52
3� In order to navigate between the saved measurements, repeat-
edly press the on/off button briefly� In order to leave the memory
menu again and switch off the device, press and hold the On/
Off button for three seconds�
8. Battery replacement
1� Replace the battery when the battery status indicator appears on
the display:
2� Open the battery compartment
cover by twisting it anti-clock-
wise with a coin�
3� Remove the battery compart-
ment cover�
4� Remove the flat battery from the battery compartment�
5� Insert a new battery (type 3 V CR 2032) with the + symbol facing
upwards�
Summary of Contents for OT 30
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