NEXCOM NEX 716VL2G - Manual (Page 20)

19 Chapter 2 NEX716VL2G User Manual
J12: ATX Power Connector, 10x2 pin
J5/J35/J36: CPU Fan/ System Fan1/System Fan2 Connector
Pin No. Description
1 Ground
2 Programmable Fan Power
3 Fan Speed sensor
J7/J9/J13: COM2(RS232 Mode )/COM3/COM4, 5X2 Pin Box Header
Pin No. Description Pin No. Description
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 NC
J7: COM2 RS422 Mode
Pin No. Description Pin No. Description
1 TXD- 6 RTS-
2 TXD+ 7 RTS+
3 RXD+ 8 CTS+
4 RXD- 9 CTS-
5 Ground 10 NC
J7: COM2 RS485 Mode
Pin No. Description Pin No. Description
1 TXD-/RXD- 6 NA
2 TXD+/RXT+ 7 NA
3 NA 8 NA
4 NA 9 NA
5 Ground 10 NC
Pin No. Description Pin No. Description
11 +3.3V 1 +3.3V
12 -12V 2 +3.3V
13 Ground 3 Ground
14 PS-ON 4 +5V
15 Ground 5 Ground
16 Ground 6 +5V
17 Ground 7 Ground
18 -5V 8 Power Good
19 +5V 9 +5VSB
20 +5V 10 +12V