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FCD-1X

RAD DATA COMMUNICATIONS

FCD-1X

Card Type

T1 CSU/DSU

Chip Set

Unidentified

I/O Options

AC power connector, V.35 DTE port (34-pin connector),

9-pin serial port (RS-232), 25-pin serial port (RS-530),

T1 network interface via 15-pin connector

Wiring Type

100ohm shielded twisted pair via 15-pin connector

T1 Transfer Rate

1.544Mbps

T1 Protocol

AMI, B8ZS, B7ZS

Frame type

D4,ESF

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

AC power connector

CN1

DCE/DTE port (34-pin connector)

CN4

9-pin serial port

CN2

Network interface via 15-pin connector

CN5

DCE/DTE port (25-pin connector)

CN3

Power switch

SW2

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Debug self test mode disabled

JP2

Pins 1 & 2 closed

 

Debug self test mode enabled

JP2

Pins 2 & 3 closed

Default password enabled. Password=FCD-1/X

JP3

Pins 2 & 3 closed

 

User password enabled

JP3

Pins 1 & 2 closed

Watchdog timer enabled

JP4

Pins 1 & 2 closed

 

Watchdog timer disabled

JP4

Pins 2 & 3 closed

Signal ground is connected to the frame ground

JP12

Pins 2 & 3 closed

 

Signal ground is not connected to the frame ground

JP12

Pins 1 & 2 closed

Internal -5V enabled

JP22

Pins 1 & 2 closed

 

Grounded to pin 15 in the main link connector (CN5)

JP22

Pins 2 & 3 closed

Allows connection of the line controlled by JP22 to pin 15 of main link connector (CN5) for powering external device

JP25

Closed

 

Does not allow connection of the line controlled by JP22 to pin 15 of main link connector (CN5) for powering external device

JP25

Open

Allows connection of internal +5V, via resistor, to pin 14 of main link connector (CN5) for powering external device

JP26

Closed

 

Does not allow connection of internal +5V, via resistor, to pin 14 of main link connector (CN5) for powering external device

JP26

Open

T1 TRANSMIT LEVEL SELECTION

Net build

Label

Position

0dB

SW1

1

 

7.5dB

SW1

2

 

15dB

SW1

3

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

RTS

Unidentified

On

RTS signal is high

RTS

Unidentified

Off

RTS signal is low

DCD

Unidentified

On

DCD signal is high

DCD

Unidentified

Off

DCD signal is low

TD

Unidentified

On

CSU/DSU is detecting pulses from the local DTE

TD

Unidentified

Off

CSU/DSU is not detecting pulses from the local DTE

RD

Unidentified

On

CSU/DSU is receiving pulses from network

RD

Unidentified

Off

CSU/DSU is not receiving pulses from network

RED

Unidentified

On

CSU/DSU is detecting a red alarm condition

RED

Unidentified

Off

CSU/DSU is not detecting a red alarm condition

YEL

Unidentified

On

CSU/DSU is detecting a yellow alarm condition

YEL

Unidentified

Off

CSU/DSU is not detecting a yellow alarm condition on

TST

Unidentified

On

CSU/DSU loopback test active

TST

Unidentified

Off

CSU/DSU loopback test not running