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4.2 Troubleshooting
Device error. Contact Customer Service.
Problem Cause and Solution
No power.
No display appears on the monitor.
Replace all batteries with new ones.
Check the battery installation for proper 
placement of the battery polarities.
Refer to section 2.1.
Measurement values appear too high or 
too low.
Blood pressure varies constantly. Many 
factors including stress, time of day, and 
how you wrap the cuff, may affect your 
blood pressure. Review section 1.2 and 
section 3.3.