Omron M6 AC Instruction Manual page 27

4. Error Messages and Troubleshooting
Problem
Nothing happens when you press the
buttons.
Other problems.
22
Cause
The batteries are empty.
The batteries have been inserted
incorrectly.
• Press the START/STOP button and repeat measurement.
• Replace the batteries with new ones.
If the problem continues, contact your OMRON retail outlet or distributor.
Solution
Replace the batteries with new
ones.
Refer to section 2.1.
Insert the batteries with the correct
(+/-) polarity.
Refer to section 2.1.