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CMN-C6SC
RAD DATA COMMUNICATIONS
CMN-C6SC
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Card Type
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Modem (synchronous)
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Chipset
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Unidentified
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Maximum Data Rate
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19.2Kbps x 2
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Data Modulation
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Unidentified
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Data Bus
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Proprietary
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CONNECTIONS
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Function
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Label
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Function
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Label
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Serial data port
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CN1
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Telephone line out
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CN2
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USER CONFIGURABLE SETTINGS
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Setting
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Label
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Position
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í DCD forced high
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JP1
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Pins 1 & 2 closed
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DCD follows RTS
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JP1
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Pins 2 & 3 closed
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í RTS to CTS delay set to 8mS
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JP2
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Pins 1 & 2 closed
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RTS to CTS delay set to 50mS
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JP2
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Pins 2 & 3 closed
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í CN1 is DCE
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SW2
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On
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CN1 is DTE
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SW2
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Off
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TRANSMIT CLOCK SOURCE SELECTION
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Setting
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JP3/A
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JP3/B
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JP3/C
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í Internal
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Closed
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Open
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Open
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External
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Open
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Closed
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Open
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Received
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Open
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Open
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Closed
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LINE SPEED SELECTION
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Setting
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SW2
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900bps
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Position 9
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1200bps
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Position 8
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1800bps
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Position 7
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2400bps
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Position 6
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3600bps
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Position 5
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4800bps
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Position 4
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7200bps
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Position 3
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í 9600bps
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Position 2
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14.4Kbps
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Position 1
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19.2Kbps
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Position 0
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DIAGNOSTIC LED(S)
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LED
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Color
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Status
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Condition
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PWR
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Green
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On
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Power is on
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PWR
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Green
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Off
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Power is off
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XMT
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Yellow
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On
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Modem is transmitting data
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XMT
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Yellow
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Off
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Modem is not transmitting data
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RCV
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Yellow
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On
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Modem is receiving data
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RCV
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Yellow
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Off
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Modem is not receiving data
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DCD
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Yellow
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On
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Carrier signal detected
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DCD
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Yellow
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Off
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Carrier signal not detected
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MISCELLANEOUS TECHNICAL NOTE
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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.
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