Read Sony BDP-S790 Service Manual online
9-8
Opti
cal
Bl
ock Uni
t (
B
U) I
O
P check fl
ow
(z
z)
~
[B
ef
ore BU Rep
lace
m
]t
n
e
m
m
e
c
al
p
e
R
B
M/
B
M/
U
B
r
et
f
A[
~
~
)
y
y(
w
w
ol
F
et
et
i
r
W
at
W
at
a
D
P
O
P
O
)
U
B(
ti
n
U
k
k
c
ol
B
l
a
ci
t
p
O
O
]t
n
e
BD
P-S790
ca
n
p
la
y
th
e
BD-d
is
c
BLX-104
lay
t
h
e
DVD
/CD-d
is
c
Ch
ec
k
Dri
v
e Pow
e
r
Su
pp
ly
Ch
ec
k
PS3
0
1
, PS3
0
2
Repl
ac
e P
S
w
h
e
n
open
Ch
e
c
k
/
r
eplac
e t
h
e F
F
C c
able,
t
h
en
c
h
ec
k
BD
P-
S790
oper
at
es
n
or
m
all
y
OPT-007
F
F
C
c
a
ble
(1
-83
9
-58
5
-1
1)
SPD-007
FF
C
c
able (
1
-8
3
9
-5
82-
1
1
)
C
h
e
c
k th
e
Op
ti
ca
l
Bl
o
c
k U
n
it
(BU
)
b
y
s
e
rvi
c
e
m
o
d
e
.
(Fl
o
w
c
h
a
rt
z
z
)
BU
IOP
is OK?
Repl
ac
e t
h
e O
p
tic
a
lB
lo
c
k
U
n
it
(BU
)
Op
ti
ca
l Bl
o
c
k
U
n
it
(BU
)
re
p
la
c
e
(F
lo
wc
ha
rt
yy)
O
K
Op
tic
al
B
loc
k
or
B
U
no
p
roble
m
DVD:
HLX-513
CD:
HLX
-A1
NO
Y
E
S
NO
YES
YE
S
NO
NO
YES
NO
YES
In
si
d
e
*Se
rvi
c
e
Mo
d
e
M
enu
Sel
ec
t[
8]
D
riv
e
In
si
d
e
*D
riv
e
Se
le
c
t [
7
]
O
P Ch
ec
k
M
e
nu
In
s
ide
*OP
Ch
e
c
k M
en
u
Sel
ec
t[
2
]d
IO
Pt
h
en
pr
e
s
s'
E
N
TE
R
'
Sp
ec
if
ic
a
tio
n
d
IO
P
B
D
:6
m
A
DVD
, C
D
: 9
m
A
IO
P
o
u
t of
sp
e
c
if
ic
a
ti
o
n ne
e
d
B
U
repl
ac
em
en
t
Op
ti
ca
l B
lo
c
k
Un
it
(
BU)
replac
e
(Fl
o
w
c
h
a
rt
y
y
)
A
CP
ow
er
O
FF
NO
YE
S
Rem
ov
e
th
e
d
e
fec
tiv
e B
U
f
rom
Loadi
n
g
As
s
y
an
d
als
o
rem
ov
e
B
U
i
n
su
la
to
r (4
p
c
s)
Un
pac
k
n
ew
B
U
an
d
tak
e
O
P Dat
a
Ba
rc
ode
ph
ot
o by
c
am
er
a
Asse
m
b
le
BU
w
ith
I
n
su
la
to
rs to
L
o
a
d
in
g
As
s
y (
ti
g
ht
e
n
s
c
re
w
wi
th
2
kgf)
D
e
co
d
e
th
e
OP
D
a
ta
Ba
rc
ode ph
ot
o
u
s
ing
BDPRdec.exe
an
d s
av
e
th
e
te
st d
a
ta
to
USB m
e
m
o
ry
(F
il
e Nam
e:
Bu
Dat
a.
tx
t)
En
ter
S
e
rv
ic
e
M
ode an
d in
s
e
rt
USB
me
mo
ry
to
U
S
B
c
o
nne
c
to
r
Se
le
c
t
[8]
Dr
ive
-->
S
e
lec
t [
1
]
Dr
iv
e O
P
dat
a
W
rit
e
Pres
s
EN
TE
R
Af
ter
F
in
is
h
in
g
R
e
W
ri
te
OP
d
a
ta
--
>T
u
rn
AC
P
ow
er
O
FF
A
n
d
co
n
fi
rm d
IOP
b
y
se
le
ct [7
]
OP C
h
e
c
k
M
e
n
u
to
ve
ri
fy
IOP
in
sp
e
c
if
ic
a
ti
o
n
IOP i
n
s
p
ec
if
ic
at
io
n
-
->
T
u
rn
A
C
P
ow
e
r
OFF
T
u
rn
Pow
e
r
O
N
an
d
c
h
ec
k
pla
y
bac
k
per
for
m
an
c
e u
s
in
g
B
D
,
DV
D an
d CD
BLX-104
DVD:
HLX-513
CD
:
H
L
X
-A1
T
he fol
lo
w
ing c
a
ses n
e
ed OP
D
ata W
ri
te:
(1) Repl
ace
BU (M
B
is
ori
gi
nal
)
(2)
R
epl
ace M
B
(BU
is
ori
gi
nal
)
(3)
R
e
p
la
ce b
o
th
B
U and M
B
JI
G requi
rement
Di
gi
tal
c
amera (w
ith
ma
cr
o mode
)
Barc
o
d
ed
e
c
oder
(BDPRdec.exe)
instal
led i
n j
ig
PC
's
(j
ig
p
urp
o
se
)
USB memory
ESD free w
ork
b
e
nch
Drive
flowchart
-+
-+
BDP-S790
Q303 Pin 6: 12V
IC307 Pin 1: 5V
Select Mode : 1 or 2
:
n
oit
a
n
al
p
x
E
t
e
s
V
V
D
B
:
1
e
d
o
M
0
9
7
S/
0
9
3
S/
0
9
1
S/
9
3
X
B-
P
D
B
:
2
e
d
o
M
BD
P-S790
ca
n
p
Enter
Ser
vi
c
e
M
o
de
AC Power ON
Press [Display]--> [0]-->[2]-->[1]-->[SUBTITLE]
by Remote Commander
Click on the first or last page to see other BDP-S790 service manuals if exist.