Performing The Measurement - Viavi 8100 V2 Series User Manual

NOTE
When performing a PMD reference, acquisition parameters are not taken in
account, except for averaging.
6 Press the button S
NOTE
Performing a reference measurement can take several minutes (minimum 2
min 30).
Resulting reference will then be displayed and message "ready to measure"
confirms the reference is valid.
If the reference measurement does not provide a correct result, check the following
points:
Error message
Acquisition impossible
Hit any key to continue
Signal level too low!
Check source and connec-
tions
Hit any key to continue

Performing the measurement

When the reference measurement of the broadband source has been completed, use
the following procedure to start testing:
1 Press the S
Chapter 10 Polarization Mode Dispersion Measurement
/S to start referencing of the broadband source.
TART TOP
Possible problem
Auto-calibration is not
completed
The 81BBS1A is not
switched on
The 81BBS1A battery
is too low
Defective connections
button to access the PMD configuration menu
ETUP
User Manual
Performing a High Resolution PMD measurement
Possible solution
Wait for the calibration to be termi-
nated
Press the O
on the 81BBS1A, check if
erence
repeat step 6
Check if the LOW-BATT red led is
lighted. If yes, then recharge the
battery.
Check that the cables are properly
connected, and the notches on the
connectors are correctly aligned.
78000010220 Rev. 024
/O button to switch
N FF
Make ref-
is still set to Yes, then
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