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FCD-E1/ETH/E1, FCD-E1/ETH

RAD DATA COMMUNICATIONS

FCD-E1/ETH/E1, FCD-E1/ETH

Card Type

CSU/DSU

Chip Set

Unidentified

I/O Options

AC power connector, 25-pin connectors (2 RS-530), BNC connectors (4)

9-pin serial ports (2 RS-232), Ethernet interface via RJ-45 connector

E1 network interface via RJ-48 connectors (2)

E1 Transfer Rate

2.048Kbps

E1 Protocol

HDB3

Frame type

CRC-4

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

AC power connector

CN1

DCE serial port

CN10

DTE serial port

CN2

Sub network port via RJ-48 connector

CN11

Channel 1 port (25-pin connector)

CN3

Main network port via RJ-48 connector

CN12

Channel 2 network port (RJ-45 connector)

CN4

BNC connector - unbalanced receive in

RXIN

Header connector to sub link interface board

CN5

BNC connector - unbalanced receive out

RXOUT

Header connector to CH2 interface board

CN6

BNC connector - unbalanced transmit in

TXIN

Header connector to CH2 interface board

CN7

BNC connector - unbalanced transmit out

TXOUT

Header connector to CH2 interface board

CN8

Power switch

SW2

Header connector to CH2 interface board

CN9

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Signal ground is connected to the frame ground

JP8

Closed

 

Signal ground is not connected to the frame ground

JP8

Open

Transmit side ground reference set for balanced interface

JP9

Open

 

Transmit side ground reference set for unbalanced interface

JP9

Closed

Receive side ground reference set for balanced interface

JP10

Open

 

Receive side ground reference set for unbalanced interface

JP10

Closed

Front panel push-buttons enabled

JP77

Open

 

Front panel push-buttons disabled

JP77

Closed

Supervisor ports operate according to user-defined parameters

S1/1

Off

 

CSU/DSU uses default parameters stored in its EPROM

S1/1

On

Default password enabled. Password=RAD

S1/2

On

 

User password enabled

S1/2

Off

Loads user-selected parameters from NVRAM on power-up

S1/3

Off

 

Loads default parameters stored in its EPROM on power-up

S1/3

On

Factory configured - do not alter

S1/4

Off

MAIN LINK INTERFACE

Function

JP7

JP12/A

JP12/B

JP12/C

JP12/D

JP33

JP35

Balanced interface

Open

Open

Closed

Open

Open

2 & 3

2 & 3

 

Unbalanced interface

Closed

Open

Open

Open

Closed

1 & 2

1 & 2

Note: Pins designated are in the closed position

ALARM RELAY

Function

JP51

JP52

Alarm relay disconnected. DTE port (CN2) provides full functionality

2 & 3

2 & 3

 

Alarm relay connected instead of DCD and CTS lines

1 & 2

1 & 2

Note: Pins designated are in the closed position

FRONT PANEL DIAGNOSTIC LEDS

LED

Color

Status

Condition

LOC1

Unidentified

On

Local synchronization lost on main link

LOC1

Unidentified

Off

Local synchronization OK on main link

REM1

Unidentified

On

Remote synchronization lost on main link

REM1

Unidentified

Off

Remote synchronization OK on main link

LOC2

Unidentified

On

Local synchronization lost on sub link

LOC2

Unidentified

Off

Local synchronization OK on sub link

REM2

Unidentified

On

Remote synchronization lost on sub link

REM2

Unidentified

Off

Remote synchronization OK on sub link

ALM

Unidentified

On

Alarm condition detected on network

ALM

Unidentified

Off

Alarm condition not detected on network

TST

Unidentified

On

Device loopback test active

TST

Unidentified

Off

Device loopback test not running

BACK PANEL DIAGNOSTIC LEDS

LED

Color

Status

Condition

LNK

Unidentified

On

Ethernet interface is connected to an active LAN

LNK

Unidentified

Off

Ethernet interface is disconnected

RX

Unidentified

On

Data is being received on Ethernet network

RX

Unidentified

Off

Data is not being received on Ethernet network

TX

Unidentified

On

Data is being transmitted on Ethernet network

TX

Unidentified

Off

Data is not being transmitted on Ethernet network

COL

Unidentified

Blinking

Collision detected on network

COL

Unidentified

Off

Collision not detected on network

SUB LINK INTERFACE BOARD

CONNECTIONS

Function

Label

Function

Label

Header connector to mainboard

CN14

Line side protection fuse

F3

Line side protection fuse

F1

Line side protection fuse

F4

Line side protection fuse

F2

   

SUB LINK INTERFACE

Function

J9

JP12/A

JP12/B

JP12/C

JP12/D

JP16

JP17

Balanced interface

Open

Open

Closed

Open

Open

2 & 3

2 & 3

 

Unbalanced interface

Closed

Open

Open

Open

Closed

1 & 2

1 & 2

Note: Pins designated are in the closed position

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Transmit side ground reference set for balanced interface

JP8

Open

 

Transmit side ground reference set for unbalanced interface

JP8

Closed

Receive side ground reference set for balanced interface

JP10

Open

 

Receive side ground reference set for unbalanced interface

JP10

Closed

CHANNEL 2 INTERFACE BOARD

CONNECTIONS

Function

Label

Function

Label

Header connector to mainboard

CN15

Header connector to mainboard

CN17

Header connector to mainboard

CN16

Header connector to mainboard

CN18