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CMN-C6SC

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.