Maintenance
276 FTB-1v2 and FTB-1v2 Pro
Recharging the Batteries
To recharge the batteries:
Connect the unit to a power outlet using the AC/DC power adapter (or the
car outlet adapter, when offered). The charge cycle will start and end
automatically.
IMPORTANT
 If the unit will not be used for more than two weeks, ensure
that the batteries are charged at around 50 % of their capacity,
and then turn the unit off (shutdown). For optimum battery
performance, follow the recommendations below about battery
storage.
 If you need to store the batteries for an extended period of
time, place them in a cool dry place, and ensure that they are
charged at around 50 % of their capacity. Every three months
during the storage period, verify the battery levels. Recharge
the batteries when necessary, so that their charge levels
remains around 50 % of the total capacity. This will ensure that
you get the optimum performance out of the batteries.