Announcement of Error Message by
Universal Tone
• Hi or Lo 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 smaller than 10 mg/dL (0.5 mmol/L) are represented as 000,
i.e. three long beeps.
• Low Battery Warning: When the batteries will soon 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. Replace the batteries.
The device
Test strip inserted
does not
upside down or
display a
message after
incompletely.
inserting a test
Defective device or
strip.
test strips.
What To Do
Insert the test strip with
contact bars end first and
facing up.
Please contact customer
service.
EN-15
Insufficient blood
sample.
The test does
Defective test 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 range.
Control solution
that is too warm or
too cold.
Defective test strip.
Device malfunction.
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.