Oregon Scientific SE300 - Manual (Page 33)

32
EN
The batteries typically last one year. We highly recommend that you
contact the retailer or our customer service department if you need to
replace them.
To replace the watch battery:
1. Undo the four screws and remove the back plate.
2. Using a thin blunt instrument, hook the release catch and lift the
clip.
3. Remove the old battery and slide the new battery into the battery
compartment with the +side upwards.
4. Replace the battery clip, back plate and screws.
To replace the chest belt battery:
1. Using a coin, twist the compartment lid counter-clockwise until it
clicks out of place.
2. Remove the old battery and insert the new battery with the +side
upwards.
3. Replace the battery compartment lid by twisting it clockwise until it
is firmly in place.
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