Chapter 5: Advanced Motherboard Setup

5-9

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 ac-
tivities on the system, including Serial
ATA and IDE). See the table on the
right for pin denitions.
NIC2 LED
Pin Denitions (JF1)
Pin# Denition
9 Vcc
10 Ground
HDD LED
Pin Denitions (JF1)
Pin# Denition
13 Vcc
14 HD Active
NIC2 LED
The LED connections for LAN2 are
on pins 9 and 10 of JF1. Attach an
LED cable to display network activ-
ity. See the table on the right for pin
denitions.
NIC1 LED
Pin Denitions (JF1)
Pin# Denition
11 Vcc
12 Ground
NIC1 LED
The LED connections for LAN1 are
on pins 11 and 12 of JF1. Attach an
LED cable to display network activ-
ity. See the table on the right for pin
denitions.
NMI Button
The non-maskable interrupt button
header is located on pins 19 and 20
of JF1. See the table on the right for
pin denitions.
NMI Button
Pin Denitions (JF1)
Pin# Denition
19 Control
20 Ground
Power On LED
The Power On LED connector is lo-
cated on pins 15 and 16 of JF1. This
connection is used to provide LED
indication of power being supplied to
the system. See the table on the right
for pin denitions.
Power LED
Pin Denitions (JF1)
Pin# Denition
15 +3.3V
16 Control