- -
5
DISPLAY
AND
KEYPAD
DESCRIPTION
The instrument keypad is composed of 4 keys.
Listed below are their main functions.
ON-OFF key
Press the ON/OFF key to turn on and off the instrument.
When you turn the instrument on, all the display segments are shown, for a few seconds ...
... an automatic test including battery power is performed and the instrument switches to standard mode.
Note: the display turns on 3 seconds after you press the ON/OFF key: meanwhile, the initial auto-
matic test is performed.
AutoPowerOff function
The instrument is provided with an automatic power off function which switches off the instrument after about
5 minutes if the microphone
is inserted in the cavity and you don’t press any key.
If the cavity is open, the sound level blinks on the display: in this case the instrument switches off automati-
cally after 30 seconds.
You cannot disable the
AutoPowerOff
function.
SETUP Key
The SETUP key allows entering and viewing the menu. To exit, press the SETUP key until you go back to
the standard screen or press the key down for more than two second.
The menu shows:
•
Current date and time in the format year, month, day, hour, minute, second.
•
The interval between the calibration date and the expiry date in years and months.
You can set all these items: press SETUP to select it and use the arrow keys
to change it.
Press the SETUP key to confirm.
From the standard screen, press the SETUP key to view the current year:
>>
>>
