Mitsubishi Electric PUHY-HP120TNU-A, Руководство по обслуживанию, Страница: 301 / 324

[10 - 2 LED Status Indicators Table]
10 LED Status Indicators on th
e Outdoor Unit Circuit Board
4
- chapter 10 HWE18240_GB
1
1
L
E
D
S
tat
u
s
I
n
di
c
a
to
rs
o
n
t
h
e
O
u
td
oo
r U
n
it
C
ir
c
ui
t
B
o
ar
d
10-2
L
ED Status Indicators Table
C
u
rre
nt data
No
.
SW
4 (
W
h
e
n
SW
6 -
10
is
s
e
t to OFF)
It
e
m
Display
Unit
(A,
B
)
*1
Rem
arks
1234567890
LD1
LD2
LD3
LD4
L
D5
LD6
LD7
LD8
O
C
O
S
0
0
00
0000000
Relay
output display
1
Lighting
Com
p i
n
oper
a-
tion
72C
OC
CPU in ope
rat
ion
A
A
Chec
k
(error
) dis
play 1
OC/OS
er
ro
r
0000
to 999
9 (A
ddres
s
and er
ror
codes
highlighted)
B
B
1
1
00
0000000
Chec
k
(error
) dis
p
lay 2
OC/OS
er
ro
r
0000
to 999
9 (A
ddres
s
and er
ror
codes
highlighted)
A
A
D
is
p
lay of t
h
e
la
test prelim
in
a
ry
er
ror
If
no preliminary
er
rors are de-
tected, "-
---"
appear
s on
the
dis-
play
.
2
0
10
0000000
Chec
k
(error
) dis
p
lay 3
(Including I
C
and BC
)
0000
to 999
9
(A
ddres
s
and er
ror
codes
highlighted)
B
If
no errors
ar
e
det
e
ct
ed,
"
----
"
ap
pears on the display.
3
1
10
0000000
Relay
output
display
2
Top
2
1S4a
SV
10
C
H
11
SV
1a
SV
2
S
V1
1
AA
B
o
tt
om
21S
4
b
S
V5b
4
0
01
0000000
Relay
output
display
3
Top
21S4c
S
V
9
Power
supply for
indoor t
ransm
is-
sion l
ine
AA
Bo
tt
o
m
SV
1
4
S
V
1
5
5
1
01
0000000
Relay
output
display
4
Top
O
ptional 20
0 V
ou
tp
ut
AA
Bo
tt
o
m
7
1
11
0000000
S
p
ecial c
ont
ro
l
Retry operation
E
m
er
gency
op-
er
at
ion
Com
mu
ni
c
a
tion
erro
r be
tween
the OC and
OS
C
o
mm
unicati
o
n
error
3-minute restart
delay mode
BB
9
1
00
1000000
Com
mu
ni
c
a
tion dem
a
nd
c
a
-
pac
ity
000
0 to 99
99
B
B
If
not
dem
anded controlled,
"-
---
" [ %
] ap
pears
on
th
e
display.
10
010
1000000
Contact p
o
in
t d
e
mand
capa
c-
ity
000
0 to 99
99
B
If
not
dem
anded controlled,
"-
---
" [ %
] ap
pears
on
th
e
display.
11
110
1000000
E
x
ternal s
ig
nal
(Open
input c
o
nt
ac
t
point
)
Contact p
o
in
t
de-
mand
Low-nois
e m
ode
(Cap
acit
y
pr
io
ri
-
ty
)
Sno
w
s
ensor
Co
ol
ing-
heat
ing
changeo
ver
(Cooling)
Cooling-heating
chan
geover
(Hea
ti
ng)
AA
12
001
1000000
E
x
ternal s
ig
nal
(Open
input c
o
nt
ac
t
point
)
Circ
u
lat
ion fan is
lock
ed.
Lo
w-noise m
o
de
(Quiet
priority)
AA
13
101
1000000
E
x
ternal s
ig
nal
Circulation fan
output
AA
14
011
1
000000
Outdoor unit
operation
s
tatus
Warm-
up m
ode
3
-minutes res
tar
t
m
ode
Com
p
res
s
or in
operation
Pr
el
im
inary error
E
rror
3-minutes res
tar
t
af
ter instant
a-
n
eous power
f
ail-
ure
P
reli
m
inary low
press
u
re error
AA
15
111
1
000000
O
C/OS i
d
ent
ifi
c
a
tion
O
C
/O
S
-1/
OS
-2
A
A
*1
A: The
condition of
ei
ther
OC o
r OS
is
displaye
d
individually
. B
:
The c
ondit
ion
of the en
tire
refri
g
erant sy
stem
is
di
s
p
laye
d.