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CMN-CF8 (ST)

RAD DATA COMMUNICATIONS

CMN-CF8 (ST)

Card Type

Modem (synchronous/asynchronous)

Chipset

Unidentified

Wire Type

Fiber optic cable

Maximum Data Rate

19.2Kbps x 2

Data Modulation

Unidentified

Data Bus

Proprietary

CONNECTIONS

Function

Label

Function

Label

Serial data port

CN1

Fiber optic ST receive cable

CN3

Fiber optic ST transmit cable

CN2

Loopback test switch

SW4

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Stop bit shortening for asynchronous mode set to 12.5%

SW1/1

Off

Stop bit shortening for asynchronous mode set to 25%

SW1/1

On

í DCD forced high

SW1/4

On

DCD follows RTS

SW1/4

Off

í Pin 18 of CN1 has no function

SW1/5

Off

Pin 18 of CN1 begins local analog loopback test

SW1/5

On

í Pin 21 of CN1 has no function

SW1/6

Off

Pin 21 of CN1 begins remote digital loopback test

SW1/6

On

í CN1 is DCE

SW3

Off

CN1 is DTE

SW3

On

TRANSMIT CLOCK SOURCE SELECTION

Setting

JP2/A

JP2/B

JP2/C

JP2/D

í Internal

Closed

Open

Open

Open

External

Open

Closed

Open

Open

Received

Open

Open

Closed

Open

Asynchronous mode

Open

Open

Open

Closed

RTS TO CTS DELAY SELECTION

Setting

JP3/A

JP3/B

JP3/C

0 mS

Closed

Open

Open

8 mS

Open

Closed

Open

68 mS

Open

Open

Closed

DATA LENGTH SELECTION

Setting

SW1/2

SW1/3

8 bits

Off

Off

9 bits

Off

On

í 10 bits

On

Off

11 bits

On

On

LINE SPEED SELECTION

Setting

SW2

1200bps

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

TST

Red

On

Modem is in test mode

TST

Red

Off

Modem is not in test mode

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.