To
c heck
t he
b attery
c harge
w hen
i t
i s
n ot
i nstalled
i n
t he
F reeStyle
o r
F reeStyle
5 ,
t urn
t he
battery
o n
i ts
b ack
a nd
p ress
t he
T EST
b utton.
T he
b attery
g auge
i ndicator
l ights
( 25-‐100%)
w ill
illuminate,
t o
t he
l eft
o f
t he
T EST
b utton,
t o
i ndicate
t he
l evel
o f
t he
b attery
p ack
c harge.
Portable
O xygen
C oncentrator
Figure
5 .4:
K eypad
B attery
S tatus
I ndicator
Figure
5 .5:
B attery
P ack
T EST
B utton
TEST
Button
MN220-‐1
A
2 6