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23
5.2 Troubleshooting
Problems
Possible Cause
Solution
The oximeter
fails to display
the blood
oxygen
saturation
levels and/or
pulse rate.
1. Finger is not
inserted
correctly.
2. User’s blood
flow is too low
to be measured.
1. Make sure that
finger is placed
right in between
the sensor and
LED lights.
2. Make sure that
nothing is
restricting the
user’s blood
flow.
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