Hitachi CP-X9110 User Manual page 6

L
CONTROL
D-sub 9pin plug
* About the details of RS-232C communication,
please refer to the next section.
Pin Signal
1 (No connection)
2 RD
3 TD
Pin Signal
4 (No connection)
5 Ground
6 (No connection)
Connection to the ports (continued)
L
Pin
7 RTS
8 CTS
9 (No connection)
Signal
7