Table of Contents
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Overheat/FanFail LED
Connect an LED cable to the OH/Fan
Fail connection on pins 7 and 8 of JF1
to provide advanced warning of chas-
sis overheating or system fan failure.
Refer to the table on the right for pin
definitions.
PWR Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Refer
to the tables on the right for pin defini-
tions and color messages.
KB/MS
CPU
Fan
USB 1/2
LAN
CTRL2
(*LN2+)
Intel
3000/3010
LAN
North Bridge
CTRL1
JLAN1
DIMM 1A
DIMM 2A
JLAN2
(*LN2+)
DIMM 1B
DIMM 2B
VGA
JI
C2
JI
2
C1
Memory
2
Slot6
PCI-E x8
VGA
J 8
C T R L
JWOR
Slot5
PCI-E x4
J10
BIOS
JPG1
SPKR
Slot4
PCI-33 MHz
S I/O
Floppy
COM2
Fan6
Fan1
PWR SMB
PWR Fault
8-pin PWR
CPU
LGA 775
Fan2
Fan3
IPMI
SBX: PCI-33 MHz
JL1
Battery
ICH7R
South Bridge
JBT1
PCI1
SATA3
SATA1
USB3/4
USB5/6
SATA0 SATA2
OH/Fan Fail Indicator
Status
State
Definition
Off
Normal
On
Overheat
Flash-
Fan Fail
ing
PWR Fail Indicator Status
State
Green
Amber
Pin Definitions (JF1)
Pin#
5
6
Ground
X
Power LED
HDD LED
NIC1 LED
NIC2 LED
A
OH/Fan Fail LED
B
PWR Fail LED
Ground
Ground
2-11
Chapter 2: Installation
OH/Fan Fail LED
Pin Definitions (JF1)
Pin#
Definition
7
Vcc
8
Ground
Definition
PWR On, System
Normal
Redundant PWR
Failure
PWR Fail LED
Definition
Vcc
Ground
A. OH/Fan Fail LED
B. PWR Fail LED
20
19
NMI
X
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Reset
Reset Button
Power Button
PWR
2
1
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