SilverCrest SPO 55 Mode D'emploi Et Consignes De Sécurité page 34

Troubleshooting
Problem Possible cause
The pulse oxi- The batteries inside the pulse
meter doesn't oximeter are drained.
display
The batteries were inserted
measurements.
incorrectly.
34 GB/IE/NI
Solution
Replace the batteries.
Reinsert the batteries. If measurements
are not displayed after inserting the
batteries correctly, please contact
service.