13
NOTE:๎Itโs๎safer๎and๎better๎for๎the๎longevity๎of๎the๎battery๎to๎store๎it๎only๎partially๎
charged๎for๎any๎length๎of๎time.๎Storing๎the๎battery๎at๎approximately๎50%๎charge๎(which๎is๎
approximately๎3.85V๎per๎cell)๎is๎typically๎best;๎however,๎it๎will๎take๎some๎careful๎
management๎of๎the๎charge๎time๎and๎the
๎use๎of๎a๎volt๎meter๎to๎achieve๎this๎voltage.๎๎
If๎you๎have๎the๎equipment๎and๎skills๎to๎achieve๎the๎50%๎charge๎level๎for๎storage๎it๎is๎
recommended.๎If๎not,๎simply๎be๎sure๎to๎not๎store๎the๎battery๎fully๎charged๎whenever๎
possible.๎In๎fact,๎as๎long๎as๎the๎battery๎will๎be
๎stored๎at๎approximately๎room๎temperature๎
and๎for๎no๎more๎than๎a๎few๎weeks๎before๎the๎next๎use,๎it๎may๎be๎best๎to๎store๎the๎battery๎
in๎the๎discharged๎state๎after๎the๎last๎flight๎(as๎long๎as๎the๎battery๎was๎not๎overโdischarged๎
on๎the๎last๎flight).๎
๎
Charge๎Errors๎and๎Indications
๎
๎
In๎the๎event๎that๎both๎the๎red๎and๎green๎LEDs๎flash๎an๎error๎has๎occurred๎during๎the๎
charge๎process.๎Some๎examples๎of๎charge๎errors๎and๎their๎indications๎include:๎
๎
โข๎ Alternating๎flashing๎of๎the๎red๎and๎green๎LEDs๎indicates๎that๎the๎charge๎process๎
has๎been๎interrupted.๎If๎input๎power๎to๎the๎charger๎has๎been๎interrupted๎due๎to๎a๎
drop๎in๎voltage/current๎output๎or๎disconnection๎from๎the๎power๎source๎
disconnect๎the๎battery๎from๎the๎charger.๎Check๎to๎make๎sure๎that๎the
๎input๎
power๎plug๎from๎the๎AC๎adapter/power๎supply๎is๎connected๎or๎that๎the๎alligator๎
clips๎are๎firmly๎and๎properly๎attached๎to๎the๎power๎source.๎You๎should๎also๎check๎
to๎be๎sure๎that๎the๎power๎source๎is๎providing๎the๎proper๎amount๎of๎voltage๎and๎
current๎required๎to๎power๎the๎charger๎reliably.๎
๎
๎ After๎confirming๎the๎input๎power๎connection๎is๎secure๎and๎that๎the๎power๎source๎
is๎delivering๎the๎necessary๎voltage๎and๎current,๎connect๎the๎battery๎to๎the๎
charger๎again.๎Continue๎to๎monitor๎the๎charge๎process๎to๎ensure๎that๎no๎further๎
charge๎errors๎occur.๎
๎
โข๎ Simultaneous๎flashing๎of๎the๎red๎and๎green๎
LEDs๎indicates๎that๎the๎voltage๎of๎the๎
LiPo๎battery๎(or๎even๎just๎one๎cell๎in๎the๎battery)๎is๎too๎low๎to๎allow๎the๎charge๎
process๎to๎begin.๎In๎this๎case๎the๎battery๎may๎have๎been๎overโdischarged๎due๎to๎
flying๎the๎model๎too๎long๎(please๎see๎the๎โLiPo๎Battery๎Warnings๎and
๎Usage๎
Guidelinesโ๎section๎of๎this๎manual๎for๎more๎information)๎or๎that๎one๎or๎more๎cells๎
in๎the๎battery๎are๎damaged/have๎failed.๎
๎
๎ NOTE:๎If๎you๎continue๎to๎see๎this๎charge๎error๎indication๎after๎attempting๎to๎
charge๎the๎same๎battery๎multiple๎times๎you๎should๎remove๎the๎battery๎from๎
service๎and๎replace๎
it๎with๎a๎new๎one.๎
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