User's Manual

16
• CN48: 10-pin Connector
PIN Description
1 DATA CARRIER DETECT (DCD)
2 RECEIVE DATA (RXD)
3 TRANSMIT DATA (TXD)
4 DATA TERMINAL READY (DTR)
5 GROUND
6 DATA SET READY (DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)
9 RING INDICATOR (RI)
10 N/C
• CN49: 14-pin Connector
PIN Description
1 DATA CARRIER DETECT (DCD)
2 RECEIVE DATA (RXD)
3 TRANSMIT DATA (TXD)
4 DATA TERMINAL READY (DTR)
5 GROUND
6 DATA SET READY (DSR)
7 REQUEST TO SEND (RTS)
8 CLEAR TO SEND (CTS)
9 RING INDICATOR (RI)
10 N/C
11 TX+ (RS422/485)
12 TX- (RS422/485)
13 RX+ (RS422/485)
14 RX- (RS422/485)
3.7 Power Connector
NOVA-7820 has one power connector for power supply.
• CN30: Power Supply Connector
PIN Description
1 VCC12V
2
GROUND
3
GROUND
4 VCC5V
• CN26: ATX Power Connector
PIN Description
1 VCC5VSB
2 PS_ON
3 GROUND