EXFO FVA-3150 Variable Attenuator User Manual
Page 45
Operating Your Variable Attenuator
Variable Attenuator
39
Performing an Attenuation Routine
Switch to –11 dB attenuation for 10 seconds (step 1)
Switch to –12 dB attenuation for 10 seconds (step 2)
Switch to –13 dB attenuation for 10 seconds (step 3), and
Return to the initial attenuation state (-10 dB) for 10 seconds (step 0)
and repeat the routine until you stop it
To program the attenuation routine:
1. Press the Program button.
2. Press ENTER. The first digit will start flashing. Use the up/down arrows
to change the flashing digit and the left/right arrows to activate the next
digit.
Hours
Seconds
Minutes
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