Mitsubishi Electric PFD-P250VM-E, Service Handbook, Page: 303 / 326

[10 - 2 LED Status Indicators Table]
10
LED
St
at
us Indica
tor
s
on the
Out
door
Unit Cir
c
uit
Boa
rd
4
- chapter 10 BS_10_C
11
LE
D
S
tat
us
I
ndi
ca
to
rs
on
t
he O
u
td
oo
r
U
nit
C
ir
cui
t B
o
ar
d
10-2
L
ED Status Indicators Table
C
u
rrent
dat
a
No.
SW4 (When SW6 -
10 is set to OFF)
Item
Disp
lay
Unit
(A, B
)
*1
Remarks
12
34
567
89
0
L
D1
LD
2
LD3
LD4
L
D5
L
D
6
L
D7
LD
8
O
C
O
S
0
0
000000000
Relay ou
tput display 1
Lighting
Comp in
opera-
tion
72C
OC
CPU in
operation
A
A
Check (e
rror) display 1
OC/OS e
rror
0000 to
9999 (Address
and error codes h
ighlighted)
B
B
1
1
000000000
Check (e
rror) display 2
OC/OS e
rror
0000 to
9999 (Address
and error codes h
ighlighted)
A
A
Disp
lay of
the late
st preliminary
erro
r
If no
preliminary
errors are
de-
te
cted, "----" appears on the dis-
pla
y.
2
0
100000000
Check (e
rror) display 3
(Includin
g IC and BC)
0000 to
9999 (Address
and error codes h
ighlighted)
B
If
no errors are det
ected, "----"
ap
pears on the d
isplay.
3
1
100000000
Relay ou
tput
display 2
T
op
21
S
4a
SV1
0
CH11
SV1a
SV2
SV1
1
AA
B
ottom
21S4b
SV5b
4
0
010000000
Relay ou
tput
display 3
To
p
21S4c
SV9
Power s
upply for
indoor transmis-
sion line
AA
B
ottom
SV14
SV15
7
1
110000000
Special control
Retry o
peration
Emergen
cy op-
erat
io
n
Commu
nication
error b
etween
the O
C
and OS
Communic
ation
erro
r
3-minute
restart
delay mode
BB
9
1
001000000
Communic
ation demand ca
-
pacity
0000 t
o 9999
B
B
If no
t d
emanded controlle
d, "----
" [ % ] appe
ars on the displa
y.
10
0
101000000
Contact
p
oint
demand
capa
c-
ity
0000 t
o 9999
B
If no
t d
emanded controlle
d, "----
" [ % ] appe
ars on the displa
y.
11
1
101000000
Externa
l signal
(Open in
put contact po
int)
Contact point
de-
mand
Low-noise
mode
(Capac
ity priori-
ty
)
Snow sen
sor
AA
12
0
011000000
Externa
l signal
(Open in
put contact po
int)
Circulat
ion fan is
lo
cked.
Low-noise
mode
(Quiet priority)
AA
13
1
011000000
Externa
l signal
Circulation
fan
outp
ut
AA
14
0
111000000
Outdoo
r unit operation
status
Warm-up mode
3-minutes restart
mode
Compressor in
operation
Preliminary error
E
rror
3-minu
tes res
tart
afte
r instanta-
neous power
fail-
ure
Prelimina
ry low
pressu
re error
AA
15
1
111000000
OC/OS id
entification
OC/OS
-1/OS-2
A
A
*1
A: The conditio
n of either OC o
r OS is displayed
individually. B: The
condition of th
e entire refrigera
nt system is display
ed.
0000
0045
50.B
OOK
4 ペ
ージ
２
０１
７年
１２
月２
６日
火曜
日
午後
１２
時１
分