To activate the AUTO-range mode:
When measuring sound levels, press the LEVEL (7) key until “AUTO” appears in the LCD display.
Note that the two digit number to the left of the bar graph will change to reflect the low of the newly
selected range.
To switch back the manual range, please press the LEVEL (7) key again, until “AUTO” disappears
from the display.
3.5. SETUP button
The time chip adjustment
Press SETUP-button and then power it on when TIME -symbol displays then loosen SETUP the
meter will be under time adjustment mode, at the time the display will show the date as following:
Press the SETUP button second time, the display showing:
The display showing “minute” adjustment mode, press LEVEL to make the adjustment, press HOLD
to leave the setup.
Press SETUP button third time, the display showing:
The display showing “hour” adjustment mode, press LEVEL to make the adjustment, press HOLD
to leave the setup.
Press the SETUP button fourth time, the display showing:
The display showing “date” adjustment mode, press LEVEL to make the adjustment; press HOLD
to leave the setup.
Press the SETUP button fifth time, the display showing:
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