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Chapter 4: Motherboard Connections
NIC1/NIC2 Link LED
The NIC (Network Interface 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 below for pin definitions.
NIC1/NIC2 LED
Pin Definitions (JF1)
Pin# Definition
9/11
Vcc
10/12
Ground
UID LED
The UID LED is on pins 7 and 8 of JF1.
Connect the front panel UID LED to this
header to indicate when the rear UID switch
is turned on. Refer to the table below for
pin definitions.
UID LED
Pin Definitions (JF1)
Pin# Definition
7
Vcc
8
Ground
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 detected
on the motherboard's built-in disk controllers.
See the table below for pin definitions.
HDD LED
Pin Definitions (JF1)
Pin# Definition
13
+5V
14
HDD Active