4-3. Do-it-yourself maintenance
STEP 3
Remove the depleted battery.
To prevent damage to the key,
wrap the tip of the screwdriver
with protective tape.
STEP 4
Install a new battery with the
“+” terminal facing up, as
shown in the illustration.
4
Align the protruding part with
the slot and install the cover.
369
Maintenance and care
STEP 5