Troubleshooting
Samsung Electronics
4-27
4-3-10 MCU branch part setup error – non-installed address setup
1. How to check
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting,
press K3 button on the button to reset or turn it off to restart.
MCU
BOX
#
0
MCU PCB
OFF
MCU
G㨰㋀G㉘㥉
ON
㐘⇨ὤ
㐘⇨ὤG㨰㋀
⺸㣄ẠG㇠㟝G㉘㥉
4
4
2
1
5
6
0
⺸㣄Ạ
A
4
B
C
D
E
1
F
6
Branch
Indoor
unit
Indoor
unit
address
MCU
address
setup
Branch
part
use
setup
Outdoor
unit
disp
l
a
y
Indoorunit
disp
l
a
y
Duct
,
Cassette
(1/
2
W
a
y),
Conso
l
e
,
Ce
l
ing
Cassette
(4/
Mini
4 W
a
y)
W
a
ll-m
ounted
(
NeoForte
)
Operation Defrost
T
i
m
er Fan Fi
l
ter
/
M
P
I Operation Defrost
T
i
m
er Fi
l
ter Operation
T
i
m
er
T
urbo 2
4
℃
27
℃
×
×
◑
◑
×
×
◑
◑
×
×
×
◑
◑
×
※ ●
:
ON
◑
:
F
l
ash
×:
OFF
Criteria
•
If
there
is
an
indoor
unit
that
is
not
insta
ll
ed
a
m
ong
MCU
registered
indoor
units
Cause
of
prob
l
e
m
•
Indoor
unit
, w
ith
the
assigned
address
on
MCU
,
not
insta
ll
ed.
Summary of Contents for AM080*XV Series
Page 205: ...Samsung Electronics 5 1 5 PCB Diagram and Parts List 5 1 ASS Y PCB MAIN...
Page 208: ...PCB Diagram and Parts List 5 4 Samsung Electronics 5 2 ASS YPCBMAIN HUB AC...
Page 210: ...PCB Diagram and Parts List 5 6 Samsung Electronics ASS YPCBMAIN HUB cont DC...
Page 216: ...PCB Diagram and Parts List 5 12 Samsung Electronics 5 4 ASS YPCBFAN Model 1 FANchassis...
Page 218: ...PCB Diagram and Parts List 5 14 Samsung Electronics ASS YPCBFAN cont Model 2 FAN chassis...
Page 241: ...Cycle Diagram 7 10 Samsung Electronics 7 16 AM240 260 280 300MXVAGC...
