Operator`s manual
Troubleshooting
132
Test result LO/HI The glucose result may be below (LO) or above (HI) the 
measurement range of the system.
– Refer to the package insert for the test strips.
– Check that you are performing the test correctly (see 
Chapter 3).
– Run a glucose control test with a new test strip (see 
Chapter 4).
– Repeat the test or proceed according to the requirements 
of your facility.
Test result RR LO/RR HI The glucose result may be below/above the reportable 
range set by system administrator.
– Run a glucose control test with a new test strip (see 
Chapter 4).
– Repeat the test or proceed according to the requirements 
of your facility.
Test result CR LO/CR HI The glucose result may be below/above the critical range 
set by system administrator.
– Run a glucose control test with a new test strip (see 
Chapter 4).
– Repeat the test or proceed according to the requirements 
of your facility.
Meter displays Strip defect Error The test strip is defective or the blood glucose result is 
extremely low and below the meter's measurement range.
– Refer to the package insert for the test strips.
– Check that you are performing the test correctly (see 
Chapter 3).
– Run a glucose control test with a new test strip (see 
Chapter 4).
– Repeat the test or proceed according to the requirements 
of your facility.
– If the error persists, contact your Roche representative.
Meter displays an error 
Type Bad Dose
Insufficient amount of blood on the test strip.
– Refer to the package insert for the test strips.
– Review proper testing procedure.
– Repeat the test using a new test strip, ensuring proper 
sample application.
– If the error persists, contact your Roche representative.
Meter displays (QC) FAIL or Out of 
Range
– Refer to the package insert for the test strips.
– Check that you are performing the test correctly (see 
Chapter 4).
– Repeat the glucose control test with a new test strip.
– If the error persists, contact your Roche representative.
Display/symptom Possible solution










