User guide

DS3 Test
Multi Protocol Test Set 249
Facility Results
When there is no error and event, but
bit error(s), the BERT ERRORS is
displayed if Show NO ERRORS is
selected (see Show NO ERRORS on
page 255).
³ BERT Pattern
The pattern selected in the setup page is displayed. However BERT
OFF is displayed when the BERT is set to OFF in the setup page.
The field next to the pattern
indicates if either the received
pattern matches the configured
pattern (Pat SYNC) or not (NO
SYNC).
The field next to the Pat SYNC/NO
SYNC indicates the count or the
percentage of pattern error
depending on the unit selection:
count (CNT), Bit Error Rate
(BER), count of Errored Second (ES), count of Error Free Second
(EFS), percentage of Error Free Second (%EFS), count of Severely
Errored Second (SES), or percentage of Severely Errored Second
(%SES).
³ PULSES: indicates that valid DS3 pulses are received.
³ FRAMED: indicates black LED if Framing in the test setup page is set to
Unframed or Auto, otherwise the LED should be green.
³ B3ZS: A green LED indicates that B3ZS code word is detected,
otherwise the LED should be black if no code word is detected.