Viavi 8100 V2 Series User Manual page 77

In Multimode, two predefined scatter coefficients are available:
– Generic 50: 850 MM - > -66.3 dB
– Generic 62.5: 850 MM -> -66.1 dB
The default values are given in the paragraph
Distance Unit
Define the unit of the distances displayed: km, kfeet, miles, meter, feet, inch.
Results on trace
None the trace alone
All the trace with results and markers.
Graphics the trace with markers only.
If All or Graphics is selected, the reflectometry trace is displayed with a dotted vertical
line set on the end of launch cable
menu) and a dotted vertical line on the end of fiber
Event Notes
See "Table notes" on page 88
No no display of notes
Notes display of notes entered by the user
Uncertainty display of indicators of the level of confidence in the measurement
result.
Measurement
Otdr Connector Measurement
This parameter allows to choose if a measurement of the front connector must be
performed when acquisition is launched.
No In the results table, the first line corresponds to the first event
detected.
Yes In the results, the first result corresponds to the front connector
measurement, at 0 meter (estimated value).
1300 MM -> -73.7 dB
1300 MM -> -70.3 dB
User Manual
Chapter 3 Reflectometry measurements
Configuring the reflectometry test
"Reflectance" on page
(if the Launch Cable is defined in the S
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3.
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