Promax PROLITE-75 Mode D'emploi page 60

4.2.2.3 REFERENCE function
REFERENCE function allows you to define the reference values that will be used
for LOSSES measurement (see Figure 11.-).
To access the REFERENCE function:
1.- From the GPON METER function press the soft key REFERENCE [F3].
To take a reference value, press the softkey corresponding to the wavelength at
which you want to capture the new value. By doing this, the system will take as a
reference value the power given on the column "POWER". Once you have the captured
value, pressing
Data shown on the screen is next:
WAVELENGHT:
POWER:
REFERENCE:
At the bottom of the screen, soft keys provide access to the next options:
BACK [F1]:
1310 nm [F3]:
Page 20
Figure 11.- REFERENCE function.
[12] you confirm and store it on the device's memory.
It displays the wavelength and the data when the level of
reference was taken.
Displays real-time absolute power for each wavelength.
Displays the current reference power (in dBm). To
upgrade the
corresponding to the wavelength at which you desire a
new reference value.
It returns to the GPON METER screen (see section
4.2.2).
It captures the reference power at 1310 nm. Once
captured, confirm the value pressing the key
USER'S MANUAL. PROLITE-75
power reference, press the softkey
[12].
04-2009