OLT-85/OLT-85P
55
8 S
OURCE
O
PERATION
S
ETTING
THE
POWER
LEVEL
Enabling Multi-
or Serial-
(two wavelengths)
NOTE:
Multi-
and Serial-
can only be enabled when two wavelengths
are selected.
Using the
[
Mode selection
]
button:
1.
Tap the
[
Mode selection
]
button until Auto-
is displayed.
2.
Activate more than one wavelength by tapping.
3.
Tap the
[
Mode selection
]
button to select Multi-
or Serial-
:
or
.
Using the menu:
1.
Press the
[
A
]
key, tap the
[
Auto
button and select the
desired Auto-
mode.
The measurement display is shown, but still Auto-
is enabled.
2.
Press the
[
A
]
key, tap the
[
Source Selection
]
button and
switch on both wavelengths.
3.
Press the
[
F
]
key.
The measurement display is shown and the selected Auto-
mode is enabled.
Setting the power level
The power level can be set for each wavelength separately and
will be stored permanently.
Changing the power level
1.
Press the
[
A
]
key and tap the
[
Level Adjustment
]
button.
2.
Select SM or MM for single- or multi-mode and tap the level
adjustment button of the desired wavelength.
The display changes to edit mode.
3.
Press the arrow keys to increase or decrease the power level:
– left/right arrow keys: change level in 1 dBm steps
– up/down arrow keys: change level in 0.01 dBm steps.
4.
Press the
[
F
]
key to leave edit mode of the selected
wavelength.
5.
Press the
[
F
]
key again to leave the edit menu.
