User's Manual

Dexcom G5x System User Guide
Home Screen, Rate of Change Arrows, and Errors
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Rapidly Rising or Falling
Changing:
• More than 3 mg/dL each minute
More than 45 mg/dL in 15 minutes
System can’t calculate the speed and
direction of your glucose change.
There are a number of reasons why you may not get rate of change arrows:
• You just started your sensor session
• No sensor glucose readings over the last few minutes
9.5 Error Messages
Sometimes the transmitter or sensor isn’t communicating with the display
device, causing you not to get your sensor glucose readings or rate of change
arrows. Each device notifies you when there is an issue; however, the
notifications look different.
Before the system can move forward, you need to address the error.
App
1. If screen is locked:
a. Swipe message to go to app.
2. Within app:
a. Read message.
i. Tap Question Marks for more information and follow
steps as appropriate.
Receiver
1. Press Select to clear message.
You will not get any sensor glucose readings or rate of change arrows on
either display device until the error is resolved. Check with your BG meter to
monitor your glucose during these error periods.
Error Messages
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