Trou
b
l
e
shootin
g
Sa
msun
g
El
ec
troni
c
s
4-
33
Communication error between main and sub Unit of outdoor unit or between outdoor units
(cont.)
1. How
to
c
h
ec
k
Ess
e
nti
a
l R
e
quir
e
m
e
nts
bef
or
e
Ch
a
n
g
in
g
PCB in C
a
s
e
o
f
Communi
ca
tion Error : R
efe
r to 6
3
p
age
.
Ch
ec
k th
e
out
d
oor unit th
a
t is
fa
ilur
e
o
cc
urs.
(U
2
00, U
2
01, U
2
0
2
, U
2
0
3
)
Ch
ec
k th
e
pow
e
r
No
Ch
a
n
ge
wirin
g
or
c
onn
ec
t
No
Ch
a
n
ge
s
e
ttin
g
s
No
Y
e
s
Y
e
s
Is th
e
pow
e
r supply norm
a
l?
15V, 5V
Ch
ec
k th
e
wirin
g
o
f
out
d
oor unit
c
ommuni
ca
tion wir
e
.
Con
f
irm
a
tion o
f
out
d
oor unit s
e
tup options
K1
3
, K14
Y
e
s
R
e
s
e
t
e
rror (K
e
y
3
)
R
e
pl
ace
PCB
Y
e
s
غ
AM038/048/055KXWD
✳✳
Out
d
oor unit
d
ispl
a
y
In
d
oorunit
d
ispl
a
y
Du
c
t, C
a
ss
e
tt
e
(1/
2
W
a
y),Consol
e
, C
e
lin
g
C
a
ss
e
tt
e
(4/Mini4 W
a
y)
W
a
ll-mount
ed
(N
e
oFort
e
)
Op
e
r
a
tion
D
ef
rost
Tim
e
r
F
a
n
Filt
e
r/MPI Op
e
r
a
tion
D
ef
rost
Tim
e
r
Filt
e
r
18
℃
2
1
℃
Tim
e
r
2
4
℃
2
7
℃
×
×
◑
◑
×
×
◑
◑
×
×
×
◑
◑
×
※ ● :
ON
◑ :
Fl
a
sh
× :
OFF
Ju
dg
m
e
nt M
e
tho
d
∙ R
efe
r to th
e
how to
c
h
ec
k
be
low.
C
a
us
e
o
f
pro
b
l
e
m
∙ Communi
ca
tion
e
rror
be
tw
ee
n out
d
oor units.
Содержание AM072FXVAFH series
Страница 214: ...Samsung Electronics 5 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 5 PCB Diagram and Parts List 5 1 ASS Y PCB MAIN...
Страница 219: ...5 6 Samsung Electronics 5 2 ASS YPCBMAIN HUB AC 1 2 3 4 5 6 7 8 9 10 11 12...
Страница 221: ...PCB Diagram and Parts List 5 8 Samsung Electronics ASS YPCBMAIN HUB cont DC 1 1 2 3 4 5 6 7 8 9 10 11...
Страница 223: ...5 10 Samsung Electronics 4 2 3 5 8 9 7 1 6 5 3 ASSY PCB INVERTER...
Страница 225: ...5 12 Samsung Electronics ASS Y PCB INVERTER cont 4 8 10 9 7 6 11 12 13 1 2 3 5...
Страница 229: ...5 16 Samsung Electronics 5 5 ASS YPCBFAN Model 1 FANchassis 1 5 2 6 3 4...
Страница 231: ...5 18 Samsung Electronics ASS YPCBFAN cont Model 2 FAN chassis 1 7 2 8 3 4 5 9 6...
Страница 244: ...Wiring Diagram 6 15 Samsung Electronics Wiring Diagram Samsung Electronics 6 16 6 8 AM216KXVGJ6...
Страница 260: ...Samsung Electronics 7 15 7 19 AM038KXWD66 7 20 AM048 055KXWD66...
Страница 274: ...Samsung Electronics 8 13 8 3 How to check the view mode using a tact switch AM6666XV666 rX rY rZ r A type B type...