21
RJ45 LAN connectors. There are two LED on the connector
indicating the status of LAN. The pin assignments are as
following:
•
CN22(LAN1)/CN24(LAN2): LAN RJ45 Connector
PIN NO. DESCRIPTION
PIN NO. DESCRIPTION
1 TX+ 5. N/C
2 TX- 6. RX-
3.
RX+
7.
N/C
4.
N/C
8.
N/C
•
CN17(LAN1)/CN16(LAN2): LAN State LED Connector
PIN NO.
DESCRIPTION
1-2 ACT/LINK
3-4 100TX
3.11 VGA Connector
The ROCKY-772EV has a built-in 15-pin VGA connector directly
connects to your CRT monitor.
•
CN21 : 15-pin Female Connector
1 RED
2 GREEN
3 BLUE
4 NC
5 GROUND
6 GROUND
7 GROUND
8 GROUND
9 NC
10 GROUND
11 NC
12 DDC
DAT
13 HSYNC
14 VSYNC
15 DDCCLK
3.12 AUDIO Headphone & Connector
The ROCKY-772EV has a built-in AC’97 AUDIO CODEC;
connector directly connects to your MIC-IN & CD-IN & LINE-IN.
•
CN23: AUDIO Headphone Jack (Output)
•
CN19: AUDIO LINE-IN Connector (Input)
•
CN20: AUDIO CD-IN Connector (Input)
•
CN18: AUDIO MIC-IN Connector (Input)
PIN NO.
DESCRIPTION
22
CN20
CN19
CN18
1 LEFT
LEFT
MIC-IN
2 GND
GND
GND
3 GND
GND
GND
4 RIGHT
RIGHT
NC
3.13 ATX 20-PIN Power Connector (CN1)
This connector supports the ATX power, functions such as
modem Ring on, wake-up LAN and soft power off are supported
by mainboard. (Power source from Mainboard)
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1 3.3V
2 3.3V
3 GND
4 5V
5 GND
6 5V
7 GND
8 PW_OK
9 5VSB
10 12V
11 3.3V
12 -12V
13 GND
14 ATX-ON
15 GND
16 GND
17 GND
18 -5V
19 5V
20 5V
4
