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Power Supply & Low Battery
The M-550 runs on four 'AA' alkaline batteries. When
sufficient enough for the scale to be used and the batteries should be replaced.
The four 'AA' size alkaline batteries are contained in a compartment inside the scale. Access is via a removable cover on the
underside of the scale, as shown below:
Installing The Battery & Connecting Your Adaptor
Function Keys: On/Off
Press this key to switch on the scale. The display will show 0.0kg.
1.
Pressing the ON/OFF key on the opposite side of the display will reverse the scale's display, therefore the display
2.
can be viewed by the patient.
If the scale shows a figure other than 0.0kg with no weight applied, press the ON/OFF key once to zero the display.
3.
Press and hold the ON/OFF key to switch off the scale.
4.
The ON/OFF key can also be used as the minus (-) key in BMI mode to reduce the height reading.
5.
Function Keys: Hold
Press the HOLD/BMI key to enter into enable the Hold feature.
1.
The arrow pointing at the hold symbol will start to flash and the LCD display will show
2.
The person being weighed can now stand on the scale. Their weight reading will hold and remain on the display.
3.
To return the display back to zero, the HOLD/BMI button can either be pressed or the individual being weighed can
4.
step off the scale.
is shown on the scale's LCD display, battery power is not
.
Page 5 of 12
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