Boso Bosch+Sohn medicus family 4 Manual Del Usuario página 72

Error messages
If any problems occur during the measurement, the display will show an error message
instead of a blood pressure reading.
Meaning of error messages:
EN
72
Cause of Err message:
Excessive variation in cuff pressure Hold arm still.
during measurement
No valid pulse readings
Systole – diastole difference
too small:
Systole – diastole < _ 10 mmHg
Incorrectly inflated
Troubleshooting:
Check position of cuff (see page 61)
and repeat measurement.
Check position of cuff (see page 61)
and repeat measurement.
Cuff possibly too loose, attach
cuff more firmly (see page 61)