JDSU
ORL-55
35
5 O
PERATION
2. Press
[
]
to select wavelength.
3. Press
[
]
to change value
4. Press
[MENU ENTER]
to accept setting.
Selecting a wavelength
The sensitivity of the photo diode depends on the
wavelength. To ensure a correct reading the wavelength
setting of the device must match the wavelength of the
incoming signal.
To select a wavelength:
Press
[
]
to select a new wavelength.
Its value is shown in the lower left display pane:
The wavelengths which can be selected by pressing this
key are an extract of those contained in the internal
wavelength table (
-Table).
See
„Selecting a wavelength from the table” on page 21
how to edit this table.
Return Loss Test mode
In the Return Loss Test mode both laser source and
power meter of the ORL-55 are activated. The
wavelengths of the Power Meter unit are locked to the
wavelengths of the source and can be selected
independently. Only relative modes is available.
selected wavelength
