User`s guide
12 | Dexcom G4 Continuous Glucose Monitoring System
CHAPTER 8: COMPLETING A SENSOR SESSION 91
8.1 Automatic Sensor Shut-off 94
8.2 Removing a Sensor 95
8.3 Transmitter Removal 95
CHAPTER 9: TROUBLESHOOTING 97
9.1 Sensor Insertion Troubleshooting 99
9.2 Calibration Troubleshooting 100
9.2.1 Types of Calibration Prompts 101
9.2.2 Status Area Symbols During Calibration Prompts 102
9.3 Calibration Error Troubleshooting 102
9.4 System Glucose Error 103
9.5 Sensor Inaccuracies 104
9.6 Sensor Shut-off Troubleshooting 105
9.6.1 Early Sensor Shut-off - Sensor Failure 106
9.6.2 Manual Sensor Shut-off - “Stop Sensor” 106
9.7 Battery and Charger Troubleshooting 108
9.8 Receiver and Transmitter Communication Troubleshooting 108
9.8.1 System Recovery Check 108
9.8.2 Receiver Error Code 108
9.8.3 Low Transmitter Battery 109
9.8.4 Transmitter Failed Error Code 109
9.9 Out of Range/No Antenna 109
9.10 Alerts Not Working 110
CHAPTER 10: TAKING CARE OF YOUR DEXCOM G4 SYSTEM 111
10.1 Maintenance 113
10.2 Storage 114
10.3 Cleaning and Disinfection 114
10.4 Product Disposal 116
CHAPTER 11: TECHNICAL INFORMATION 117
11.1 Product Specications 119
11.2 Device Performance Characteristics 129
11.3 FCC Requirements 139
CHAPTER 12: APPENDIX 141
Appendix I, Receiver Alerts, Alarm and Prompts 143
Glossary 150
Symbols Used in Labeling 152