Mitsubishi Electric PQHY-P120THMU-A, Service Handbook

Page: 399 / 414

[
X
LED Monitor Display on the Heat source Unit Board ]
- 390 - HWE09080
6
0
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Th
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[
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IC32
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1 I
C
44
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-9
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1 I
C
45
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-9
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1 I
C
46
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1 I
C
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-9
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62
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1
1
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1 I
C
48
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-9
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62
1
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1
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1 I
C
49
SH
-9
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62
2
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C
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SH
-9
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D
a
ta o
n
in
doo
r un
it syst
em
No
.
SW1
Ite
m
Disp
la
y
Unit
(A
, B
)
*1
Re
m
a
rk
s
12
34
567
89
0
L
D1
LD
2
L
D3
LD4
L
D
5
L
D6
L
D
7
L
D
8
O
C
OS
*1
A:
The
c
o
n
d
it
io
n of
ei
ther
OC or
OS is
di
sp
la
ye
d in
di
vi
d
ual
ly
. B:
The
c
o
n
d
it
io
n of
th
e en
ti
re
r
e
fr
ig
e
ra
n
t sy
st
em i
s
di
sp
la
y
ed
.