129
9-5. Diagnosis procedure for each check code
Check
cod
e
Che
ck cod
e n
ame
Cau
se
Si
gnal transmission trouble on th
e
re
mote
con
tro
ller
Unabl
e to
se
nd si
gn
als to
in
do
or
u
ni
ts
*
The
che
ck cod
e is
not
indica
ted
on
th
e ce
ntra
l con
tro
l de
vice
o
r
the
7-
se
gmen
t ind
ica
tion
on
th
e o
u
td
oo
r
un
it.
The
co
mmun
ic
ati
on wi
rin
g
be
tween
the remo
te
co
ntr
ol
ler
a
nd i
ndoo
r u
nits
is
c
onne
cted
pr
oper
ly.
Conne
ct th
e wir
ing p
ro
perly.
T
he
tr
ans
mis
si
on
c
irc
uit
in
the
remote
co
ntr
oll
er
mal
func
tions
.
Rep
lac
e th
e r
emot
e co
ntr
oll
er
.
No
Yes
C
heck c
o
de
Che
ck co
de
na
m
e
Ca
use
Communi
ca
tio
n t
ro
ub
le
be
twee
n the
ind
o
or unit and remo
te
control
ler
(de
tected on the indo
or unit)
No
c
om
mun
ic
atio
n fr
om t
he r
emo
te c
ontrol
ler /
co
mm
uni
cat
ion
adap
ter
T
he
ch
ec
k
co
de
is
d
et
ec
te
d
w
he
n
th
e
in
do
or
u
ni
t c
ann
ot
r
ec
ei
ve
th
e
si
gn
al
from the wired
re
m
ote
con
troller.
C
hec
k
the
c
o
m
m
u
ni
cati
o
n
w
ir
in
g f
ro
m
the
r
em
ot
e c
ontr
o
ller
A
an
d
B
.
T
h
e
che
ck cod
e
[E03
] i
s n
o
t in
dica
ted
on
th
e
r
em
ot
e co
ntr
oll
er
as i
ts c
om
mu
ni
ca
tion
is
d
ow
n.
Howeve
r,
th
e
co
de
is
indica
ted
on
th
e
central control devices
o
f
T
C
C-LI
NK.
Check
cod
e
Che
ck cod
e n
ame
Cause
Is
th
e
in
te
r-un
it
w
ire
of
rem
ote
co
nt
ro
lle
rs
(A /
B)
nor
m
al
?
No
Ye
s
Corr
e
ct i
nter-uni
t c
able
of
Conne
ct t
he wir
ing p
ro
perly.
re
m
ote
co
n
tr
o
lle
r.
Cor
re
ct
conn
ec
tor
con
nec
tion
and
ch
eck
ci
rc
u
it wir
ing.
Is
the
re
no
di
sc
on
ne
ct
io
n
or
co
nne
ct
or c
on
ta
ct
trouble on
ha
rn
es
s
ou
t of
ter
m
in
al
bl
oc
k
of
ind
oo
r
un
it?
Ye
s
No
No
Ye
s
No
Ye
s
No
Ye
s
Ye
s
No
Is
a g
rou
p
c
on
trol
op
er
a
tio
n?
Is
p
ower
of
eac
h
ind
oo
r
un
it
turn
ed
on
?
Is
po
w
er a
pp
lied
to
r
emo
te
co
n
tro
ller?
AB
term
in
al
s:
App
rox
.
D
C
18
V
Is
s
et
up
of t
wo
re
m
o
te
co
n
tr
oll
e
rs
w
ith
ou
t he
a
de
r
re
m
o
te
co
ntro
ller?
Chec
k
power
c
onne
cti
on
sta
tus
o
f i
ndoor
unit.
(Turn
on
power
a
gain
.)
Chec
k
ind
oor P.C
. board.
Failure
R
ep
la
ce
Chang
e one
to h
eader /
other
to fol
lo
wer
. (
R
emote
co
ntr
oll
er
addr
es
s
con
nec
tor
)
Ch
eck
re
m
ot
e
c
on
tr
ol
le
r
P
.C
.
boa
rd
.
Failure
R
ep
la
ce
Co
mm
un
ication
trouble
be
twee
n
the
in
door
u
nit an
d r
e
mote co
n
tr
oller
(detecte
d
on
the
remote
controlle
r)
1
. Remo
te c
ontrol
ler i
nter-uni
t wire t
ro
u
b
le
2
. Indo
or
power trouble
3
. Indo
or P.C.
board t
ro
u
b
le
4
. R
em
o
te
c
ontr
ol
ler
ad
dress
setup
trouble
5
. Remo
te controller
P
.C. bo
ar
d
trouble
119
A10-1510.indb 119
A10-1510.indb 119
2016/04/08 17:21:10
2016/04/08 17:21:10
