EN-21
No blood sample detected
Check if the absorbent hole
is filled with blood or control
solution. If the problem persists,
please contact the customer
service for assistance.
Temperature too high
The operating temperature
range is from 8°C to 45°C
(46.4°F to 113°F). Repeat
the test after the device and
test strip have reached the
above-mentioned operating
temperature.
Temperature too low
BGM no response
Restart the meter. If the meter
still does not work, please
contact the customer service for
assistance.
IC1 incorrect
Operation Error
SIM card not detected
Check if the SIM card is
correctly inserted.
SIM card unaccepted 1-2
The SIM card cannot be used
with the meter. Please contact
your local customer service for
assistance.
Unknown code card
Check if you have the correct
code card. Repeat the coding
procedure with the correct code
card. If the problem persists,
contact your local customer
service for assistance.
Code card incorrect
Account not exist
Register your meter online.
Server setup error
Please contact the customer
service for assistance.
Poor signal 1-4
Press Sync button to upload
data again when the signal is
good. Or wait for the meter to
automatically upload data again
after the next measurement.
Invalid operation during Bat.
charging
Remove the charging adapter
and retry.
Low battery
Recharge the battery.
BGPRs Bat. not enough
Unknown SW Err
Please contact the customer
service for assistance.
Unknown Error
Please turn off flight mode
Turn off Flight mode on the
Settings page.
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