![background image](http://html.mh-extra.com/html/accu-chek/active/active_instructions-for-use-manual_455867102.webp)
102
Symbols, problems and error messages
3
You are in the settings for time and date.
4
When an average is displayed (test-result
memory): the symbol is preceded by the number
of days taken into account.
5
(flashing)
The meter is exposed to too much light.
6
(flashing)
A test is in progress or an average is being
calculated.
7
General flag
8
or
The unit your meter uses to display the blood
glucose result, either mg/dL or mmol/L.
9
+
10
The test strips are past their expiry date. Change
the test strips and code chip. Check the time and
date settings, as the meter compares these
against the expiry date encoded in the code
chip.