User guide

DS3 Test
Multi Protocol Test Set 251
T1 Drop/Insert Results
T1 Drop/Insert Results
Press , select DSn/PDH, DS3, Results, and the T1 Drop/Insert tab.
Note: The T1 Drop/Insert tab is only available when BERT pattern is OFF.
³ T1 Channel: Select the desired
T1 channel to drop & insert from
T1-B port. The default setting is
OFF.
³ T1 Zero Code: Select the desired
or appropriate T1 zero coding for
the dropped T1 channel. Choices
are B8ZS and AMI. The default
setting is B8ZS.