V.54 loop testing, Bantam patch cord path net b – Verilink 1558D (34-00255) Product Manual User Manual

Page 16

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Installation 2-8

1558D APS CSU/DSU

Figure 2-2 Local 1558D Test Diagram, Path A and Path B

Bantam Patch Cord

Path NET A

SUPV

STATUS

A

LOCKED

B

A

B

ALM

LOS

LP

A

SELECT

AUTO

PATH

B

STATUS

PATH

RX BRDG

TX BRDG

N
E
T

A

RX BRDG

TX BRDG

N
E
T

B

SD

RD

TEST

STATUS

PATH

NORM

LOOP

LL

RL

PWR

Bantam Patch Cord

Path NET B

SUPV

STATUS

A

LOCKED

B

A

B

ALM

LOS

LP

A

SELECT

AUTO

PATH

B

STATUS

PATH

RX BRDG

TX BRDG

N
E
T

A

RX BRDG

TX BRDG

N
E
T

B

SD

RD

TEST

STATUS

PATH

NORM

LOOP

LL

RL

PWR

COM BUS

NET B

NET A

IN

OUT

GND

N.

O.

COM

N.

C.

ALARM

S1

S2

S3

S4

ON

OFF

ON

OFF

V.35

DCE/V.35

DTE/V.35

Data Communications

Speed - 1.536 Mbps
Clocking - DCE
Pattern - QRSS

BERT Test Set

Active Path (A or B)

DTE Port

1558A (near)

1558A (Far)

V.54 Loop

BERT Test Set

V.54 Loop Testing

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