Startup Calibration - Tandem t:slim X2 User Manual

of a sensor session. Blood glucose
meter and strip accuracy vary
between blood glucose meter
brands.
• The accuracy of the blood glucose
meter used for calibration may
affect the accuracy of sensor
glucose readings. Follow your blood
glucose meter manufacturer's
instructions for blood glucose
testing.

22.2 Startup Calibration

If you did not enter a sensor code when
starting the sensor session, the system
will prompt you to calibrate to provide
accurate information.
NOTE: Sensor Code
The instructions in this section do not apply if
you entered the sensor code when you started
the sensor session.
2 hours after you start the sensor ses-
sion, the CALIBRATE CGM screen will
appear, letting you know that 2 sepa-
rate blood glucose values from your
meter must be entered. You will not see
Customer Technical Support: (877) 801-6901
Chapter 22 – Calibrating Your CGM System
sensor glucose readings until the pump
accepts the blood glucose values.
1. From the Calibrate CGM Screen,
Tap CLOSE.
 The CGM Home Screen will appear
with two blood drops in the upper
right portion of the screen. The two
blood drops will stay on the screen
until you enter 2 separate blood
glucose values to calibrate.
2. Wash and dry your hands, make
sure your glucose test strips are not
expired and have been stored
properly, and make sure your meter
is properly coded (if required).
3. Take a blood glucose measurement
using your meter. Carefully apply
the blood sample to the test strip
following your meter manufacturer's
instructions.
PRECAUTION
DO use fingertips to calibrate from your
meter. Blood from other places may be less
accurate and not as timely.
4. Tap OPTIONS.
5. Tap My CGM.
6. Tap Calibrate CGM.
7. Using the onscreen keypad, enter
the blood glucose value from your
meter.
PRECAUTION
DO enter the exact BG value displayed on
your meter within 5 minutes of using your
meter. Don't enter the Dexcom G6 reading
for calibration.
8. Tap DONE.
9. Tap YES to confirm the calibration.
Tap NO if the BG value does not
exactly match the reading from your
meter. The onscreen keypad will
reappear. Enter the exact reading
from your meter.
 The "CALIBRATION ACCEPTED"
screen will appear.
 The My CGM screen will appear.
10. Tap Calibrate CGM to enter your
second blood glucose value.
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