Viavi 8100 V2 Series User Manual page 94

Chapter 3 Reflectometry measurements
Performing OTDR acquisitions
• Hold the S
real time, either in Smart Test or Expert OTDR mode, whatever is the acquisition
mode selected.
or
If the Time parameter is defined with Real Time in Setup page in Expert OTDR
mode, press S
or
In the Setup page of the Smart Test mode, press Real Time key
Figure 16 on page
The red Testing indicator will go on to show that real time acquisition is in prog-
ress. The trace acquired is displayed in real time.
An indicator of the state of the connection (Good/Bad) is displayed below the
trace.
NOTE
If the connection is bad, check and clean the connector / jumpers.
Once S
TART
Figure 29 Example of acquisition in real time
During an acquisition in real time, several actions can be made on results in progress:
see "Actions on trace during acquisition" on page
58
key down for about three seconds, to launch the acquisition in
TART
/S
TART TOP
29).
/S key is pressed, the acquisition in real time is launched.
TOP
User Manual
hard key.
63.
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