Procomp B687 Manual page 8

B687
COM1,COM2 –Serial Connectors
Pin
1
2
3
4
5
USB1 - Universal Serial Bus (USB) Connectors
USB1 Pin
1
2
3
4
5
5135SIR - Infrared Connector: IR
Pin
1
2
3
4
5
Signal Name
DCD
SIN
SOUT
DTR
GND
Signal Name
USB VCC 0
USB Data -
USB Data +
USB GND 0
GND
Pin Signal Name
6 DSR
7 RTS
8 CTS
9 RI
10 NC
USB2 Pin
1
2
3
4
5
Signal Name
VCC
NC
IRRX
GND
IRTX
7
Signal Name
USB VCC 1
USB Data -
USB Data +
USB GND 1
GND