RAD DATA COMMUNICATIONS
CMN-C6SC
| 
 Card Type  | 
 Modem (synchronous)  | 
| 
 Chipset  | 
 Unidentified  | 
| 
 Maximum Data Rate  | 
 19.2Kbps x 2  | 
| 
 Data Modulation  | 
 Unidentified  | 
| 
 Data Bus  | 
 Proprietary  | 

| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 Serial data port  | 
 CN1  | 
 Telephone line out  | 
 CN2  | 
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Setting  | 
 Label  | 
 Position  | 
| 
 í DCD forced high | 
 JP1  | 
 Pins 1 & 2 closed  | 
| 
 DCD follows RTS  | 
 JP1  | 
 Pins 2 & 3 closed  | 
| 
 í RTS to CTS delay set to 8mS | 
 JP2  | 
 Pins 1 & 2 closed  | 
| 
 RTS to CTS delay set to 50mS  | 
 JP2  | 
 Pins 2 & 3 closed  | 
| 
 í CN1 is DCE | 
 SW2  | 
 On  | 
| 
 CN1 is DTE  | 
 SW2  | 
 Off  | 
| 
 TRANSMIT CLOCK SOURCE SELECTION  | |||
| 
 Setting  | 
 JP3/A  | 
 JP3/B  | 
 JP3/C  | 
| 
 í Internal | 
 Closed  | 
 Open  | 
 Open  | 
| 
 External  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 Received  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 LINE SPEED SELECTION  | |
| 
 Setting  | 
 SW2  | 
| 
 900bps  | 
 Position 9  | 
| 
 1200bps  | 
 Position 8  | 
| 
 1800bps  | 
 Position 7  | 
| 
 2400bps  | 
 Position 6  | 
| 
 3600bps  | 
 Position 5  | 
| 
 4800bps  | 
 Position 4  | 
| 
 7200bps  | 
 Position 3  | 
| 
 í 9600bps | 
 Position 2  | 
| 
 14.4Kbps  | 
 Position 1  | 
| 
 19.2Kbps  | 
 Position 0  | 
| 
 DIAGNOSTIC LED(S)  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 PWR  | 
 Green  | 
 On  | 
 Power is on  | 
| 
 PWR  | 
 Green  | 
 Off  | 
 Power is off  | 
| 
 XMT  | 
 Yellow  | 
 On  | 
 Modem is transmitting data  | 
| 
 XMT  | 
 Yellow  | 
 Off  | 
 Modem is not transmitting data  | 
| 
 RCV  | 
 Yellow  | 
 On  | 
 Modem is receiving data  | 
| 
 RCV  | 
 Yellow  | 
 Off  | 
 Modem is not receiving data  | 
| 
 DCD  | 
 Yellow  | 
 On  | 
 Carrier signal detected  | 
| 
 DCD  | 
 Yellow  | 
 Off  | 
 Carrier signal not detected  | 
| 
 MISCELLANEOUS TECHNICAL NOTE  | 
| 
 This card is intended for use in the CMN-16 rack-mount system. The bus is used only for supplying power for the card. All other card functions are accessed through the serial ports.  |