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M440LX Server System Product Guide
199
Serial Ports
These ports support external devices such as modems and scanners that
require serial data transmission.
1
OM00932A
5
69
Pin Signal
1 DCD (data carrier detect)
2 RXD (receive data)
3 TXD (transmit data)
4 DTR (data terminal ready)
5 GND (ground)
6 DSR (data set ready)
7 RTS (request to send)
8 CTS (clear to send)
9 RIA (ring indicator)
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