B&K Precision 735 - Manual - Manual (Page 5)

4
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1 Windscreen
If you operate at wind speed over 10m/sec, please put protective accessories
in front of the microphone.
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2 Display
SYMBOL FUNCTION
LCD 4 digits
MAX Maximum indication
MIN Minimum indication
Over range
Under range
FAST Fast response
SLOW Slow response
dBA A-Weighting
dBC C-Weighting
Range Indicate
Low-Battery
Under range 20dB
Following items for model 735
AUTO Auto Level range selective
REC
Recording Datalogger
FULL Memory full
Auto Power OFF active
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3 Power & Backlight button
The
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I key turns the sound level meter ON or OFF and backlight ON & OFF.
Press it once to turn on the sound level meter.
Press it again for moment to turn ON or OFF backlight.
Press and hold this button 3 seconds to turn the unit OFF.