ADC HDSL4 Manual de usuario descargar pdf (Pagina 20)

Table 12: B8ZS Standard (Non-HDSL) Spans - Provisioning

Required Tests General Information Parameters

DB Loss Test Unframed all ones pattern sent from CO

or remote test system. Measurements at

NI.

0 to -16.5 DB

Span Current

NOTE:

Current measurement test is not re-

quired when the span is fiber out to

the customer site and the smartjack

is located in the same bay or adja-

cent bay as the mux and is locally

the mux.

Use a volt meter that measures voltage

with at least 2 decimal point accuracy.

On a smartjack or NCTE, measure the

voltage between the two test points

labeled current or voltage.

Voltage meaurement must be 0.6

VDC +/- 0.03 volts to equal 60ma.

Current measurement if taken in

milliamps must be 60 ma +/- 3ma.

QRSS

1 five minute test

test pattern 0 errors

1 in 8

1 two minute test

test pattern 0 errors

All Ones

1 two minute test

test pattern 0 errors

All Zeros

1 thirty second test

test pattern 0 errors

Bridged Tap

test run on copper portion of spans only

when errors are detected on other

stress patterns

21 test patterns (test sets are pro-

grammed to run these tests)

Only use this test on copper spans.

0 errors

AT&T Practice ATT-TP-000-000-006

Issue 1, 08/25/06

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 37 38

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