Trou
b
l
e
shootin
g
Sa
msun
g
El
ec
troni
c
s
4-
3
9
4-4-8 MCU branch part setup error – inconsecutive connection with the use of 2 branch parts
t
Br
a
n
c
h p
a
rt
a
ss
e
m
b
ly
e
rror
Crit
e
ri
a
C
a
us
e
o
f
pro
b
l
e
m
t
Wh
e
n
2
b
r
a
n
c
h p
a
rts
a
r
e
us
ed
f
or on
e
in
d
oor unit without
c
onn
ec
tin
g
th
e
m
c
ons
ec
utiv
e
ly.
Out
d
oor unit
d
ispl
a
y
In
d
oor unit
d
ispl
a
y
1. How to
c
h
ec
k
Fin
d
a
n MCU th
a
t is
c
ompos
ed
a
s th
e
f
ollowin
g
pi
c
tur
e
to
ca
rry out
a
ss
e
m
b
ly o
f
b
r
a
n
c
h p
a
rt
aga
in. A
f
t
e
r
c
ompl
e
tin
g
th
e
r
e
-s
e
ttin
g
,
pr
e
ss K
3
b
utton on th
e
b
utton to r
e
s
e
t or turn it o
ff
to r
e
st
a
rt.
MCU
BOX
#
0
MCU
PCB
OFF
MCU
address
setup
ON
Setting
error
Indoor
unit
Indoor
unit
address
Branch
part
use
setup
4
2
1
2
5
6
0
Branch
A
4
B
2
C
D
E
5
F
6
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
e
f
rost
Tim
e
r
F
a
n
Filt
e
r/MPI Op
e
r
a
tion
D
e
f
rost
Tim
e
r
Filt
e
r
Op
e
r
a
tion
Tim
e
r
Tur
b
o
2
4
℃
2
7
℃
×
×
◑
◑
×
×
◑
◑
×
×
×
◑
◑
×
※ ● :
ON
◑ :
Fl
a
sh
×:
OFF
Summary of Contents for AM072FXVAFH series
Page 219: ...5 6 Samsung Electronics 5 2 ASS YPCBMAIN HUB AC 1 2 3 4 5 6 7 8 9 10 11 12...
Page 223: ...5 10 Samsung Electronics 4 2 3 5 8 9 7 1 6 5 3 ASSY PCB INVERTER...
Page 225: ...5 12 Samsung Electronics ASS Y PCB INVERTER cont 4 8 10 9 7 6 11 12 13 1 2 3 5...
Page 229: ...5 16 Samsung Electronics 5 5 ASS YPCBFAN Model 1 FANchassis 1 5 2 6 3 4...
Page 231: ...5 18 Samsung Electronics ASS YPCBFAN cont Model 2 FAN chassis 1 7 2 8 3 4 5 9 6...
Page 260: ...Samsung Electronics 7 15 7 19 AM038KXWD66 7 20 AM048 055KXWD66...
