Paradyne FrameSaver SLV 9664, User Manual

Page: 216 / 240

Connectors, Cables, and Pin Assignments
C-2
9664-A2-GB20-00 March 2000
COM Port Connector
The following table shows the signals and pin assignments for the DB25
communication port connector.
Signal Direction Pin #
Shield — 1
Transmit Data ( TXD ) To COM port ( In ) 2
Received Data ( RXD ) From COM port ( Out ) 3
Request to Send ( RTS ) To COM port ( In ) 4
Carrier Detect ( CD ) From COM port ( Out ) 5, 6, 8
Signal Ground ( SG ) To/From COM port 7
Data Terminal Ready ( DTR ) To COM port ( In ) 20
COM Port-to-Terminal Cable (Feature No. 3100-F2-540)
Order this cable when connecting the COM port to an asynchronous terminal;
it does not come with the FrameSaver unit. The following shows the
pin assignments from the COM port to the terminal interface.
1
2
3
4
5
6
7
8
496-14910
COM Port
Non-Keyed
8-Position
Modular Plug
Tx Clock
Rx Data
Ground
Tx Data
DTR
CD
RTS
Rx Clock
15
3
7
2
20
8
5
6
4
17
Rx Data
Ground
Tx Data
DTR
CD
CTS
DSR
RTS
DTE
DB25 Plug