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* If you have trouble using the device, please check the following
instruction.
Problem
No display
when press the
Power button
No pressurizing
"Err 1"
displayed
"Err 2"
displayed
"Err 3"
displayed
Troubleshooting
Possible cause
Low battery
The polarities of
batteries are
installed wrongly.
The air plug is
loosely installed.
The air tube is
broken or leaked.
The sensor does not
work.
No pulse detected
The result of blood
pressure is
abnormal.
- 17
How to correct
Replace new batteries or use
the USB for power supply.
Install the batteries in correct
polarities.
Make sure the air plug is
securely inserted in the main
unit.
Purchase a new cuff.
Please contact us for after-sale
service.
Please check if the cuff
wearing is correct, and follow
Section 4.1 How to use the
cuff
Please remeasure in the right
way.
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