Chapter 2 Installation
NET-1821VD2N
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ATX Power Connector
1. The board provides one 2x12Pin ATX power connector, PWR1 (Pitch: 4.2mm); the
pin definitions are as follows:
Pin
Signal Name
Pin
Signal Name
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON#
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 PWROK 20
-5V
9 +5VSB 21
+5V
10 +12V 22
+5V
11 +12V 23
+5V
12 +3.3V 24 GND
2. The board provides one 2x2pin power socket (Pitch: 4.2mm); the pin definitions are
as follows:
Pin
Signal Name
1 GND
2 GND
3 +12V
PWR2
4 +12V
