Verilink PRISM 3101 (CG) Configuration/Installation Guide User Manual

Prism 3101, Configuration guide, Front panel description

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Front Panel Description

Index

Item Function

1

TEST

When this button is pushed once, the unit transmits five seconds of inband loop code out to the network (either LLB or V.54
depending on Switch S1-7). The indicator blinks green during transmission of the loop code. If Switch S2-8 is set to Clear Loop,
the data from the DTE is passed to the network and data from the network is passed to the DTE. The TEST indicator is solid
green in this mode. If Switch S2-8 is set to BERT, the test pattern last selected is transmitted toward the network. The received
pattern is compared and if it is error free, the TEST indicator remains green. If pattern errors are detected, the TEST indicator
turns red for a minimum of one second. If the TEST button is pushed again, the unit transmits 5 seconds of inband loop down
code and returns to normal operating mode. The TEST indicator is then turned off.

2

LOOP

When this button is pressed once, the unit activates a line loopback, looping the network receive data back to the network, and
looping the data from the DTE ports back to the DTE. The LOOP indicator is lit while the unit is in loop. If pushed again, the
unit clears the loop and turns off the LOOP indicator.

3

TEST

This 3-color LED flashes green when the unit is transmitting loop code. It is green continuously when BERT is on with no
errors or the unit is in a clear test. It is red when the BERT is on and is receiving errors.

4

LOOP

This amber LED lights continuously when the unit is in any loop condition.

5

NET

This 3-color LED is green when the unit is in frame sync. It is amber when the unit is receiving a yellow alarm from the far end.
It is red when the unit is out of frame sync.

6

ALARM This red LED lights continuously when the unit is in an active alarm condition. It flashes if the switch configuration is invalid.

7

POWER This green LED lights continuously when power is applied to the unit.

PRISM 3101/3102

Configuration Guide

Part Number 45-00091

Rev 1.0

Front Panel

Specifications

Network Interface

Line Rate:

1.544 Mb/s (

±

50 ppm)

Line Framing:

D4 or ESF

Line Code:

AMI or B8ZS

Input Signal:

0 to - 27 dB ALBO

Connection:

RJ-48C jack, 100 W (

±

5%)

Output Signal:

3.0 V (

±

10%) base- peak into

100

with protection

Line Build Out:

0, -7.5, - 15, -22.5 dB attenuation

Transient Voltage: 1000 V protection, fused in/out

Jitter Control:

per TR62411 and T1.403

Timing Source:

Internal, recovered line clock,
external DTE

Ones Density:

B8ZS, Nx 56 bit stuffing,
alternate fill; TR62411

Equipment Interface

DTE Ports:

3101 single and 3102 dual port

Compatibility:

EIA 530 (RS-422), female DB-25
CCITT V.35, female 34- pin

Data Rate:

Synchronous, Nx 56 kb/s or
N x 64 kb/s (where N = 1 to 24);
independent selection each port

Clocking:

Internal, External, Oversample

Data Invert:

Independent selection each port

Management Interfaces

Supervisory Port

Connection:

8 - pin modular (RS-232)

Data Rates:

1.2, 2.4, 9.6, and 19.2 kbps

SLIP Port

Connection:

8 - pin modular (RS-232)

Data Rates:

1.2, 2.4, 9.6, and 19.2 kbps

SNMP /Telnet Ethernet (option)

Connection:

8 - pin modular (RJ-45)

Network Protocol: TCP/IP based networks

Data Rate:

10 Mbps

Compatibility:

10BASE -T

SNMP /Telnet Token Ring

Connection:

8 - pin modular (RJ-45)

Network Protocol: TCP/IP based networks

Data Rate:

4 or 16 Mbps

Compatibility:

Type 3 Unshielded Twisted Pair

Diagnostics

Performance:

Monitoring per TR54016, T1.403

Network Loops: Line or payload loopback
Fractional Loop: Responds to inband V.54 loop
DTE Port Loops:Bidirectional loop to DTE or Net
BERT:

Multiple test patterns toward
network or DTE ports

Alarms

Activation:

Programmable thresholds

Reporting:

Front panel LEDs, call out on
alarm (COA), SNMP TRAPs

Power

110 VAC:

0.2 A, 24 W max, 82 BTU max

Mechanical

Mounting:

Desktop or horizontal rack

Dimensions:

12" (30.48 cm) wide, 1.75" (53.34
cm) high, 9" (22.86 cm) deep

Weight:

8 pounds (1.814 kg)

ALARM

NET

LOOP

TEST

TEST

LOOP

POWER

2

1

4

3

5

6

7

PRISM 3101

T

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A

N

S

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T

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