Chapter 2: Installation

2-13

Power Button
OH/Fan Fail LED
1
NIC1 LED
Reset Button
2
HDD LED
Power LED
Vcc
Vcc
Vcc
Vcc
Ground
Ground
19 20
X
Ground
NMI
X
VccNIC2 LED
X
X
Front Control Panel Pin Denitions
Power LED
The Power LED connection is located on
pins 15 and 16 of JF1. Refer to the table
on the right for pin denitions.
Power LED
Pin Denitions (JF1)
Pin# Denition
15 +3.3V
16 Ground
POWER LED
HDD LED
NIC1
NIC2
A
B
A
HDD LED
The HDD LED connection is located on
pins 13 and 14 of JF1. Attach a hard
drive LED cable here to display disk
activity (for any hard drive activities on
the system, including Serial ATA and
IDE). See the table on the right for pin
denitions.
HDD LED
Pin Denitions (JF1)
Pin# Denition
13 +3.3V
14 HD Active
B
JF1 Header Pins
NIC1/NIC2 LED Indicators
The NIC (Network Interface Controller
or Ethernet Controller) LED connection
for LAN port 1 is located on pins 11 and
12 of JF1, and the LED connection for
LAN Port 2 is on Pins 9 and 10. Attach
the NIC LED cables to display network
activity. Refer to the table on the right
for pin denitions.
NIC 1/2 LED
Pin Denitions (JF1)
Pin# Denition
11/9 Vcc
12/10 Ground
C
D
C
D