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Connectors, Cables, and Pin Assignments
C-3
9123-A2-GB20-00
May 2000
COM Port Connector
The following table provides the pin assignments for the FrameSaver unit’s
25-position EIA-232C communication port connector.
Signal
Direction Pin #
Shield (GND) — 1
DCE Transmit Data (TXD) From DTE (In) 2
DCE Receive Data (RXD) To DTE (Out) 3
DCE Request To Send (RTS) From DTE (In) 4
DCE Clear To Send (CTS) To DTE (Out) 5 *
DCE Data Set Ready (DSR) From DTE (In) 6 *
Signal Ground (GND) — 7
DCE Carrier Detect (CD) To DTE (Out) 8 *
DCE Data Terminal Ready (DTR) From DTE (In) 20
* Pins 5, 6, and 8 are tied together.