Dexcom G4 Platinum User Manual page 95

Status Symbols (continued from page before)
This symbol means the receiver does not understand the sensor signal
but is likely to recover. This symbol is related to the sensor only. You
Glucose should wait for more prompts and do not enter any blood glucose
Reading values when you see this symbol (see Chapter 13, Section 13.4, System
Error Glucose Error for more information).
This symbol means the receiver and sensor/transmitter are not
communicating. Make sure the receiver and sensor/transmitter are
Out of
within 20 feet of each other without obstruction (see Chapter 1, Section
Range
1.4, Transmitter Overview).
This symbol means the sensor cannot calibrate right now. If you see
this screen, enter at least one more calibration blood glucose value after
Wait 15
about 10-15 minutes. If the sensor still cannot calibrate after that, the
Minutes
sensor needs to be removed and a new sensor needs to be inserted.
Calibration
Error
This symbol means the sensor is not calibrating correctly. If you see
this screen, wait a minimum of one hour and then enter one more blood
Wait 1
glucose value. If no readings display on the receiver after this, the
Hour
sensor needs to be removed and a new sensor needs to be inserted.
Calibration
Error
This symbol means the receiver has detected a potential significant
problem with the sensor signal and may result in a sensor failure. You
should wait about 30 minutes for more prompts. Do not enter any blood
Wait
glucose values when you see this symbol.
Status symbols show in the upper right of your trend graph.
Dexcom G4 PLATINUM (Pediatric) System User's Guide | 93