![Omron BP742CAN Instruction Manual Download Page 23](http://html1.mh-extra.com/html/omron/bp742can/bp742can_instruction-manual_741508023.webp)
23
TROUBLESHOOTING TIPS
PROBLEM
CAUSES AND SOLUTIONS
No power.
No display appears on the unit.
Replace all four batteries with new ones.
Check the battery installation for proper
placement of the battery polarities.
Measurement values appear too
high or too low.
Blood pressure varies constantly. Many factors
including stress, time of day, how you wrap the
cuff, may affect your blood pressure.
Review the sections “Before Taking a
Measurement” and “Taking a Measurement”.