Setting Up Your Variable Attenuator
18 FVA-3100
Locking Control Key Access
The LOCKED message is briefly displayed, then the unit reverts to the
settings that were active before you entered the Setup menu. All control
keys are deactivated.
To unlock the keypad:
1. Press on the Setup button.
2. Press ENTER.
The UNLOCKED message is briefly displayed. All control keys are
reactivated.
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