Serial Ports - Intel MB440LX System Installation Manual

Serial Ports

These ports support external devices such as modems and scanners that
require serial data transmission.
1 5
6 9
OM00932A
Pin
1
2
3
4
5
6
7
8
9
M440LX Server System Product Guide
Signal
DCD (data carrier detect)
RXD (receive data)
TXD (transmit data)
DTR (data terminal ready)
GND (ground)
DSR (data set ready)
RTS (request to send)
CTS (clear to send)
RIA (ring indicator)
199