– 50 –
Er 7
The pressure that the
sensor sensing is over
the limit
Please send back to the local distributor
Er 8
The demarcation is incor-
rect or the device has
not been demarcated
Please send back to the local distributor
The above symbols will appear on the display when measuring ab-
normal
Trouble removal
Problem Check Cause and solution
No power
Check the battery power Replace new one
Check the polarity
position
Installation for proper placement of the
batteries polarities
No inflation
Whether the plug insert Insert into the air socket tightly
Whether the plug broken
or leak
Change a new cuff
Err and stop
working
Whether move the arm
when inflate
Keep the body peaceful
Check if chatting when
measured
Keep quite when measure
Cuff leak
Whether the cuff wrap
too loose
Wrap the cuff tightly
Whether the cuff broken Change a new cuff
Please contact the distributor if you can’t solve the problem, do not disassemble the
unit by yorself!
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