LG F2721HVRB Owner's Manual page 38

SMART FUNCTIONS
38
2
Place the mouthpiece of your smartphone
close to the Power button.
3
Press and hold the Temp. button for 3 seconds
or longer while holding the smartphone
mouthpiece to the Power button until the data
transfer is complete.
• Keep the smartphone in place until the data
transfer has finished. Time remaining for
data transfer is displayed.
4
After the data transfer is complete, the
diagnosis will be displayed in the application.
NOTE
• For best results, do not move the smartphone
while the tones are being transmitted.