Accu-Chek Aviva Combo - Manual (Page 75)

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3
Out-of-Range Control Test Results
If­the­control­test­result­is­out­of­range,­check­this­list­to­help­solve­the­problem:
Troubleshooting Checks Actions
1.­­Were­either­the­test­strips­or­control­solutions­
expired?
Discard­the­test­strips­or­control­solutions­if­either­is­
past­the­use­by­date.­If­the­control­solution­was­
opened­more­than­3­months­ago,­discard­it.­Repeat­
the­control­test­with­an­unexpired­test­strip­and­an­
unexpired­control­solution.
2.­­Did­you­wipe­the­tip­of­the­control­solution­bottle­
before­use?
Wipe­the­tip­of­the­bottle­with­a­tissue.­Repeat­the­
control­test­with­a­new­test­strip­and­a­fresh­drop­of­
control­solution.
3.­­Were­the­caps­on­the­test­strip­container­and­the­
control­solution­bottle­always­closed­tightly?
Replace­the­test­strips­or­control­solutions­if­you­
think­either­was­uncapped­for­some­time­and­repeat­
the­control­test.
4.­­Was­the­test­strip­used­immediately­after­it­was­
removed­from­the­test­strip­container?
Repeat­the­control­test­with­a­new­test­strip­and­a­
fresh­drop­of­control­solution.
5.­­Were­the­test­strips­and­control­solutions­stored­in­
a­cool,­dry­place?
Repeat­the­control­test­with­a­properly­stored­test­
strip­and­control­solution.
6.­Did­you­follow­the­directions? Read­Chapter­3,­“Control­Testing”­and­repeat­the­
control­test.­Contact­Roche­if­you­still­have­problems.
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