Sony BDP-BX57 / BDP-S570 Service Manual ▷ View online
BDP-BX57/S570
FR Board f
low
chart
(2/2
)
Rem
ote control does not o
pe
rat
e
Sy
m
ptom
im
prove w
hen replacing FR
board
?
No
Are
there
signals
to
pin13
of
M
B board
CN1504
?
No
Replac
e
FF
C
Y
es
Y
es
Are
there
signals
to
IC1503
pin24?
No
Ch
eck
M
B pa
ttern near
IC1503
Y
es
To I
Fcon section f
low
chart
Is t
here
out
put
of
about
3.
3V
for pot
ent
ial
of
CN702 pin13
?
No
Replace
IC701
and
chec
k F
R board
pa
tter
n
Y
es
Disconnected f
lexible harness
9-10
FR
Board
flow
chart
W
hit
e LED
does
not
lig
ht
Is
there
vol
tag
e of
about
5.8V
at
PS701?
No
Ye
s
Is
there
vol
tag
e of
about
3.3V
at
Base
Q7
09
?
No
Ye
s
Che
ck
conn
ect
ion
of
FL
D
and
IC
70
2.
Replace
IC702
if OK.
If no
def
ect,
replace
the
FR
board
Is
Pin
3 of
CN7
02
at
6V?
No
Ye
s
Is
the
potential
of
R730
is
6V?
No
Ye
s
Sy
mptom
improv
e w
hen
replace
PS701
No
Ye
s
Is
Pin
6 of
CN702
at
3.3V?
No
Ye
s
Is
the
potential
of
R718
is
3.3V?
No
Ye
s
Repla
ce
R7
18
Sy
mptom
improv
e w
hen
replaci
ng
FFC?
No
Sy
mptom
improv
e w
hen
replaci
ng
FR
Board?
No
Replace
FR
Board.
Sy
mptom
improv
e w
hen
replaci
ng
FFC
No
Sy
mptom
improv
e w
hen
replaci
ng
FR
Board?
No
Replace
MB
Board.
Check
pattern
near
IC1503
of
M
B
Board.
Replace
IC1503
or
MB
Board
if NG.
Replace
MB
Board.
Replace
IC702.
If no
effect,
replace
the
FR
board.
9-11
BDP-BX57/S570
BDP-BX57/S570
9-12
D
ri
ve
f
lo
w
ch
ar
t
O
p
tic
a
l B
lo
ck
U
n
it
(B
U
)
IO
P
c
h
e
ck
f
lo
w
(
zz
)
~
[
B
e
fo
re
B
U
R
e
p
la
ce
m
e
n
t]
O
p
tic
a
l B
lo
ck
U
n
it
(B
U
)
O
P
D
a
ta
W
ri
te
F
lo
w
(
yy
)
~
[
A
ft
e
r
B
U
/M
B
R
e
p
la
ce
m
e
n
t]
B
D
P
-S
5
7
0
ca
n
p
la
y
th
e
B
D-
d
is
c
B
L
X
-1
0
4
B
D
P
-S
5
7
0
ca
n
p
la
y
th
e
D
V
D
/C
D
-d
is
c
C
he
ck
D
ri
ve
P
o
w
e
r
S
up
p
ly
C
N
3
0
1
P
in
2
:
1
2
V
/
P
in
6
:
5
V
C
he
ck
P
S
3
0
1
,
P
S
3
0
2
,
P
S
3
0
3
R
e
p
la
ce
P
S
w
he
n
o
p
e
n
C
he
ck
/
r
e
p
la
ce
t
he
F
F
C
c
a
b
le
,
th
e
n
ch
e
ck
B
D
P
-S
5
7
0
o
p
e
ra
te
s
no
rm
a
lly
O
P
F
F
C
c
a
b
le
(
1
-8
3
7
-4
9
4
-1
1
)
S
P
D
L
F
F
C
c
a
b
le
(
1
-8
3
7
-4
9
5
-1
1
)
C
he
ck
t
he
O
p
tic
a
l
B
lo
ck
U
ni
t
(B
U
)
b
y
se
rv
ic
e
m
o
d
e
.
(F
lo
w
ch
a
rt
z
z)
B
U
I
O
P
is
O
K
?
R
e
p
la
ce
t
he
O
p
tic
a
l
B
lo
ck
U
ni
t
(B
U
)
O
p
tic
a
l B
lo
ck
U
ni
t
(B
U
)
re
p
la
ce
(F
lo
w
ch
a
rt
y
y)
O
K
O
p
tic
a
l B
lo
ck
o
r
B
U
n
o
p
ro
b
le
m
D
V
D
:
H
L
X
-5
1
3
C
D
:
H
L
X
-A
1
N
O
Y
E
S
N
O
Y
E
S
Y
E
S
N
O
N
O
Y
E
S
N
O
Y
E
S
E
nt
e
r
S
e
rv
ic
e
M
o
d
e
P
re
ss
<O
PE
N
/C
L
O
SE
>.
,
<P
L
AY
>,
<S
T
O
P>
a
nd
p
lu
g
in
A
C
P
o
w
e
r
In
si
d
e
*
S
e
rv
ic
e
M
o
d
e
M
e
n
u
S
e
le
ct
[
8
]
D
ri
ve
In
si
d
e
*
D
ri
ve
S
e
le
ct
[
7
]
O
P
C
he
ck
M
e
n
u
In
si
d
e
*
O
P
C
he
ck
M
e
n
u
S
e
le
ct
[
3
]
d
IO
P
t
he
n
p
re
ss
'E
N
T
E
R
'
S
p
e
ci
fic
a
tio
n
d
IO
P
B
D
:
6
m
A
D
V
D
,
C
D
:
9
m
A
IO
P
o
ut
o
f
sp
e
ci
fic
a
tio
n
ne
e
d
B
U
re
p
la
ce
m
e
nt
O
p
tic
a
l B
lo
ck
U
ni
t
(B
U
)
re
p
la
ce
(F
lo
w
ch
a
rt
y
y)
A
C
P
o
w
e
r
O
F
F
N
O
Y
E
S
R
e
m
o
ve
t
he
d
e
fe
ct
iv
e
B
U
f
ro
m
L
o
a
d
in
g
A
ss
y
a
nd
a
ls
o
r
e
m
o
ve
B
U
in
su
la
to
r
(4
p
cs
)
U
np
a
ck
n
e
w
B
U
a
nd
t
a
ke
O
P
D
a
ta
B
a
rc
o
d
e
p
ho
to
b
y
ca
m
e
ra
A
ss
e
m
b
le
B
U
w
ith
I
ns
ul
a
to
rs
t
o
L
o
a
d
in
g
A
ss
y
(t
ig
ht
e
n
sc
re
w
w
ith
2
kg
f)
D
e
co
d
e
t
he
O
P
D
a
ta
B
a
rc
o
d
e
p
ho
t
us
in
g
B
D
B
U
D
E
C
.e
xe
a
nd
s
a
ve
t
he
t
e
st
d
a
ta
t
o
U
S
B
m
e
m
o
ry
(F
ile
N
a
m
e
:
B
uD
a
ta
.t
xt
)
E
nt
e
r
S
e
rv
ic
e
M
o
d
e
a
nd
i
ns
e
rt
U
S
B
m
e
m
o
ry
t
o
U
S
B
c
o
nn
e
ct
o
r
S
e
le
ct
[
8
]
D
ri
ve
-
->
S
e
le
ct
[
1
]
D
ri
ve
O
P
d
a
ta
W
ri
te
-
->
S
e
le
ct
[
2
]
M
o
d
e
:
1
o
r
2
P
re
ss
E
N
T
E
R
A
ft
e
r
F
in
is
h
in
g
R
e
W
ri
te
O
P
d
a
ta
--
>
T
ur
n
A
C
P
o
w
e
r
O
F
F
A
nd
c
o
nf
ir
m
d
IO
P
b
y
se
le
ct
[
8
]
O
P
C
he
ck
M
e
nu
t
o
v
e
ri
fy
I
O
P
in
s
p
e
ci
fic
a
tio
n
IO
P
in
s
p
e
ci
fic
a
tio
n
--
>
T
ur
n
A
C
P
o
w
e
r
O
F
F
T
ur
n
P
o
w
e
r
O
N
a
nd
c
he
ck
p
la
yb
a
ck
p
e
rf
o
rm
a
nc
e
u
si
ng
B
D
,
D
V
D
a
nd
C
D
B
L
X
-1
0
4
D
V
D
:
H
L
X
-5
1
3
C
D
:
H
L
X
-A
1
T
h
e
f
o
llo
w
in
g
ca
se
s
ne
e
d
O
P
D
a
ta
W
ri
te
:
(1
)
R
e
p
la
ce
BU
(M
B
is
o
ri
g
in
a
l)
(2
)
R
e
p
la
ce
M
B
(BU
is
o
ri
g
in
a
l)
(3
)
R
e
p
la
ce
b
o
th
BU
a
n
d
M
B
JI
G
re
q
u
ire
me
n
t
D
ig
ita
l ca
me
ra
(w
ith
ma
cro
mo
d
e
)
Ba
rco
d
e
d
e
co
d
e
r
(BD
BU
D
e
c.
e
xe
)
in
st
a
lle
d
in
ji
g
PC
's
(j
ig
p
u
rp
o
se
)
U
SB
memory
ESD
f
re
e
w
o
rk
b
e
n
ch
Exp
la
n
a
tio
n
:
M
o
d
e
:
1
-->
B
D
P
-B
X
3
7
/S
27
0
/S
37
0
/S
37
3
/S
4
7
0
M
o
d
e
:
2
-->
B
D
P
-B
X
5
7
/S
5
7
0
+ -
+ -
Fan
flow
chart
FAN
ERR
dis
play
appears
on
the
FLD
Ent
er
the
Serv
ice
M
ode
and
turn
on
the
fan
from
the
IF
con
menu
Is t
he
volt
age
of
CN
1503
pin3
on
the
order
of
5V?
No
Disc
onnect
the
harness
fro
m
the
fan
tha
t is
ins
ert
ed
in
CN
1503
and
tak
e t
he
No
Is t
he
volt
age
of
IC
1501
pin2
on
the
order
of
3.3V?
No
Is
the
connect
ion
bet
ween
IC
1501
pin1
and
IC
1503
pin58
brok
en?
Als
o c
he
ck
whet
her
Yes
Yes
Yes
Is
the
fan
roat
ing?
No
Replac
e t
he
fan
Che
ck
around
the
fan
pow
er s
upply
(IC
1501).
Yes
Is
FanStat
e o
f the
Serv
ice
M
ode
sc
reen
set
to
ON
?
No
Disc
onnect
the
harness
fro
m
the
fan
tha
t is
ins
ert
ed
in
CN
1503
and
short
pin
s 1
and
2
together. Does
FanStat
e o
f the
Serv
ice
M
ode
sc
reen
go
ON
?
No
Is
the
connect
ion
bet
ween
IC
1503
pin2
and
IC
1503
pin55
brok
en?
Als
o c
hec
k w
het
her
the
trac
e is
bridged
wit
h
the
adj
ac
en
t one.
Yes
Yes
Chec
k w
het
her
som
ething
is
caught
in
the
fan
blades.
If
there
is
not
hing
there
, replac
e
Replac
e t
he
fan.
BDP-BX57/S570
9-13
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