User`s guide

Dexcom G4 PLATINUM User’s Guide | 135
See Chapter 7, Calibrating Your Dexcom G4 PLATINUM System, for
further information.
13.2.1 TYPES OF CALIBRATION PROMPTS
This section describes the three calibration symbols. The next section
describes what to do when you see one of these symbols.
Startup calibration prompt
This prompt means the receiver’s 2-hour startup
period is complete. You need to enter two blood
glucose values to calibrate the system.
The receiver shows the 2-hour startup
calibration prompt screen every 15 minutes until
the receiver accepts the blood glucose values.
Additional startup calibration prompt
This prompt means you need to enter one more
blood glucose value to calibrate the system.
The receiver shows the additional startup
calibration prompt screen every 15 minutes until
the receiver accepts the blood glucose value.
Calibration prompt
This prompt means you need to enter one blood
glucose value. It shows when it is time for your
12-hour calibration update or any other time you
need to calibrate.
The receiver shows this prompt screen every
15 minutes until the receiver accepts the blood
glucose value.
Startup calibration
prompt
Additional startup
calibration prompt
Calibration prompt