PARADYNE CORPORATION

7110 T1 DSU/CSU

Card Type

DSU/CSU

Chip Set

Unidentified

I/O Options

DTE/DCE port (2 RS-232), network interface via RJ-48 connector,

power jack, DTE port, monitor connector

Wiring Type

RJ-48 T1

Maximum Data Rate

56Kbps (64Kbps full duplex)

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Power Jack

CN1

Network interface via RJ-48 connector

CN5

DTE/DCE port (25-pin serial connector)

CN2

Monitor connector - line in

CN6

DTE/DCE port (25-pin serial connector)

CN3

Monitor connector - line out

CN7

DTE port (V.35 connector)

CN4

   

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

OK

Green

On

DSU/CSU power is on

OK

Green

Off

DSU/CSU power is off, performing a self test, or detecting a system failure

FAIL

Red

On

DSU/CSU is performing a self test, or detecting a system failure

FAIL

Red

Off

DSU/CSU is not performing a self test, or detecting a system failure

TST

Yellow

On

DSU/CSU is executing a test

TST

Yellow

Off

DSU/CSU is not executing a test

SIG

Yellow

On

A recoverable signal is detected on network

SIG

Yellow

Off

Network signal can not be recovered. A loss of signal condition exists

OOF

Yellow

On

DSU/CSU is detecting an out of frame condition

OOF

Yellow

Off

DSU/CSU is not detecting an out of frame condition

ALM

Yellow

On

DSU/CSU has detected an alarm condition on network

ALM

Yellow

Off

DSU/CSU has detected an alarm condition on network

EER

Yellow

On

Excessive error rate threshold has been exceeded on network

EER

Yellow

Off

Excessive error rate threshold has not been exceeded on network

TXD

Green

On

Receiving all zeros from the DTE

TXD

Green

Off

Receiving all ones from the DTE

TXD

Green

Blinking

Data is being transferred

RXD

Green

On

Transmitting all zeros from the DTE

RXD

Green

Off

Transmitting all ones from the DTE

RXD

Green

Blinking

Data is being transferred

RTS

Green

On

RTS signal is high

RTS

Green

Off

RTS signal is low

CTS

Green

On

CTS signal is high

CTS

Green

Off

CTS signal is low

DTR

Green

On

DTR signal is high

DTR

Green

Off

DTR signal is low