Omron BF306 User Manual

Page of 5
References:
Deurenberg* P
, Y
ap M, van Staveren W
A
.
Body mass index and percent body fat: a meta-analysis
among different ethnic groups.
International Journal of Obesity 1998;22:1164-1171
WHO
Obesity: Preventing and managing the global epidemic.
Report on a WHO Consultation on Obesity
, Geneva, 3-5
June, 1997
WHO/NUT/NCD/98.1, Geneva 1998
* Paul Deurenberg, PhD
Associate Professor in Nutrition, W
ageningen University
,
The Netherlands
V
isiting Professor University 'T
or V
ergata', Rome, Italy
Nutrition Consultant in Singapore
5.
TROUBLESHOOTING
5.1  Possible causes of inaccurate measurements.
Measuring postures that should be avoided
Measurement in the following positions may not provide
accurate measurement.
How to hold the grips.
In the following cases, the electric resistance may not be
measured correctly
.
5.2  Explanation of error codes
Error display
Cause
What to do (the next
button to push)
Electrodes were not 
Grasp the grips cor
-
firmly grasped.
rectly and measure.
(Start button)
Measurement posture
M
e
a
s
ure without or 
grip was not stable.
moving your arms.
(Start button)
Hands are dry
.
Slightly moisten
hands with a wet
towel, then measure.
(Start button)
The values of body 
Check the set height,
fat percentage and 
weight, age, and 
BMI are outside the 
gender again. (Set 
measurable range.
button)
Abnormal operation
Press the O/I button
again and start
measurement. If this
error occurs again,
consult the nearest
Omron dealer
.
5.3  T
roubleshooting
T
rouble
What to inspect
How to repair
When the O/I 
Are the batteries 
Replace both 
button is 
worn out?
batteries with
pushed, 
nothing
n
e
w
 5
 o
n
e
s
is displayed.
Is the battery 
Insert the batteries 
polarity correct?
correctly
.
The value of body
Is the measurement
M
easure again in 
fat percentage 
posture correct?
correct posture.
displayed is ab-
normally high 
(or low).
An error (E1 to E6)
P
le
ase refer to "Explanation of Error
is displayed and 
Codes". (see above)
the measurement 
is impossible.
The results differ
Please refer to "How to Obtain a Correct 
extremely for each
M
easurement"
measurement.
Other conditions.
Push the O/I button again and restart
from the beginning
If you are unable to obtain a correct measurement after
taking the above-mentioned troubleshooting steps, please
contact the nearest OMRON dealer
.
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7
Elbows are bent.
Arms held at an angle,
either too low ot too high.
Measuring while lying down
or sitting.
Moving your body or arms
during measurement.
Y
our fingers are
not properly
gripping the
electrodes.
When holding the grips, the hands are
positioned unevenly towards the top or
the bottom.
3.5  Setting and using personal memory number
The Omron BF 306 body fat monitor has a memory function.
This function enables you to store the data for 9 persons.
Push the O/ I button
All the display segments turn on
When you want to set the personal memory number and store
personal data:
Select the personal memory number
.
1. Push 
the 
/▲
button and select a
personal number from 1 to 9.
2. Push the Set button.
The personal number turns on and changes
to height setting mode.
3. 
Set the personal data - continue with step
3 paragraph 3.3 "Setting personal data".
T
aking a measurement by using your personal memory (be
sure the device is on):
Search your personal memory number
1. Push 
the 
/▲
button to select your memory number
2. Push the Set button.
The memory number is indicated and your personal data is
displayed.
3. Carry out the measurement.
Refer to "T
o take the measurement” paragraph 3.4
3.6 T
o
 change any values
1. 
Push the Set button to go to the personal data you want
to change.
2. Push the 
/▲
button to change the setting.
By pushing both the 
/▲
buttons at the same time, the
current flashing display will reset to the initial value.
How to delete all 9 personal data values from the memory
1. Push the 
button and select the memory No. 1.
2. Push the SET button for 2 seconds.
3. All personal data is deleted and all.
4.
The display segments turn on.
(Same state as when the O/I button is pushed.)
If you leave the set items on the screen without confirma-
tion, in approximately 1 minute the display will change to
the initial values or the to values before setting.
After 1 minute, the unit will automatically turn off.
If your age, weight, or height has changed, correct the
value accordingly
.
4.
HOW TO INTERPRET MEASURED RESUL
TS
4.1  BMI V
a
lue
BMI is an internationally used index to show the body
condition by checking the balance between the height and
the weight.
It is calculated by the following formula:
BMI = weight / height
2
BMI
B
MI value*
< 18.5
LOW
>18.5 and < 25
NORMAL
> 25 and < 30
HIGH
> 30
TOO HIGH
The above mentioned indices refer to the values for obesity proposed
by the WHO (W
orld Health Organization) 
4.2  Body fat percentage 
Displays the body fat mass as the percentage of body weight. 
Obesity judgment
Low
Normal
High
T
oo high
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6
BODY FAT MONITOR BF306
BODY FAT MONITOR BF306
0
%
10
%
20
%
30
%
40
%
50
%
30 – 39
18 – 29
age
bodyfat%
40 – 49
50 – 59
60 – 70
Female
0
%
10
%
20
%
30
%
40
%
50
%
30 – 39
18 – 29
age
bodyfat%
40 – 49
50 – 59
60 – 70
Male
Graphical inter-
pretation of BMI
value (LOW >>
TOO HIGH)
Graphical inter-
pretation of
measured F
A
T%,
based on
Deurenberg’
s*
table below