User's Manual

Dexcom G5x System User Guide
Set up Your Display Devices
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Tap the
Sensor warmup circle to start
your two-hour sensor warmup.
When you see the sensor warmup timer,
your initial setup is complete.
Congratulations!
If you have any issues setting up the G5 Mobile app, always contact Technical
Support (available 24/7) at:
• [e-mail]
• Toll free: 1.888.738.3646
• Toll call: 1.858.200.0200
If you are having problems with your smart device, contact your smart
device’s support line.
After completing your initial app setup, set up the receiver or go to Chapter 6
to start your initial sensor session.
5.5 Dexcom Receiver
In the previous chapter, you learned about the receiver’s components. The
following is a refresher to help in your initial setup.
Display Screen:
• Trend screen
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