User's Manual

Dexcom G5x System User Guide
Calibration
98
your device(s) you want to start a sensor session. Transmitters are reusable;
pairing is required only when using a new transmitter.
During the warmup period, neither device will provide any sensor glucose
readings. Your sensor glucose readings begin after the two-hour sensor
warmup has passed and you entered the two startup calibration BG values
into either the smart device or the receiver.
We’ll first review starting the sensor session for the app.
Dexcom App: Starting a Session
Step
What you see
What you do
1
Wait for Pair Successful notification.
Tap
green checkmark in black square.
2
Tap sensor warmup circle to start your
two-hour sensor warmup.
NOTE: You will NOT get any sensor
glucose readings, Alarm/Alerts during
your two-hour sensor warmup period.
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