i-SENS KetoSens Manual Del Usario página 32

Step 9
After the symbol appears on the screen, apply the blood
sample to the narrow end of the test strip till the meter beeps. If
the confirmation window is not filled in time because of abnormal
viscosity (thickness and stickiness) or insufficient volume, the Er4
message may appear.
It is recommended to place the test strip vertically into the blood
sample site as shown below.
Good Insufficient
Sample Sample
Note
The meter may switch off if the blood sample is not applied
within 2 minutes of the symbol appearing on the screen. If the
meter turns off, remove the strip, reinsert, and start from step 8.
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