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  • GLUCORX PHARMACY
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  • Home
  • GlucoRx AiDEX™ CGM
    • GlucoRx AiDEX™ Hub
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  • Diabetes
    • Diabetes Resources
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    • Diabetes Prevention & Treatment
    • Blood Glucose Monitoring
    • Diabetes & Travel
  • Products

    Blood Glucose Testing

    • GlucoRx AiDEX™ CGM
    • GlucoRx Nexus
    • GlucoRx Nexus Blue
    • GlucoRx Nexus Mini Ultra
    • GlucoRx Nexus Voice
    • GlucoRx Pearl
    • GlucoRx HCT
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    • GlucoRx GO + 50 GlucoRx Nexus Test Strips

    Blood Ketone Testing

    • GlucoRx X6
    • GlucoRx HCT
    • GlucoRx KetoRx Sticks 2GK

    Pen Needles & Lancets

    • GlucoRx Safety Lancets
    • GlucoRx Insulin Pen Needles

    Hypo Treatments

    • GlucoRx Torq Gel

    Footcare

    • GlucoRx Allpresan Diabetic Foot Foam Cream
  • Support and Resources
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    • Free Accessories
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Select the meter you have

Nexus Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

Nexus Blue Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

Nexus Mini Ultra Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

Nexus Voice Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

Go Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

HCT Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries are too low.Replace the batteries immediately.
E-CAppears when the wrong code strip is inserted or other coding errors.Check if the code numbers on the display and ketone foil packet are the same. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-2Expired code strip.Repeat with a new test strip.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-tAppears when ambient temperature is above or below system operation range.System operation range is 10°C to 40°C(50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-0
E-A
E-E
Problem with the meter.Repeat the test with a new test strip. If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions and repeat test with a new strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.

Results Readings (for glucose test)

MessageWhat it means
Your blood glucose level is below 0.5mmol/L
KETONE (warning)Your blood glucose level is 15mmol/L or more
Your blood glucose level is above 38.9mmol/L

Results Readings (for β-ketone test)

MessageWhat it means
Your blood ketone level is below 0.1mmol/L. (please see below ‘Interpretation’ table)
Any result between 0.1 and 8mmol/L (for example 0.6mmol/L)Your blood ketone level is between 0.1mmol/L and 8mmol/L. (please see below ‘Interpretation’ table)
Your blood ketone level is above 8mmol/L. (please see below ‘Interpretation’ table)

How to interpret blood Ketone results

Reference: adapted from information provided in ‘The Balance Guide to Meds & Kit’, 2011-2012, p15)

Your ketone readingInterpretation
Below 0.6mmo/LThis is normal
Between 0.6 and 1.5mmol/LYou may require assistance; contact your Diabetes healthcare team for advice.
Above 1.5mmol/L
Risk of Diabetic ketoacidosis; call your Diabetes healthcare team immediately.

Troubleshooting

1. If the meter does not display a message after inserting a test strip:

Possible CauseWhat to do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bars end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133.

2. If the test does not start after applying the sample:

Possible CauseWhat to do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip. Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer care on 01483 755133.

3. If the control testing result is out of range:

Possible CauseWhat to do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of the control solution.
Control solution that is too warm or too cold.Control solution, meter, and test strips should be at room temperature 20°C to 25°C (68°F to 77&def;F) before testing.
Defective test strip.Repeat the test with a new test strip.
Meter malfunction.Please contact GlucoRx Customer Care on 01483 755133.
Improper working of meter and test strip.Please contact GlucoRx Customer Care on 01483 755133.

Q Meter Error Messages

MessageWhat It MeansWhat To Do
E-bAppears when the batteries cannot provide enough power for a test.Replace the batteries immediately.
E-UAppears when a used test strip is inserted.Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new test strip.
If the meter still does not work, please contact GlucoRx Customer Care on 01483 755133 for assistance.
E-FAppears when test strip is removed while counting down, or insufficient blood volume.Review the instructions an repeat test with a new test strip. If the problem persists, please contact GlucoRx Customer Care on 01483 755133 for help.
E-t

LOW
Appears when ambient temperature is below system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.
E-t

High
Appears when ambient temperature is above system operation range.System operation range is 10°C to 40°C (50°F to 104°F). Repeat the test after the meter and test strip are in the above temperature range.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
Ketone?≥15mmol/L
33.3mmol/L

Vivid Meter Error Messages

MessageWhat It MeansWhat To Do
E-bThe symbol appears with this message. This means that your battery does not have enough power for a test..Replace the battery immediately.
E-UA used test strip is inserted, or there is an electrical problem.Repeat test with a new test strip. If the error message re-appears, please contact GlucoRx for help.
E-tThe temperature of the environment, meter or test strip is outside your system’s operating range. You cannot perform a test until your meter and test strip are within the operating range of 10°C to 40°C (50°F to 104°F).Repeat the test after your meter and test strip are within the operating temperatures.
E-E
E-0
E-C
E-A
Problem with your meter.
Review the instructions and try again with a new test strip. If the problem persists, please contact GlucoRx for help
E-FYou may have removed the strip after applying blood to the absorbent hole.Keep the test strip in your meter after it has absorbed the blood until the meter displays the test result.

Troubleshooting

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down or incompletely.Insert the test strip with contact bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer Care on 01483 755133

If the test does not start after applying sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip with larger volume of blood sample.
Defective test strip.Repeat the test with a new test strip.
Sample applied after automatic switch-off (3 minutes after last user action).Repeat the test with a new test strip.
Apply sample only when flashing “🌢” appears on the display.
Defective meter.Please contact GlucoRx Customer Care on 01483 755133.

If the control solution test result is out of range.

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly and repeat the test again.
Control solution vial was poorly shaken.Shake the control solution vigorously and repeat the test again.
Expired or contaminated control solution.Check the expiry date of your control solution.
Control solution that is too warm or too cold.Control solution, meter and test strips should be at room temperature (20°C-25°C / 68°F – 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer care on 01483 755133.

Troubleshooting

AppearsWhen your blood glucose result is
<1.1mmol/L
1.1 mmol/L1.1 - 33.3 mmol/L
33.3mmol/L

GlucoRx AiDEX™ Error Messages

ProblemWhat to do
Data LostThe GlucoRx AiDEX™ App can recover data after restarting. After restarting, the saved App data will be restored automatically. All the saved but not displayed data can be displayed again. If the App fails to display blood glucose data, please restart the Bluetooth and re-pair the App and the corresponding transmitter or contact GlucoRx.
Transmitter Signal LostWhen “Transmitter Signal Lost” notification pops up, please check if you have turned off your Bluetooth. After turning on your Bluetooth function, signal connection between the App and the transmitter will be restored automatically. If “Error” notification pops up, please restart the App. The blood glucose data is temporarily stored in the transmitter during signal loss. When connection between the App and the transmitter is restored, all relevant data will be transmitted to the App.
Fail to read dataData reading failure can be caused by signal interference. Users are required to stay away from environments with strong electromagnetic interference, or contact GlucoRx

X6 Error Messages

MessageWhat it MeansWhat to Do
E-bThe batteries are too
low.
Replace the batteries immediately
E-UA used test strip is
inserted.
Repeat with a new test strip.
E-2The strip/ code chip is
expired.
Make sure the date you set
on your meter is correct and
check the expiry date shown
on the packaging. If the
problem persists, repeat with
a new code chip.
E-tAmbient temperature
is above or below
system operation
range.
Repeat the test after the
meter and test strip are within
the operation temperature
range.
E-0
E-A
E-E
E-C
Problem with the
meter.
Repeat the test with a new
test strip. If your meter still
does not work, please contact
GlucoRx Customer Care for assistance.
E-FTest strip is removed
while counting down,
or insufficient blood
volume.
Review the instructions and
repeat test with a new strip. If
the problem persists, please
contact GlucoRx Customer Care for help.
E-8The code chip is not
inserted before testing
or the meter does
not support certain
parameters.
Check the code chip is
inserted for coding correctly.
Make sure the code chip
you are using supports the
parameter being tested. If
the problem persists, please
contact GlucoRx Customer
Care for help.

If the meter does not display a message after inserting a test strip:

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside
down or incompletely.
Insert the test strip with contact bars
end first and facing up.
Defective meter or test strips.Please contact GlucoRx Customer
Care.

If the test does not start after applying the sample:

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new test strip
with larger volume of blood sample.
Defective test strip.Repeat the test with a new strip.
Sample applied after
automatic switch-off (1minute after last user action).
Repeat the test with a new strip.
Apply sample only when flashing ” 🌢”
appears on the display.
Defective meter.Please contact GlucoRx Customer Care.

If the test does not start after applying the sample:

PossibleWhat To Do
Error in performing the test.Read instructions thoroughly and
repeat the test again.
Control solution vial was poorly shaken.Shake the control solution thoroughly
and repeat the test again.
Expired or contaminated
control solution.
Check the expiry date of the control
solution.
Control solution that is too warm or too cold.Control solution, meter and test strips
should all be at room temperature 20°C
to 25°C (68°F to 77°F) before testing.
Defective test strip.Repeat the test with a new strip.
Meter malfunction.Please contact GlucoRx Customer Care.
Meter and test strip not working properly.Please contact GlucoRx Customer Care.

X6 Glucose

MessageIndication LightWhat it Means
Not applicableResult is < 0.56 mmol/L Out of measurement range.
Solid redResult is between 0.56 to 3.8 mmol/L
Solid greenAC - Result is between 3.8 to 7.1 mmol/L.
PC - Result is between 3.8 to 9.9 mmol/L.
Gen - Result is between 3.8 to 6.6 mmol/L.
Solid redAC - Result is between 7.2 to 13.2 mmol/L.
PC - Result is between 10 to 13.2 mmol/L.
Gen - Result is between 6.6 to 13.2 mmol/L.
Solid redResult is ≥ 15 mmol/L
Ketone Warning: This is shown when your blood glucose result is equal to or higher than 15 mmol/L.
What to Do: Check your blood ketone if checking ketones is part of your diabetes management program.
Not applicableResult is > 44.4 mmol/L
Out of measurement range.

X6 Ketone

MessageWhat it Means
Result is < 0.1 mmol/L Out of measurement range
Result is between 0.1 to 8.0 mmol/L
Result is > 8.0 mmol/L Out of measurement range.

X6 Lactate

MessageWhat it Means
Result is < 0.3 mmol/L Out of measurement range
Result is between 0.3 to 22 mmol/L
Result is > 22 mmol/L Out of measurement range.

X6 Cholesterol

MessageWhat it Means
Result is < 2.5 mmol/L
Out of measurement range.
Result is between 2.5 to 10.3 mmol/L
Result is > 10.3 mmol/L
Out of measurement range.

X6 Triglycerides

MessageWhat it Means
Result is < 0.79 mmol/L
Out of measurement range.
Result is between 0.79 to 6.77 mmol/L
Result is > 6.77 mmol/L
Out of measurement range.

X6 Uric Acid

MessageWhat it Means
Result is < 3 mg/dL (178 μmol/L)
Out of measurement range.

Result is between 3 to 20 mg/dL (178 to 1189 μmol/L)
Result is > 20 mg/dL (1189 μmol/L)
Out of measurement range.

Pearl Meter Error Messages

IndicatorMessageWhat It Means
Not Applicable< 1.1 mmol/L
RedValue is below the individual target area.

General/Exercise: < 3.9 mmol/L
AC: < 3.9 mmol/L
PC: < 3.9 mmol/L
greenValue is within the individual target area.
General/Exercise: 3.9 to 6.6 mmol/L
AC: 3.9 to 7.1 mmol/L
PC: 3.9 to 9.9 mmol/L
RedValue is above the individual target area.
General/Exercise: ≥ 6.7 mmol/L
AC: ≥ 7.2 mmol/L
PC: 3≥ 10.0 mmol/L
Red≥ 15.0 mmol/L
Ketone Warning: This is shown
when your blood glucose result is
equal to or higher than
15.0 mmol/L.
What to Do: Check blood ketone
if checking ketones is part of your
diabetes management program.
Not Applicable> 33.3 mmol/L

Troubleshooting

MessagesWhat It MeansWhat To Do
E-bAppears when the
batteries cannot provide
enough power for a test.
Replace the batteries
immediately
E-uAppears when a used
test strip is inserted.
Repeat with a new test strip.
E-E
E-0
E-A
E-C
Problem in operation.Repeat the test with a new
test strip.
If the meter still does
not work, please contact
GlucoRx Customer care on
01483 755133 for assistance.
E-FAppears when test
strip is removed
while counting down,
or insufficient blood
volume.
Review the instructions and
repeat test with a new test
strip. If the problem persists,
please contact GlucoRx
Customer care on 01483
755133 for help.
E-tAppears when ambient
temperature is above or
below system operation range.
System operation range is
10o
C to 40o
C (50o
F to 104o
F).
Repeat the test after the
meter and test strip are in the
above temperature range.

If the meter does not display a message after inserting a test strip...

Possible CauseWhat To Do
Batteries exhausted.Replace the batteries.
Test strip inserted upside down
or incompletely.
Insert the test strip with contact
bar end first and facing up.
Defective meter or test strips.Please contact GlucoRx
Customer care on 01483
755133.

If the test does not start after applying sample

Possible CauseWhat To Do
Insufficient blood sample.Repeat the test using a new
test strip with larger volume of
blood sample.
Defective test strip.Repeat the test with a new test
strip.
Sample applied after automatic
switch-off (3 minutes after last
user action).
Repeat the test with a new test
strip.
Apply sample only when
flashing “🌢” appears on the
display.
Defective meter.Please contact GlucoRx
Customer care on 01483
755133.

If the control solution testing result is out of range

Possible CauseWhat To Do
Error in performing the test.Read instructions thoroughly
and repeat the test again.
Control solution vial was poorly
shaken.
Shake the control solution
vigorously and repeat the test
again.
Expired or contaminated
control solution.
Check the expiry date of your
control solution.
Control solution that is too
warm or too cold.
Control solution, meter and test
strips should be at room
temperature (20°C-25°C / 68°F77°F) before testing.
Defective test strip.Repeat the test with a new
strip.
Meter malfunction.Please contact GlucoRx
Customer care on 01483
755133.

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GlucoRx Limited, founded in 2010, is the NHS’ largest supplier* of quality diabetic products.

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