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2711

PATTON ELECTRONICS COMPANY

2711

Card Type

T1 CSU/DSU

Chip Set

Unidentified

I/O Options

25-pin serial port (RS-232), power,

network interface via RJ-48

T1 Transfer Rate

1.544Mbps

T1 Protocol

AMI, B8ZS

Frame type

D4, ESF

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

DTE/DCE serial port (25-pin connector)

CN1

Power connector

CN3

Network interface via RJ-48 connector

CN2

   

Note: 2711 also available with a 34-pin male connector for V.35 interface

USER CONFIGURABLE SETTINGS

Setting

Label

Position

ESF/B8ZS framing and coding enabled

SW1/4

Off

 

D4/AMI framing and coding enabled

SW1/4

On

64Kbps DSO rate

SW1/5

On

 

56Kbps DSO rate

SW1/5

Off

Transmit clock derived from receive line signal

SW1/6

Off

 

Transmit clock generated internally

SW1/6

On

DATA RATE

n x56

n x64

SW1/1

SW1/2

SW1/3

 

Clear channel (unstructured)

Off

Off

Off

 

112Kbps

128Kbps

On

Off

Off

 

224Kbps

256Kbps

Off

On

Off

 

336Kbps

384Kbps

On

On

Off

 

448Kbps

512Kbps

Off

Off

On

 

672Kbps

768Kbps

On

Off

On

 

896Kbps

1.024Mbps

Off

On

On

1.344Mbps

1.536Mbps

On

On

On

LINE BUILD

Net build

SW1/7

SW1/8

0dB

Off

Off

 

-7.5dB

On

Off

 

-15dB

Off

On

 

-22.5dB

On

On

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TXD

Green

On

DTE is transmitting data to CSU/DSU

TXD

Green

Off

DTE is not transmitting data to CSU/DSU

RXD

Green

On

DTE is receiving data from CSU/DSU

RXD

Green

Off

DTE is not receiving data from CSU/DSU

LOS

Red

On

Loss of signal or loss of frame condition detected on network

LOS

Red

Off

Loss of signal or loss of frame condition not detected on network

ALM

Red

On

Alarm condition detected on network

ALM

Red

Off

Alarm condition not detected on network

ERR

Red

On

Error second (ES) detected on received configuration information

ERR

Red

Off

Error second (ES) not detected on received configuration information

TST

Yellow

On

Device is conducting a loopback test

TST

Yellow

Off

Device is not conducting a loopback test

PWR

Green

On

Power is on

PWR

Green

Off

Power is off