PROCEED Digital Surround Decoder User Manual page 30

more difficult to accidently disturb the carefully calibrated settings in the Setup
and Custom Menus. Toggle the lock on and off by moving the "select-it" cursor to
this item, changing to the "change-it" cursor by pressing enter , and pressing either
or (with only two settings, either plus or minus will work).
volume + volume –
Then save your change by pressing .
enter
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