Trou
b
l
e
shootin
g
S
a
msun
g
El
e
c
troni
c
s
4-105
4-4-49 D
C
Link voltage sensor error
Out
d
oor unit
d
ispl
a
y
(INVERTER1 PCB)
(INVERTER
2
PCB)
(OUTDOOR FAN 1 PCB)
Ju
d
g
m
e
nt M
e
tho
d
∙ DC volt
a
g
e
de
t
e
c
tion : Ju
d
g
ed
a
s
a
n
e
rror i
f
th
e
de
t
e
c
t
ed
v
a
lu
e
is mor
e
th
a
n
2
.8V or 0.
2
V l
e
ss th
a
n
C
a
us
e
o
f
pro
b
l
e
m
∙ DC Link Conn
e
c
tor
d
is
c
onn
e
c
t
ed
∙ PCB volt
a
g
e
s
e
nsin
g
c
ir
c
uit
de
f
e
c
tiv
e
Ch
e
c
k th
e
c
onn
e
c
tor
c
onn
e
c
tion
Ch
e
c
k th
e
st
a
tus o
f
DC LINK Conn
e
c
tor
Pow
e
r O
ff
R
e
pl
a
c
e
FAN PCB
E496
E469
R
e
pl
a
c
e
No1 INVERTER PCB
E369
R
e
pl
a
c
e
No
2
INVERTER PCB
1. How to
c
h
e
c
k
D
C
power wire (Inv.
PCB
)
D
C
power wire (Fan
PCB
)
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...
