138
Che
ck co
de
C
heck co
de
na
me
Ca
use
IP
DU commun
ic
atio
n
error
1. Con
nec
tion
er
ro
r
of c
ommu
nic
ati
on l
ine
betwe
en
IP
DU and
I/F
P.C
. boar
d
2. I/F
P
.C. bo
ar
d er
ro
r
3. IP
DU P.C
. boar
d
er
ro
r
4. E
xterna
l no
is
e
Is
co
mm
un
ic
at
io
n
co
nn
ec
to
r be
tw
ee
n
IPD
U
an
d I
/F P
.C
. b
o
ar
d
co
nn
ec
ted
?
Is
th
er
e
no di
sc
onn
ec
tion on
co
m
m
un
ic
at
ion l
ine
be
tw
een IPDU
an
d I/
F
P.C.
boar
d?
Is
th
ere
vol
tag
e def
le
ct
io
n
be
tw
ee
n
4
and
5
p
in
o
f
CN
600
o
n I/
F P
.C
. bo
ard
?
(Mea
su
reme
nt
w
ith
te
st
er
:
DC
0
to
5
V
,
5 pi
ns
GN
D)
Is th
er
e
vo
lta
ge de
fle
ct
ion
bet
we
en 3 an
d 5 pi
n of
C
N
60
0 on I
/F P
.C.
b
oar
d?
(M
ea
su
re
ment
wi
th
te
st
er
:
D
C
0 t
o 5V
,
5 pi
ns
G
N
D
)
R
epl
ace
def
ecti
ve
IP
D
U
P.
C.
bo
ar
d.
In
the
ca
se th
at
All IPDUs (
A
3-
IPDUs a
n
d
fa
n IP
DU
s)
d
o
not
r
e
tu
rn
r
e
sp
onse
.
* Tw
o A
3
-I
PD
U
s (
N
O
. 1 a
nd 2
) exi
st i
n
8
, 10
or
1
2
H
P
m
o
de
ls. In
14
o
r 1
6
H
P
m
o
de
ls,
th
re
e
A3-
IP
D
U
s (
N
o.
1,
2,
3)
exi
st.
Cor
re
ct c
onn
ect
ion
of c
onne
cto
r.
Rep
lac
e c
omm
uni
cat
ion
line.
I/
F
P
.C. b
oar
d er
ro
r
I/
F
P.C. b
oar
d e
rr
or
Sub-
code:
Detec
ted
outdo
or
uni
t No.
A
n
e
rr
or o
cc
ur
red
on
a f
ol
low
er u
nit
. S
ee
th
e c
h
ec
k c
o
de
o
n
th
e 7
-s
e
gme
n
t d
is
pl
ay
on
I
/F
P
.C.
b
o
ard
of
t
he
fo
llo
we
r
uni
t, an
d t
h
en
ch
eck i
t accor
din
g t
o
d
iagn
ose
pr
oc
edu
re
fo
r the
che
ck co
de
.
(H
ow
to
speci
fy
the
fo
llo
w
er
ou
tdo
o
r u
n
it i
n
w
h
ic
h e
rro
r
occu
rr
ed
)
Push
S
W
04
for
1 seco
nd
o
r m
o
re
un
der
con
d
iti
o
n
th
at
[E
28
] i
s di
spl
ayed
o
n
the
7
-se
gm
en
t di
spl
ay
of
th
e he
ad
er
u
n
it.
The
fan
of
the
ou
td
oor
u
n
it wh
ich sto
p
pe
d du
e to
o
ccur
re
n
ce
of
er
ro
r sta
rt
s r
o
ta
ting
. Pu
sh S
W
05
to
st
op
the
fa
n.
Ch
eck co
de
C
heck code
n
a
me
Cau
se
Ch
eck co
de
C
heck c
ode
na
me
Cau
se
Che
ck co
de
C
heck co
de
na
m
e
C
aus
e
Dupli
ca
ted
f
o
llo
wer
out
door
address setup
Add
re
ss
es
ar
e dup
lic
ate
d by
man
ual
set
up of
outdo
or
addr
es
s
Do
not s
et u
p ou
tdoor
ad
dr
ess
es
man
ual
ly
.
Decrease of
con
necte
d out
door
unit
s
1.
Ou
tdoor
un
it b
ack
up
set
up
2.
Ou
tdoor
po
wer
er
ro
r
3.
Commu
nic
ati
on l
in
e c
onnec
tion er
ro
r bet
w
een
outd
oor
uni
ts
4.
Commu
nic
ati
on c
onn
ec
tor
co
nnec
tio
n er
ro
r
5.
Ou
tdoor
I/F
P
.C. b
oar
d er
ro
r
S
ub-
co
de: A
ddr
es
s o
f the
outdo
or
uni
t r
ece
iv
ing
si
gna
l ab
nor
mal
ly
Duri
ng
se
tup
of
ou
tdo
o
r
un
it ba
ck
up
?
Is
ma
in
p
o
w
er
of
fo
llow
e
r un
it t
ur
n
ed
on
?
Is
co
mm
un
ic
at
ion
li
ne
be
tw
ee
n o
ut
d
oo
r
uni
ts
co
nn
ec
ted
no
rma
lly
?
Is
c
omm
un
ic
at
io
n
co
nn
ec
to
r (CN03
)
bet
w
ee
n fo
llow
er
ou
tdo
o
r
u
n
its co
n
ne
ct
e
d?
Chec
k
I/F
P.C.
boar
d.
Cle
ar
the e
rr
or
, an
d the
n s
tar
t
per
ati
on. (
*1)
T
ur
n on the
mai
n powe
r s
uppl
y.
Cor
re
ct con
nec
tio
n
of
co
mmun
ic
ati
on l
ine
.
Cor
re
ct
c
onnec
tor
c
onn
ecti
on.
(C
omm
uni
cat
ion
con
nec
tor
: CN03
)
(*
1)
How t
o cl
ear
th
e er
ro
r
S
et
SW
01/S
W02
/SW
03
on
I/F
P
.C. b
oar
d o
f h
eader
uni
t to
2/1
6/1,
and
pu
sh
SW
04 f
o
r 5
se
con
ds
or
mor
e.
(7-s
e
gmen
t di
sp
la
y:
[E
r.]
[CL])
Foll
ower
out
doo
r u
n
it er
ror
Er
ro
r has
oc
cur
red o
n a f
oll
ower
ou
tdoor
un
it.
Su
b-
cod
e: 80
Ha
s th
e pow
er
supp
ly
bee
n tu
rne
d of
a
nd
tu
rned
o
n
aga
in
?
(Tu
rn of
th
e pow
er
s
up
pl
y f
or
1 m
in
ut
e or
m
or
e)
T
ur
n of the po
wer
s
uppl
y
an
d tur
n
it on a
gai
n.
Ch
ec
k I/F
P
.C. b
oar
d.
Summary of Contents for MMY-MAP0724HT6UL
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