Omron VIVA Instruction Manual page 21

Your posture is wrong during
a measurement.
You take a measurement on
Your soles and body are cold,
impairing blood circulation.
The foot electrodes are very
cold.
Your soles are dry.
The "0 kg correction" was not
implemented correctly.
Your body weight has
changed widely since the last
measurement.
Your body type is similar to
another registered person.
The measurement results
of another user has been
registered.
Personal number or GUEST
is not selected. (Personal
number or GUEST is not
displayed.)
You pressed a button when
you stood on the unit.
The button is wet or
contaminated.
You pressed two or more
buttons simultaneously.
Refer to "About the Power OFF Function". (Refer to Section 2.)
Refer to "Help" in "OMRON connect" app.
Take a measurement with a correct
posture.
Warm your body to get blood circulation
back to normal before taking a
measurement.
Leave the unit in a warm room for a
while before taking a measurement.
Slightly moisten your soles with a wet
towel before taking a measurement.
Implement the "0 kg correction".
(Refer to Section 6.3.)
Select personal number before taking a
measurement. (Refer to Section 9.)
Select personal number or GUEST
before taking a measurement.
Step off the unit, and then press a
button.
Wipe off the water or stain before taking
a measurement.
Press one button at a time.
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