Overheat/Fan Fail LED
Connect an LED to the OH/Fan Fail
connection on pins 7 and 8 of JF1
to provide advanced warning of
chassis overheating. Refer to the
table on the right for pin definitions
and signal messages.
Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1.
Refer to the table on the right for
pin definitions.
P W 1
ATX PWR
DS3
8-pin
DS1
P W 2
P W
Fault
DIMM 1B
DIMM 1A
DIMM 2B
DIMM 2A
DIMM 3B
DIMM 3A
P W 3
Marvell SATA
Enable
Spkr
JL1
J F 2
OH/Fan Fail LED
PWR Fail LED
USB2/3
ESB6300
Hance
Rapids
JBT1
M-SATA0-3
2-11
Chapter 2: Installation
Overheat/Fan Fail
LED Pin Definitions
(JF1)
Pin
Number
7
8
Overheat/Fan Fail
LED
State
Solid
Blink
Power Fail LED Pin
Definitions
Pin
Number
5
6
20
Ground
X
Power LED
HDD LED
NIC1 LED
NIC2 LED
OH/Fan Fail LED
Power Fail LED
Ground
Ground
2
Definition
Vcc
GND
Message
Overheat
Fan Fail
(JF1)
Definition
Vcc
GND
19
NMI
X
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Reset Button
Reset
Power Button
Pwr
1