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melissa07Sep 14, 2025
What to do if Perfusion LED is blinking red and SpO2 displays show dashes on Nonin?
- SshoffmanSep 14, 2025
If the perfusion LED is blinking red and the SpO2 displays show dashes on your Nonin device, it indicates: * Inadequate perfusion signal: Reposition the sensor or select an alternate sensor site. * Excessive motion: Eliminate or reduce the cause of motion artifact, or reposition the sensor to a site where motion is not present.