Accu-Chek COMPACT PLUS User Manual page 85

Immediately after the blood drop has formed: Hold the tip of the test
strip against the blood drop so the black notch is touching the blood
drop.
The test strip draws up blood.
Move the finger away from the test strip as soon as the hourglass
symbol is displayed and the meter beeps (only when the beep
tone is turned on).
Testing blood glucose
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