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amandasanchezAug 2, 2025
What to do if Smartheart Blood Pressure Monitor displays “Err”?
- DDavid McintoshAug 2, 2025
If your Smartheart Blood Pressure Monitor displays “Err”, check that the hose is securely connected to both the cuff and the monitor unit. Also, carefully review the user manual and re-test, ensuring you follow the correct procedure. This error may also appear if the pressurization exceeds the cuff's rated pressure of 300mmHg.