E. Connectors, Cables, and Pin AssignmentsE-4 September 2002 9128-A2-GB20-80COM Port ConnectorThe type of COM port connector depends on the model.COM Port for 9126 and 9128-II (25-Position)The following table provides the pin assignments for the FrameSaver SLV 9126and 9128-II units’ 25-position EIA-232C communication port connector.COM Port for 9126-II (9-Position)The following table provides the pin assignments for the 1-slot FrameSaverSLV 9126-II’s 9-position EIA-232C communication port connector.Signal Direction Pin #Shield (GND) — 1DCE Transmit Data (TXD) From DTE (In) 2DCE Receive Data (RXD) To DTE (Out) 3DCE Request to Send (RTS) From DTE (In) 4DCE Clear to Send (CTS) To DTE (Out) 5*DCE Data Set Ready (DSR) From DTE (In) 6*Signal Ground (SG) — 7DCE Carrier Detect (CD) To DTE (Out) 8*DCE Data Terminal Ready (DTR) From DTE (In) 20* Pins 5, 6, and 8 are tied together.Pin # Signal Direction1* Data Carrier Detect (D CD) To DTE (Out)2 Receive Data (RD) To DTE (Out)3 Transmit Data (TD) From DTE (In)4 Data Terminal Ready (DTR) From DTE (In)5 Signal Ground (GND) —6* Data Set Ready (DSR) To DTE (Out)7 Not used —8* Clear To Send (CTS) To DTE (Out)9 Not used —*Pins 1, 6, and 8 are tied together.
