E X8

USB2/3

COM2

USB4/5

USB6

JBT1:CMOS CLEAR

ID

E

SLOT5 PCI 33MHZ

1-2:ENABLE 2-3:DISABLE

JPL1-2:LAN1/2

INTRUSION

JL1:CHASSIS

LAN2

LAN1

VG

A

COM1

X

LED

PWR

HDD

NIC

/FF

OH

RS

T

PWR ON

1

JF1

DIMM1A

DIMM1B

JPW1

JPW2 for Device Power Only

KB/MOUSE

USB

7

USB0/1

CPU

945GC

ICH7R

Fan Header

Pin Definitions

Pin# Definition

1

Ground

2

+12V

3

Tachometer

4

PWM_Control

Fan Headers
The X7SLA-L/X7SLA-H has four fan
headers. Fan1 ~ Fan3 are system cooling
fans. MCH_FAN is used for the chipset
fan. These fans are 4-pin fan headers.
However, Pins 1~3 of the fan headers are
backward compatible with the traditional
3-pin fans. (

Note: Please use all 3-pin

fans or all 4-pin fans on a motherboard.
Please do not use 3-pin fans and 4-pin
fans on the same board. Refer to the table
on the right for pin definitions.

Note: The speeds of 4-pin (PWM)
fans are controlled by Thermal Man-
agement via BIOS Hardware Moni-
toring in the Advanced Setting. (The
default setting is

Disabled.)

A

B

Fan1
Fan2
Fan3
MCH_FAN

C

D

A

B

C

D

Note: MCH_FAN is used for the
chipset only.

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