Troubleshooting Measurements
The following section lists possible measurement symptoms, potential causes, and next steps. For
more information, see
Symptom
Potential Causes
•
Difficulty
obtaining a
•
reading.
•
•
•
•
•
Measurement
values
•
displayed as
dashes.
•
•
•
Unexpected or
unlikely
•
measurement
values
Safety Information
Incorrect placement of
sensor on user.
Misalignment of sensor
components.
Low perfusion (blood
flow).
Excessive user motion.
Excessive ambient or
strobing light.
Low battery/SafetyNet
Home Medical Hub not
plugged into AC power
supply.
Measurement may still
be in progress.
Incorrect placement of
sensor on user.
No Connection to
Masimo Cloud.
Sensor is damaged, not
functioning or has a
dead battery.
Incorrect placement of
sensor on user.
Low signal quality.
on page 7.
Next Steps
•
Check the placement and alignment of the sensor on
the hand. Re-apply sensor or move to a different
location.
•
Allow time for the parameter measurement to
stabilize.
•
Check if blood flow to the sensor location is restricted.
Warm the hand where the sensor is placed.
•
Minimize or eliminate motion at the monitoring
location.
•
Shield the sensor from excessive or strobing light.
•
Replace sensor.
•
Contact Masimo Customer Support. See Customer
Support.
•
Allow time for the parameter measurement to
stabilize.
•
Check the placement of the sensor on the hand. Re-
apply sensor or move to a different location.
•
Check if blood flow to the sensor location is restricted.
•
Replace sensor.
•
Contact Masimo Customer Support. See Customer
Support.
•
Check the placement of the sensor on the hand. Re-
apply sensor or move to a different location.
•
Move the sensor to a location on the user's body with
stronger blood flow. Warm the hand where the sensor
is placed.
•
Contact Masimo Customer Support. See Customer
Support.
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