EXFO T200S, User Manual, Page: 33 / 146

Setting the Emission Wavelength/Frequency
Tunable Laser Source
27
Tuning the Emission Wavelength or Frequency
Setting the Emission Value (Absolute Tuning)
The following procedure explains how to manually modify the absolute emission
wavelength or frequency.
If you have activated the High accuracy mode, the wavelength/frequency is reached with
optimum accuracy.
To enter the emission wavelength/frequency:
1.
In the task bar, select the TUNE mode in the drop-down list.
2. Enable the laser output (see
Enabling/Disabling the Laser Output
on page 39).
3. In the Wavelength control area, touch the wavelength/frequency value.
The keypad appears on screen.
4.
Type the wanted value and touch Enter .
The icon appears on screen and the emission value is grayed: the laser is
stabilizing.
Once stable, the icon disappears and the emission value appears in black.