BDP-BX37/S270/S370/S373/S470
9-3
Po
wer
(S
ys
te
m
) F
low
AC
IN
C
he
ck
the
ou
tpu
t v
ol
tage
s
fro
m
the
po
wer
suppl
y
blo
ck
.
C
N
301
pin
1
: +12V
(U
N
SW
12V)
C
N
301
pin
2
: +12V
(F
E_
U
N
SW
12V)
C
N
301
pin
6
: +5
.8V
(F
E_
U
N
SW
6VA)
C
N
301
pin
7
,8
,9
: +5
.8V
(U
N
SW
6V)
C
N
301
pin
10
:-6V(
U
N
SW
-6V)
N
o
Yes
C
he
ck
the
fu
ses
H
av
e
an
y
of
the
belo
w
fu
se
s
blo
wn?
N
o
M
B
board:
PS301,
PS302
, PS303,
PS304,
PS802 FR
board:
PS701
Yes
C
he
ck
the
follo
wing
po
wer
c
on
trol
s
ignal
s
while
the
po
wer
is
ON
PC
O
N
T_
C
O
R
E:
M
B
board
R
327
PC
O
N
T2
: M
B
board
R
318
PC
O
N
T3
: M
B
board
R
305,
R
307,
R
306,
R
309,
R
343,
R
32
9
AT
A_P
C
O
N
T:
M
B
board
R
376
N
o
Yes
C
he
ck
the
v
ol
tage
s
ba
sed
on
the
s
che
m
at
ic
diagram
N
o
Vol
tage
line
s
tha
t are
no
t ou
tpu
t are
s
hor
ted
to
G
N
D
N
o
Failure
o
f po
wer
s
uppl
y
IC
->
R
epla
ce
the
IC
R
epla
ce
the
M
B
board
if
there
is
no
C
he
ck
tha
t t
he
harnes
s
ha
s
been
in
ser
ted
properly
. I
f t
here
is
no
proble
m
, repla
ce
the
po
wer
s
uppl
y
blo
ck
.
Re
pl
ac
e
bl
ow
n
fu
se
s
Re
pl
ac
e
th
e
MB
b
oa
rd
if
th
er
e
is
no
im
pr
ov
em
en
t
To
IF
con
s
ec
tion
F
low
