Sony SMP-N100, Руководство по обслуживанию

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IFcon Section Flowchart (2/2)
Ch
ec
k
of
IF
co
n
re
se
t i
np
ut
po
rt
Is
th
e
vo
lta
ge
o
f
IC
15
03
p
in
6
"H"(3
.3
V)?
N
o
Is
the
re
a
pr
ob
le
m
w
ith
th
e
m
ou
nt
in
g
co
nd
itio
n
of
R1
51
2,
C1
50
8
or
R1
51
2
?
Ye
s
Y
es
Pc
on
t o
ut
pu
t p
or
t c
he
ck
Che
ck
o
f eac
h
po
we
r s
up
pl
y
co
nt
ro
l po
rt
wh
en
th
e
po
we
r i
s
O
N
* C
or
re
sp
on
di
ng
o
ut
pu
t
IC1
50
3
pi
n2
0
PC
O
N
T3
IC
15
03
p
in
3
0
PC
O
N
T_
C
O
R
E
IC1
50
3
pi
n3
1
PC
O
N
T4
IC1
50
3
pi
n2
1
PC
O
N
T2
DCDC6V and
1.
2V
A
o
ut
pu
t
C
O
R
E_
1.
1V
o
ut
pu
t
DDR2
_1
.8
V
sy
st
em
o
ut
pu
t
N
o
C
he
ck
fo
r s
ho
rts
a
t ea
ch
p
or
t
N
o
Al
l t
he
po
rts
g
o
"H
" w
ith
in
2
to
1
0
ms
, b
ut
so
on
g
o
"L
"
N
o
D
o
th
e
sy
m
pt
oms
im
pr
ov
e
af
te
r che
ck
in
g
th
e
so
ld
er
in
g
an
d
pa
tte
rn
o
f
IC
15
03
?
N
o
Po
w
er
s
up
pl
y
ou
tp
ut
c
he
ck
C
he
ck
th
e
ou
tp
ut
o
f t
he
c
or
re
sp
on
di
ng
vo
lta
ge
SW
3.
3V
S
ho
rt
ci
rc
ui
t o
pe
ra
tio
n
ch
ec
k
N
o
To
P
ow
er
S
up
pl
y
(S
ys
te
m
) f
lo
wc
ha
rt
N
o
W
he
n
IC1
50
3
pi
n2
0
PC
O
N
T3
ha
s
gon
e
"H
",
is
th
e
3.3VA
v
ol
ta
ge
o
ut
pu
t?
Ye
s
R
ep
la
ce
IC
15
03
or
re
pl
ac
e
th
e
M
B
boa
rd
Y
es
Ch
ec
k
SY
S_
RS
T
si
gn
al
o
ut
pu
t
Is
IC
15
03
p
in
35
"H"(3
.3
V)?
Th
e
m
ou
nt
in
g
co
nd
itio
n
of
R
11
17
an
d
R
11
56
ar
e
O
K
N
o
R
ep
la
ce
IC
15
03
a
nd
th
e
M
B
bo
ar
d
Y
es
Ch
ec
k
th
e
co
m
m
un
ic
at
io
n
w
ith
th
e
ho
st
CP
U
(S
YS
CO
N_
RE
Q
s
ig
na
l c
hec
k)
D
o
cy
cli
ca
l "
H
" a
nd
"L
" c
omm
un
ica
tio
n
wa
ve
fo
rms
com
e
to
IC
15
03
p
in
36
?
N
o
Is
the
re
a
pr
ob
le
m
w
ith
th
e
m
ou
nt
in
g
co
nd
ito
n
of
R
15
58
o
r
R
15
62
?
N
o
D
o
th
e
sy
m
pt
oms
im
pr
ov
e
af
te
r re
pl
ac
in
g
IC
10
1?
N
o
Y
es
Ch
ec
k
th
e
co
m
m
un
ic
at
io
n
w
ith
th
e
ho
st
CP
U
(S
er
ia
l c
om
m
un
ic
at
io
n
si
gn
al
c
he
ck
)
D
o
cy
cli
ca
l "
H
" a
nd
"L
" c
omm
un
ica
tio
n
wa
ve
fo
rms
com
e
to
IC
15
03
p
in
25
, 2
6
an
d
27
?
N
o
Is
ther
e
a
pro
bl
em
w
ith
th
e
mou
nt
in
g
co
nd
ito
n
of
R
B15
03
, R1
54
3,
R1
54
6,
R1
13
1,
R1
13
2,
o
r R1
13
3?
N
o
R
ep
la
ce
IC
15
03
o
r r
ep
la
ce
th
e
M
B
bo
ar
d
Is
th
e
vo
ltag
e
at
th
e
"H
" l
ev
el
(3
.3
V)
?
1.
2VA
o
ut
pu
t
C
O
R
E_
1.
1V
o
ut
pu
t
DDR
2_
1.
8V
o
ut
pu
t
A
B
9-5
Y
es
Y
es
Y
es
SMP-N100