User`s guide

76 | Dexcom G4 PLATINUM Continuous Glucose Monitoring System
7
7. Conrm that the blood glucose value you
entered is correct. Entering incorrect
values may affect the sensor accuracy.
a. Press the SELECT button if the blood
glucose value displayed is correct.
b. If the blood glucose value shown is
incorrect, press the RIGHT button
to highlight “Cancel” then press the
SELECT button to return to the Enter BG
screen. Repeat the steps to enter the correct blood glucose value.
c. If you do not press the SELECT button, the receiver will “time out
and no blood glucose value will be recorded for calibration.
8. The Enter BG “thinking” screen lets you
know the blood glucose value is being used
for calibration.
9. For 2-hour startup calibration, repeat these steps for the second
blood glucose value.
A sensor glucose reading appears on the receiver right away, and
sensor glucose readings are updated every 5 minutes.
If readings do not appear immediately, see Chapter 13, Section 13.2,
Calibration Troubleshooting.
Enter BG screen,
OKhighlightedtoconrm
Enter BG
thinking” screen