Technical data
171
Symbols, error messages and troubleshooting
13
If this happens ... it means:
When the meter is turned 
on, the date is shown as 
0- 0 and the time as 0:00 
or 0:00
am
.
O  The meter was exposed to a temper-
ature below -10 °C and the battery is 
beginning to freeze. 
  Eject the test strip or turn the meter 
off. Move to a place where the tem-
perature is between +10 °C and 
+40 °C and wait for the meter to 
warm up.
O  You have not set the time and date. 
Set the time and date as described in 
Chapter 3.2.4 “Setting the time-and-
date-format, time and date”.










