EXFO FVA-3150 Variable Attenuator - Manual (Page 48)

Operating Your Variable Attenuator
42 FVA-3150
Performing an Attenuation Routine
To start a routine:
1. Set the wavelength by pressing  until you reach the desired
wavelength.
2. Set the Variable Attenuator to the initial attenuation.
3. Press Program.
4. Press left/right arrows until START is displayed.
5. Press ENTER. Program, in the lower left portion of the display,
indicates that an attenuation routine is in progress.
Note: During a program, if the attenuation reaches the limit of the attenuation
range, it will remain set at this value until the routine is completed.
Once you have started the routine, the display goes back to the current
attenuation mode display.
VARIABLE ATTENUATOR FVA-3150
Offset
ENTER
Abs Up Shutter
Ref

Down Attenuation
Program
Setup
Program menu access
Step
In Monitor Out
Shutter
Wavelength control