Viavi 8100 V2 Series User Manual page 406

Chapter 11 I-PMD Measurement
Display of results
The table of results (without statistics):
If only one scan is performed, no statistics are available, and the results table contains
the following results:
– the channel number
– the frequency or the wavelength of the channel, according to the unit selected
in the Setup menu
– the effective DGD (in ps)
– the level of the channel in dBm
– the In-Band OSNR for the channel, in dB
– the In-Band noise for the channel, in dBm
The table of results (with statistics):
If more than one scan is performed, statistics are available and can be displayed:
1 Press the menu key
2 Select Stat. On with the menu key
The menu key
3 Select the statistics to be displayed: Eff. DGD / Wavelen. / Power / OSNR.
• The table of results with statistics contains the following elements:
Column 1 Column 2
Eff. DGD
Wavelen.
Channel
number
Power
OSNR
370
.
turns active.
Column 3 Column 4
Effective
DGD (ps)
Frequency /
Wavelength
Power
(dBm)
OSNR
(dB)
User Manual
.
Min eDGD
Frequency/
Length Min.
Power Min.
SNR Min.
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Column 5 Column 6
Max eDGD Avg eDGD
Frequency/
Frequency/
Length
Length Avg.
Max.
Power Max. Power Avg.
SNR Max. SNR Avg.