2-20
X9DR7-LN4F/X9DR7-JLN4F/X9DRE-LN4F Motherboard User’s Manual
Power Button
OH/Fan Fail LED
1
NIC1 LED
Reset Button
2
HDD LED
Power LED
Reset
PWR
Vcc
Vcc
Vcc
Vcc
Ground
Ground
19
20
Vcc
X
Ground
NMI
X
Vcc
PWR Fail LED
NIC2 LED
HDD LED
The HDD LED connection is located
on pins 13 and 14 of JF1. Attach a
cable here to indicate HDD activ-
ity. See the table on the right for pin
definitions.
HDD LED
Pin Definitions (JF1)
Pin# Definition
13
3.3V Standby
14
HD Active
C
A. HDD LED
B. NIC1 LED
C. NIC2 LED
A
B
X9DR7/E-LN4F
Rev. 1.00
NIC1/NIC2 LED Indicators
The NIC (Network Interface Control-
ler) LED connection for GLAN port 1 is
located on pins 11 and 12 of JF1, and
the LED connection for GLAN Port 2 is
on Pins 9 and 10. Attach the NIC LED
cables here to display network activity.
Refer to the table on the right for pin
definitions.
Note
: For LAN3/LAN4
(NIC3/4) LED, please refer to
JF2 on Page 2-29 for details.
GLAN1/2 LED
Pin Definitions (JF1)
Pin# Definition
9
Vcc
10
NIC 2 LED
11
Vcc
12
NIC 1 LED