V6R VRF 50/60Hz
80
Midea V6R Series Ser
vice Manual
Figure
5
‐
7.3:
MS04/MS06
wiring
diagram
Indoor
No.
5
M-
O
M-
O
1(
M
-I
)2(
M
-I
)
3(
M
-I
)4(
M
-I
)
SW
1SW
2
DS
P1
DS
P2
Brow
n
Red
White
Blue
Indoor
N
o.
6
SW
3SW
4
M-
M
M-
M
P
Q
E
P
Q
E
LN
SV
P
T1C
1
Power in
To out
door
or
M
S
unit
s
c
om
m
unic
at
ion
bus
To indoor
unit
s c
om
m
unic
at
ion bus
O
ut
door
/
U
ps
tr
eam
M
S
Do
wns
tr
eam
M
S
T2C
2
Blue
Red
Blue
Red
G/Y
Y el
low
Gray
XS2
XS1
XP2
XP1
Gray
Y el
low
Blue
The wir
ing
pic
tur
e shown is
fo
r r
efe
renc
e on
l
y, ac
tual pr
oduc
t m
ay v
ar
y.
G
uide f
or
m
ain c
ont
ro
l panel dial
code
CO
DE
NA
M
E
X
T
1
Ter
m
inal bloc
k
XS
1
～
XS
2
Connec
to
rs
XP
1
～
XP
2
Connec
to
rs
T1
C
1
～
T
2C2
Tem
per
at
ur
e s
ens
or
S
V
#A
-X
, S
V
#B
-X
SV
P
E
E
VA
E
lec
tr
onic
ex
pans
ion v
alv
e
S
olenoid v
alv
e
P Q
E
DS
P
1 and
DS
P
2 dis
play
c
ont
ent
E3
C
om
m
unic
at
ion bet
w
een
m
as
ter
and s
lav
e c
ont
rol boar
ds
fa
ile
d
M
alf
unc
tion of
s
ubc
ooler
out
let
t
her
m
is
tor
(T
1C1)
E
4
M
alf
unc
tion of
s
ubc
ooler
inlet
t
her
m
is
tor
(T
1C2)
H0
C
om
m
unic
at
ion f
ailur
e
bet
ween M
S
and m
as
ter
out
door
unit
E2
G/
Y
LL
S
1+
S
2 dialing s
et
ting er
ro
r
FE
M
S
has
no addr
es
s when f
irs
t
pow
er
ed on
EN
C
2
P
Q
E
PO
W
E
R
SV
1B
-1
SV2
B-2
SV3
B-3
SV4
B-4
SV1
A-
1
SV2
A-
2
SV3
A-
3
SV4
A-
4
SVP
Y el
low
Blac
k
Y el
low
Blac
k
Y el
low
Blac
k
Y el
low
Blac
k
Blac
k
Blac
k
Blac
k
SV4
SV3
SV2
SV1
SV1
B-5
SV
2B
-6
SV1
A-5
SV2
A-6
SV P
Y el
low
Blac
k
Y el
low
Blac
k
SV2
SV1
EE
VA
Indoor
No.
1
M-
O
M-
O
1(
M
-I
)2(
M
-I
)
3(
M
-I
)4(
M
-I
)
SW
1SW
2
DSP1
DSP2
EEV_A
T1C1
T2C2
Brow
n
Red
Green
Black
Green
Black
Green
White
Blue
Brow
n
Red
White
Blue
Indoor
No.
2
Indoor
No.
3
Indo
or
No.
4
S1
S2
ON
ON
SW
3SW
4
EN
C
2(0
)
M-
M
M-
M
P Q
E
P
Q
E
P Q
E
P
Q
E
●
S
1:
11
means
s
ync
hronous
c
ontrol
for
2
ports
(F
irs
t P
C
B
is
por
t 1 and 2, S
ec
ond P
C
B
is
port 5
and 6,
thi
rd
P
C
B
is
por
t 9 and
●
S
2:
11
means
s
ync
hronous
c
ontrol
for
2
ports
(F
irs
t P
C
B
is
por
t 3 and 4, S
ec
ond P
C
B
is
port 7
and 8,
thi
rd
P
C
B
is
por
t
11 and 12)
S1
/S
2
ON
(00 i
s
defaul
t)
Blue
Red
PO
W
E
R
EEV_A
S1
S2
ON
O
N
ENC2(
1)
E
EPR
O
M
e
rro
r
E7
M
S
P
C
B
num
ber
(F
ac
tor
y s
et
ting
, c
an’t
be c
hanged.
0 m
ea
ns
t
he
fir
st
P
C
B
, 1
m
eans
t
he
sec
o
P
C
B
,
2 m
eans
t
he t
hir
d P
C
B
)
12
ON
T1C1
T2C
2
G/
Y
