E. Connectors, Cables, and Pin Assignments
E-4 September 2002 9128-A2-GB20-80
COM Port Connector
The 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 9126
and 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 FrameSaver
SLV9126-IIs 9-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 (SG) 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.
Pin # Signal Direction
1* Data Carrier Detect (DCD) 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.