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What do they mean?

Below you will find a key breakdown of what each error message means, and it’s applicability to each meter. Please select the meter that you are using.

Nexus Image Nexus Blue Image Nexus Mini Ultra Image
Nexus Voice Image Nexus Go Image Nexus Q Image
HCT image HCT Connect Image

Nexus Range & Q Meter Error Messages

Message

What it means

What to do

E-b

Appears when the batteries cannot provide enough power for a test.

Replace the batteries immediately.

E-U

Appears 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-F

Appears 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.

Troubleshooting

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

Possible Cause

What 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 Cause

What 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 Cause

What 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.

Results Readings

Appears

When your blood glucose result is

Low ketone message

<1.1mmol/L

Ketone?

≥15mmol/L

High ketone message

>33.3mmol/L


HCT Range Error Messages

Message

What it means

What to do

E-b

Appears when the batteries are too low.

Replace the batteries immediately.

E-C

Appears 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, pxlease contact GlucoRx Customer Care on 01483 755133 for help.

E-2

Expired code strip.

Repeat the test with a new lot of test strip.

E-U

Appears when a used test strip is inserted.

Repeat with a new test strip.

E-t

Appears 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-F

Appears 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)

Message

What it means

Low ketone message

Your blood glucose level is below 0.5mmol/L

KETONE
(warning)

Your blood glucose level is 15mmol/L or more

High ketone message

Your blood glucose level is above 38.9mmol/L

Results Readings (for β-ketone test)

Message

What it means

Low ketone message

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)

High ketone message

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 reading

Interpretation

Below 0.6mmo/L

This is normal

Between 0.6 and 1.5mmol/L

You 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 Cause

What to do

Batteries exhausted.

Replace the batteries.

Test strip inserted upside down or incompletely.

Insert the test strip with contact bars en 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 Cause

What 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 Cause

What 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.

Contrl olution, 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 wiht a new test strip.

Meter malfunction.

Please contact GlucoRx Customer Care on 01483 755133.

Impropre working of meter and test strip.

Please contact GlucoRx Customer Care on 01483 755133.


HCT Connect Range

Error Type

Error Code

Error Message Display

How to do

Accessory

Err.23

Hardware error

Please contact GlucoRx Customer Care on 01483 755133 for assistance.

Err.41

Temperature

Err.25

Temperature is too low

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.

Err.26

Temperature is too high

Strip

Err.24

Strip has been used

Repeat with a new test strip.

Err.28

Code strip data is incorrect

Please contact GlucoRx Customer Care on 01483 755133 for assistance.

Err.29

Please re-insert the strip or use another strip

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.

Err.30

Please re-insert the strip or use another strip

Measurement

Err.40

Strip is removed during measurement

Repeat the test with a new test strip.

Err.45

Operation error

Err.51

HCT error

Err.52

No code information

Please insert code card first.

Battery

Err.42

Battery low

Replace the battery immediately.