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Chapter 5: Advanced Serverboard Setup
5-15
Overheat/Fan Fail LED
Connect an LED to the OH/Fan Fail
connection on pins 7 and 8 of JF1
to provide warning of system
overheating or system fan failure.
The LED will flash/stay on as long
as the fan fail/overheat condition
exists. Refer to the table on the
right for pin definitions and Chap-
ter 3 for details.
NIC1/2 LEDs
The NIC (Network Interface Con-
troller) LED connections for
GLAN1 are located on pins 11 and
12 of JF1 and the NIC LED con-
nections for GLAN2 are located on
pins 9 and 10 of JF1. Attach the
NIC cables to display network ac-
tivity. Refer to the table on the
right for pin definitions.
NIC LED
Pin Definitions
(JF1)
Pin
Number
9/11
10/12
Definition
Vcc
GND
OH/Fan Fail LED
Pin Definitions
(JF1)
Pin
Number
7
8
Definition
Vcc
GND
Power/Power Fail
LED Pin Definitions
(JF1)
Pin
Number
5
6
Definition
LED-
LED+
HDD LED
The HDD LED (for IDE and SCSI
drives) connection is located on
pins 13 and 14 of JF1. Attach the
drive LED cable to these pins to
display disk activity. See the table
on the right for pin definitions.
HDD LED
Pin Definitions
(JF1)
Pin
Number
13
14
Definition
Vcc
HD Active
Power & PWR Fail LED
The Power/Power Fail LED con-
nection is located on pins 5 and 6
of JF1. Refer to the table on the
right for pin definitions.