Omron BF400 User Manual

10

3.Inserting and Replacing the Batteries

Turn the unit over.

Press the tab at the top of the battery cover and lift 

the cover off the unit.

Insert the batteries as indicated.

Make sure that their polarity (+/–) is aligned with the 

polarity (+/–) indicated in the battery compartment.

Put the battery cover back in place.

Note: The unit remembers previous measurement results and 

personal ID information even when the batteries are 

replaced.

When the battery low indicator lights, replace all four batteries with new ones.
• Replace the batteries after turning off the power.
• Disposal of used batteries should be carried out in accordance with the national 

regulations for the disposal of batteries.

- Four AA batteries will last approximately 1 year (when measurements are made four times a 

day).

- Because the supplied batteries are for trial use only, they may have a shorter life.

If battery fluid should get in your eyes, immediately rinse with plenty of clean water. 

Consult a doctor immediately.

• Do not use batteries not specified for this unit. Do not insert the batteries with the 

polarities in the wrong direction.

• Replace worn batteries with new ones immediately.
• Do not dispose of batteries in fire.
• If battery fluid should get on your skin or clothing, immediately rinse with plenty of clean water.
• Remove the batteries from this unit when you are not going to use it for a long period of 

time (approximately three months or more).

• Do not use batteries of a different kind together.
• Do not use new and worn batteries together.

HBF-400.book  Page 10  Wednesday, October 15, 2008  12:05 PM