ASCEND COMMUNICATIONS, INC.

MAX 2000 T1/PRI

Card Type

T1, Ethernet

Chip Set

Unidentified

I/O Options

AC power connector, 15-pin AUI port, 9-pin serial port,

T1 network interface via RJ-48 connector (2), alarm relay terminal block, RJ-45 UTP interface, data port via 44-pin connector,

Wiring Type

RJ-48 T1

RJ-45 Unshielded Twisted Pair

T1 Transfer Rate

1.544Mbps

T1 Protocol

AMI, B8ZS

Frame type

D4, ESF

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

AC power connector

CN1

RJ-45 UTP connector

CN5

Serial port

CN2

RJ-48 T1 interface

CN6

44-pin DTE port

CN3

RJ-48 T1 interface

CN7

15-pin AUI interface

CN4

Alarm relay terminal block

CN8

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Unidentified

On

Power is on

PWR

Unidentified

Off

Power is off

ACT

Unidentified

On

Ethernet interface active

ACT

Unidentified

Off

Ethernet interface inactive

YA1

Unidentified

On

Yellow alarm condition detected on network line 1

YA1

Unidentified

Off

Yellow alarm condition not detected on network line 1

FLT

Unidentified

On

Self test in progress

FLT

Unidentified

Blinking

Device is not functional due to hardware fault or error

FLT

Unidentified

Off

Device is functional

COLL

Unidentified

On

Collision detected on Ethernet

COLL

Unidentified

Off

Collision not detected on Ethernet

LA1

Unidentified

On

Link is active on line 1

LA1

Unidentified

Blinking

Device unable to establish line 1 communications, possible configuration error

LA1

Unidentified

Off

Link is inactive

AUI

Unidentified

On

AUI interface is good

AUI

Unidentified

Off

AUI interface is broken

RA1

Unidentified

On

Improper receive signal or no signal detected on network line 1

RA1

Unidentified

Off

Improper receive signal or no signal detected on network line 1

COAX

Unidentified

On

10Base - 2 interface enabled

COAX

Unidentified

Off

10Base - 2 interface disabled

RA2

Unidentified

On

Improper receive signal or no signal detected on network line 2

RA2

Unidentified

Off

Improper receive signal or no signal detected on network line 2

UTP

Unidentified

On

10BaseT interface enabled

UTP

Unidentified

Off

10BaseT interface disabled

YA2

Unidentified

On

Yellow alarm condition detected on network line 2

YA2

Unidentified

Off

Yellow alarm condition not detected on network line 2

LA2

Unidentified

On

Link is active on line 2

LA2

Unidentified

Blinking

Device unable to establish line 2 communications, possible configuration error

LA2

Unidentified

Off

Link is inactive

MULTIBAND INVERSE MULTIPLEXING CARD

CONNECTIONS

Function

Label

Function

Label

Serial host port (44-pin connector)

CN9

Serial host port (44-pin connector)

CN11

Unidentified

CN10

   

Note:

Serial host ports may be configured for RS-449, V.35, or X.21 interface. Also available with 6 serial host ports.

HOST/6 CARD

CONNECTIONS

Function

Label

Function

Label

9-pin serial port

CN12

9-pin serial port

CN13

MISCELLANEOUS TECHNICAL NOTES

MAX 200 T1/PRI can accommodate two expansion modules. Available modules are the two options shown above, as well as the Digital Modem and V.110 cards.