Announcement of Error Message by
Universal Tone
• Hi or Lo Blood Glucose Result:
- Results larger than 600 mg/dL (33.3 mmol/L) are
represented as 999, i.e. three groups of nine short beeps
with pauses between the groups.
- Results lower than 10 mg/dL (0.5 mmol/L) are represented
as 000, i.e. three long beeps.
• Low Battery Warning: When the batteries are about to be
exhausted, 2 quick beeps are announced three times in
succession. This warning is sounded when the meter is
switched on.
• Other Errors: Other Error Messages are announced by 2
quick beeps four times in succession.
Blood Glucose Measurement
Symptom
Cause
Batteries
exhausted.
The device
does not
display a
Test strip inserted
message after
upside down or
inserting a
incompletely.
test strip.
Defective device
or test strips.
What To Do
Replace the battery
immediately and reset
date and time on the
meter setting.
Insert the test strip with
contact bars end first and
facing up.
Please contact customer
service.
Insufficient blood
sample.
Defective test
The test does
strip.
not start after
Sample applied
applying the
after the device
sample.
is automatically
turned off.
Defective device.
Error in
performing the
test.
Control solution
vial was poorly
shaken.
Expired or
The control
contaminated
solution
control solution.
testing result
is out of
Control solution
range.
that is too warm
or too cold.
Defective test
strip.
Device
malfunction.
EN-21
Repeat the test using a
new test strip with larger
volume of blood sample.
Repeat the test with a new
test strip.
Repeat the test with a new
test strip. Apply sample
only when flashing " "
appears on the display.
Please contact customer
service.
Read instructions
thoroughly and repeat the
test again.
Shake the control solution
vigorously and repeat the
test again.
Check the expiration date
of the control solution.
Control solution, device,
and test strips should
be at room temperature
(20°C to 25°C / 68°F to
77°F) before testing.
Repeat the test with a new
test strip.
Please contact customer
service.