Dexcom ONE Start Here Manual page 8

Step 2: Sensor warmup
After setup, your sensor needs time to adjust to
your body. This takes about 2 hours. Keep your
smartphone within 6 meters of the transmitter.
You will NOT get sensor readings or alerts until
sensor warmup is complete.
If you did not turn on alerts during setup, turn
on alerts now to get alerts when sensor warmup is
complete.
Wait 2 Hours
When sensor warmup is complete, you will get
sensor readings.
Step 3: Check phone settings
Dexcom ONE alerts will NOT override your
smartphone settings .
• You will NOT hear high or low glucose alerts if
your phone is set to silent (sound is turned off).
• You will hear alerts ONLY when your smartphone
sound is turned on.
• Check your smartphone settings or you may miss
an alert.
Step 4: Turn on alerts
If you did not turn on alerts during set up, you can do
so at any time.
1. Tap Settings > Alerts.
2. Tap the alert you want to set.
3. Follow onscreen instructions.
4. Return to Settings > Alerts to set another one.
5. Tap the Glucose icon
screen to return to the home screen.
at the bottom of the
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