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Description:
HOW TO:
Making Measurements
Measuring Errors and Alarms
Measuring Errors and Alarms
Error Count, Error Ratio and Errored Second results are available for each of the
following error sources:
Bit
Code
FAS
CRC
E-Bit
A summary of the results is available and provides an Error Count, Error Ratio and
Errored Seconds for each of these error sources plus an Alarm Seconds Count. The
following Alarm Seconds Results are available:
LOS (Loss of Signal)
AIS (Alarm Indication Signal)
LOF (Loss of Frame)
TS AIS (Timeslot AIS)
CAS MF Loss (CAS Multiframe Loss)
Pattern Loss
RDI (Remote Defect Indication)
RDI MF (Multiframe Remote Defect Indication)
For more information, see "Adding Alarms or Errors" on page 5-2.
1 Set up the transmit and receive interfaces. See "Setting Transmit and Receive
Interfaces" on page 4-3.
2 Choose the Test Timing required (see "Setting Test Timing" on page 6-2) and
start the test by pressing
3 Choose
,
Results
MENU
Results display, as shown opposite.
4 Choose the error summary, individual error results (Bit, Code, FAS, CRC or
E-bit) or alarm seconds results for viewing.
Any of the other results can be viewed without affecting the measurement.
6-4
.
START/STOP
,
,
Errors+Alarms
to obtain the Error and Alarm
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