The Stop Sensor option will end your sensor session. At this point, the receiver will not display anymore glucose readings from the sensor. This is only used when you want or need to end your sensor session before seven days. To manually stop the sensor session: 1. Enter the Main Menu by pressing the Center (or Select) button 2. Use the Down button to scroll to the Stop Sensor menu item 3. Press the Center button to select the Stop Sensor menu item 4. With “OK” highlighted, press the Center button to confirm that you want to stop the sensor session 5. The stop sensor processing screen will appear to let you know that the sensor session is stopping 6. Once the session has stopped, a red stoplight symbol will appear in the upper right corner of the trend screen