HwMuseum | Index

ADC KENTROX

DATASMART MODEL 72456

Card Type

E1 DSU

Chip Set

Unidentified

I/O Options

AC power connector, 15-pin terminal port, 9-pin serial ports (2),

10 BaseT Eternet interface via RJ-45 connector, 25-pin data port

E1 network interface via 15-pin connector

Wiring Type

10 BaseT unshielded twisted pair

120Ohm shielded twisted pair

75Ohm shielded twisted pair (optional BNC adapter)

E1 Transfer Rate

1.984Mbps

E1 Line Coding

HDB3

Frame type

G.704

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

DCE serial port

CN1

25-pin data port

CN4

E1 network port (15-pin connector)

CN2

10 BaseT Ethernet interface (RJ-45)

CN5

DTE serial port

CN3

AC power connector

CN6

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Green

On

Power is on

PWR

Red

On

Equipment failure occurred during self test

PWR

Green

Blinking

User is logged in

PWR

Red/Green

Blinking

Software is being loaded

PWR

Red

Blinking

Unit is conducting a test

PWR

N/A

Off

Power is off

E1

Red

On

LOS, OOF, AIS or yellow alarm condition detected

E1

Red

Off

LOS, OOF, AIS or yellow alarm condition not detected

TD

Yellow

On

Data is being transmitted from the data port (CN5)

TD

Yellow

Off

Data is not being transmitted from the data port (CN5). Indicative of all zero condition if RTS and CTS are high.

RD

Yellow

On

Data is being received at the data port (CN5)

RD

Yellow

Off

Data is not being recieved at the data port (CN5). Indicative of all zero condition if RTS and CTS are high.

CTS

Yellow

On

CTS signal is high. Unit ready to send data

CTS

Yellow

Off

CTS signal is low

RTS

Yellow

On

RTS signal is high

RTS

Yellow

Off

RTS signal is low