Lumiscope 1143 Benutzerhandbuch

10

1.  Open the battery cover and install two alkaline 

AAA batteries in the battery compartment as 

indicated. Check polarity and ensure the batteries 

are correctly positioned;

2.  Close the battery compartment cover.

•  Replace the batteries when the replacement

indicator 

 appears in the display or when 

the unit does not turn on when button ‘O/I’ is pressed;

•  Use only alkaline AAA batteries, do not use rechargeable batteries;

•  Use only same-age, same-type batteries together. Replace all batteries

simultaneously;

•  If the device is to be unused for long time, take out the batteries and store in a

dry environment;

•  Do not leave uncharged batteries in the device.