7. Error Messages / Malfunctions
Error Description Potential cause and remedy
«ERR 1»
Signal too weak The pulse signals on the cuff are too weak.
Re-position the cuff and repeat the measurement.
«ERR 2»
Error signal During the measurement, error signals were detected
by the cuff, caused for instance by movement or
muscle tension. Repeat the measurement, keeping
your arm still.
«ERR 3»
No pressure in the cuff An adequate pressure cannot be generated in the
cuff. A leak may have occurred. Check that the cuff is
correctly connected and is not too loose. Replace
the batteries if necessary. Repeat the measurement.
«ERR 5»
Abnormal result The measuring signals are inaccurate and no result
can therefore be displayed. Read through the check-
list for performing reliable measurements and then
repeat the measurement.
«HI»
Pulse or cuff pressure too high The pressure in the cuff is too high (over 300 mmHg)
OR the pulse is too high (over 200 beats per minute).
Relax for 5 minutes and repeat the measurement.
«LO»
Pulse too low The pulse is too low (less than 40 beats per minute).
Repeat the measurement.
8. Care and Maintanence
• This instrument may be used only for the purpose described in this booklet. The manufacturer cannot be held
liable for damage caused by incorrect application.
• This instrument comprises sensitive components and must be treated with caution. Observe the storage and
operating conditions described in the «Technical Specifications» section!
• Protect it from:
− water and moisture
− extreme temperatures
− impact and dropping
− contamination and dust
− direct sunlight
− heat and cold
• The cuffs are sensitive and must be handled with care.
• Only pump up the cuff once fitted.
• Do not use the instrument close to strong electromagnetic fields such as mobile telephones or radio
installations.
• Do not use the instrument if you think it is damaged or notice anything unusual.
• Never open the instrument.
• If the instrument is not going to be used for a prolonged period the batteries should be removed.
• Read the additional safety instructions in the individual sections of this booklet
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