AlphaServer 1000A Owner's Guide Quick Reference • 9-9
Serial Port Connectors
The serial port connectors consist of two 9-pin D-submini connectors. Table 9-3
lists their pin assignments.
Table 9-3 Serial Port Pinouts
Pin Signal Function
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 RI Ring indicator
Keyboard and Mouse Port Connectors
The keyboard and mouse connectors consist of two 6-pin mini-DIN connectors.
Table 9-4 lists their pin assignments.
Table 9-4 Keyboard and Mouse Port Pinouts
Pin Signal
1 Data
2 Reserved
3 Ground
4 +5 V dc (fused)
5 Clock
6 Reserved
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