Viavi SmartClass FBP-HD4i User Manual page 42

6 O P M
PTICAL OWER EASUREMENT
P M C
OWER ETER ONTROLS
NOTE:
Setting
Check box /
Wavelength
REF
Limit
42
SET REF
Stores a reference power level.This is used when measuring
attenuation (relative power).
For further information on measuring Relative Power, see
J
"Measuring Optical Power" on page
λ (WAVELENGTH)
Selects the desired active wavelength for testing.
The wavelength values that appear in this list is managed in the
EDIT WAVELENGTH TABLE under MORE... (see next section for
details).
MORE...
Access additional OPM options as follows:
Edit OPM Wavelengths
Fig. 22: Wavelength table
Upon selection, a list of all the wavelengths will appear as shown
above. Each wavelength in this list will include the following:
Description
Located on the left side. Checked items will appear on the
WAVELENGTH λ list on the main OPM screen. Press the CENTER
KEY or use the touchscreen to check or uncheck this box.
Displays a stored reference value (in dBm)
Displays a set limit value (if defined). For further details, see
ENTER LIMIT below
45.
FBP-HD4i/HD4iP / OLP-82/82P