74
Ca
us
e
Du
pli
cat
e
h
e
a
d
e
r r
e
mo
te
co
nt
ro
lle
rs
Ca
us
e
In
d
o
o
r P
C
bo
ar
d e
rro
r
Ca
us
e
1.
The
au
tom
a
tic indo
or
a
d
d
re
ss sta
rt
sett
in
g
has
be
en
con
figu
re
d d
u
ri
ng
au
tom
a
tic ad
dr
ess
settin
g o
f a
n
ot
he
r
refrige
ra
nt l
in
e
d
e
vice
(Au
x
ilia
ry cod
e: 0
1
)
2.
The
au
toma
tic ou
tdo
or a
ddre
ss start
sett
in
g h
a
s b
e
e
n
co
nf
ig
ur
ed
du
rin
g in
do
o
r au
to
ma
ti
c ad
dr
ess se
tt
in
g
(Au
x
ilia
ry cod
e: 0
2
)
Che
ck cod
e n
a
me
Dupli
c
a
te
he
ader
r
e
mot
e cont
rolle
rs
Che
ck cod
e n
a
me
In
door
MCU co
mmunicat
ion err
or
Che
ck cod
e n
a
me
Aut
omat
ic addr
ess sta
rt err
or
Ch
eck co
de
[E
0
9
]
Ch
eck co
de
[E
1
0
]
Ch
eck co
de
[E
1
2
]
2 he
ader
s
for
2 r
e
m
o
te
c
o
nt
ro
lle
rs
?
Yes
No
S
e
t ei
ther
of
the r
e
m
o
te c
ontr
ol
le
r a
s
th
e
he
ader
(R
emo
te c
ontr
ol
ler
ad
dr
ess
c
onne
cto
r)
Che
c
k remote
c
o
ntrol
ler boa
rd
Er
ro
r
ĺ
Re
pla
c
e
Is
th
er
e powe
r d
is
o
rder
?
Yes
No
Chec
k t
he po
wer
vo
ltag
e, c
o
rr
e
c
t th
e
line, a
nd c
h
ec
k a
nd r
e
mo
te th
e noi
se
,
etc
.
Chec
k the ind
oor
c
ontr
ol
bo
ar
d
E
rro
r
ĺ
Repl
ac
e
Conne
cti
on b
e
twee
n
U1
, U2 a
nd U3,
U4?
No
Ye
s
Confi
gur
e
th
e add
re
ss
se
ttin
g ag
ain
(S
ee "
A
d
d
re
ss
s
e
tti
ng pr
oc
edu
re
")
Dis
co
nnec
t th
e co
nnec
ti
on
betwe
en U1,
U2 an
d U3, U
4
A
u
x
ili
ar
y
co
de: 0
1: Ind
oor
/ O
utdo
or
co
mmun
ic
atio
ns
02: Co
mmu
nic
ati
ons
betwe
en o
utdoo
r u
nits
T
u
rn
o
n
the
outdo
or
uni
t aga
in
Ca
use
1
.
Indo
or
-
o
u
td
oor
co
m
m
u
n
ic
at
io
n
wi
ri
ng
con
ne
cti
on
er
ro
r
2.
In
d
o
o
r po
we
r lin
e e
rro
r
3
.
P
e
ri
phe
ra
l no
is
e
4.
Bl
ac
k
o
ut
5
.
Indo
or
P
C
boa
rd
e
rr
o
r
Ch
eck co
de
na
me
No ind
oor uni
t duri
ng aut
omat
ic
a
ddress
Che
ck cod
e
[E
15
]
Is t
he c
entr
al
c
o
mmu
nic
ati
on wi
ri
ng
co
rre
c
t?
Is
the
CN4
0 co
nnec
tor
c
onn
ect
ion
on th
e in
door
boar
d c
o
rr
e
ct?
No
Ye
s
Yes
No
Co
rr
ec
t the
wirin
g
Res
et th
e powe
r
and th
en
co
nfi
gur
e the
addr
es
s
se
tting
aga
in
Did b
lac
ko
ut oc
c
u
r?
No
Ye
s
No
Ye
s
Yes
No
Yes
No
Is
the
CN0
1 co
nnec
tor
c
onn
ect
ion
on th
e ce
nter
ou
tdoor
un
it I
/F
boar
d
co
rre
c
t?
Is t
her
e an
y po
wer
wi
ri
ng
co
nnec
tio
n
e
rro
r?
Is
th
er
e
any
noi
s
e
?
Co
rr
ec
t the
co
nnec
tor
c
onne
cti
on
Co
rr
ec
t the
co
nnec
tor
c
onne
cti
on
Co
rr
ec
t the
power
wi
ri
ng
Re
set
the p
o
wer
and
then
c
onfi
gur
e t
he ad
dr
ess
s
etti
ng
a
gain
Re
mov
e the
noi
se
Summary of Contents for MD-VNK802HEXE
Page 120: ...118 11Owner s Manual Excerpt ...
Page 137: ...135 12Installation Manual Excerpt ...
