User's Manual

Dexcom G5x System User Guide
Troubleshooting
341
Device
What you see
Problem
What you do
Smart
Device:
In app
System display
device and
transmitter not
connecting.
No sensor
readings,
Alarm/Alerts or
notifications
until error is
fixed.
See Chapter 9.
Don’t calibrate.
Verify display device
and transmitter are
within 20 feet of each
other without
obstruction.
Wait up to 30 minutes.
Don’t calibrate. Use BG
meter for BG reading.
More than 30 minutes?
App (if not
resolved):
• Go to
Settings .
• Tap Bluetooth .
• Turn Bluetooth
Off and On .
App/Receiver:
If this continues for
more than 3 hours,
contact Technical
Support (see Chapter
16).
Receiver
Smart
Device:
In app
No sensor
glucose
readings
See Chapter 7.
Wait up to 2 hours.
System is counting
down to when you do
your startup calibration.
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