Accu-Chek WX3-122 User Manual page 42

Meter Maintenance and Troubleshooting
7
(The error code and Err will alternate on the display.)
Fluid or foreign material may be present in the
test strip slot.
Remove and reinsert the test strip or repeat the
blood glucose or control test with a new test
strip. If the error persists, contact Roche.
Blood glucose may be higher than the measuring
range of the system.
See the Unusual Blood Glucose Results section
in the chapter Blood Glucose Tests.
40
(The error code and Err will alternate on the display.)
An electronic error has occurred.
Contact Roche.
Blood glucose may be lower than the measuring
range of the system.
See the Unusual Blood Glucose Results section
in the chapter Blood Glucose Tests.