Sd Memory Card - Extech Instruments 407790A User Manual

Real time octave band analyzer
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3.2 SD Memory Card

Measurement data can be stored on a removable SD memory card for later use.
Note: Power OFF the meter before inserting or removing the memory card.
Use only a 4GB micro SD card. Removing SD card or powering the meter off while data is storing
to the card can cause internal data to be destroyed.
1.
Insert the card taking care to observe the correct orientation. Push the card in carefully,
until it is properly sealed.
2.
To remove, push the card. The SD card with pop out and can be removed.
3.3 Setting the Backlight Auto Off time
1. Press the
to turn the backlight on or off.
2. Press the
key to bring up the menu list screen.
-
+
3. Use the
/
key
-
+
4. Use the
/
key to select the automatic turn off time then press the
are: 30 seconds, 1 minute, 3 minutes or OFF (without automatic turn - off function).
5. Press
key to return to the measurement screen.
To turn the backlight off before the automatic turn - off time, press the
GlobalTestSupply
www.
www.
Backlight Auto Off then press the
17
.com
key.
key. Options
key.
407790A-EN_V2.4 1/20
information@itm.com
.com
sales@GlobalTestSupply.com

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