Apollo 4SL15 User Manual
14
SL
15
-S
eries Pi
lot
Gu
ide
Notes
3
SL
15-
Series Pilot
Guide
OPERA
T
ION
GEN
E
RAL
INFORM
ATION
1
SCOPE
This sec
tion
p
ro
vid
es
de
tail
ed operati
ng
in
st
ru
ctio
ns
fo
r the UPS Av
iati
on
Techno
log
ies
SL
15
Au
dio
Select
or Pa
nel/I
ntercom
Sy
stem
. Please read
it
caref
ully
bef
ore
using
the equipm
en
t so that
yo
u can ta
ke
f
ull
adv
antag
e
of
its capab
ilit
ies.
This sec
tion
is
di
vi
ded int
o f
our
secti
ons cov
eri
ng
th
e
ba
sic operati
ng
areas
of
the SL
15
sy
stem
s. They
are Audio
Selector, Trans
ceiv
er
Sele
ction, I
nter-
com
, and Mark
er
Beacon Receiv
er.
SL15 controls
2
Pow
er Sw
itch
(EMG-Fail Safe Operation)
Uni
t pow
er
is turned
o
n and of
f
by
pu
sh
ing
the v
olum
e k
nob.
I
n
th
e
OF
F
or
"EMG
" po
sitio
n,
th
e pil
ot is
conn
ected di
rect
ly
to
C
om
1
. This allo
w
s com
-
m
unic
atio
n
ca
pabi
lit
y re
ga
rdless of
u
nit con
dit
ion
. An
y ti
m
e po
w
er is
re-
m
ov
ed or
tu
rn
ed
OF
F
, the audio selector w
ill be placed in the
fa
il-
saf
e
mo
de
.
The
pow
er sw
itch
al
so
co
ntrol
s
th
e au
dio
selec
tor p
anel
funct
ion
s,
int
er-
com
, and
m
ark
er beacon
receiv
er. Unle
ss
the
m
ic selector
is in Com
3
m
ode,
at
least
one
of
th
e
selected
au
dio
L
E
D
s
w
ill
be
on
(Com
1
or Co
m
2).
3
M
icrophone
Selector (A
ll models)