Sony LBT-37W Schematic

'"

A

Lar-37W

-

1

r ~--------------_______________________________.

2

I

3

1

4

I

LC050t

5 6

(

-

II

81

t-

D

,

I

.

I

.

IIUTE

DIG GIl)

AIIP POIrER

UIIP +IOV

!e :m

+5V

VOL A
VOL B

CNJ501 I

I
I
I
I
I
I
I
I
I
I

II I

II

R535 0524

IOK IH4148-IITA

...a _ *

R538

10K

-w,

R541

101(

....

+10V

-

5501

e!!::I

Ip~w;

SEL-5220

0501

-8;

STANO-BY

R528

470

..

~

F'UNC-A

II

I

UV_ _

LAMPIIT

12V/100mA

PL502

G

D637 lCII04

1N4148 TA .-1112I-.

CNO

0523 .

IN4148-IIT A ...

RS05 ~

3KJ ~

~ '.2V~

STEREO. TUNED IMEMORYI

Ff15Wf1W LW

/1/1/1/ /11

ooooBFlitoo

1

ddddil

2.5V

-

N

I

&:ii:&:&:ii:L&:.1ii:.tii:.1&:.1~l~l~l~l~l~l~

O=N~.~IO,..CD.ONN~.II)
х~х§ххххххSoSSSS

tn tn v. li) li) tn In tn In In li) li) li) In li)

~ ~:

5V . lED-Vm[O 8

UV lEO- ~UHER?

~lrl~I~I~I~Ir.I~I~I~I~I~

I~I.I

_d

1e501 COIII7

TIIP_47C847F'_GA11 8 II

50261
5027 2

S0283

COll2 8 I:

VlCO o

VOl-UP 1

VOl-OOWN 2

lEo-osrs 3

LED-UPX 4 OV

VSS 5

P[01:26J

8

DI

EI

z
o

....

u'"

wo

cnl')

!: lS

=....

o

- -

--

,

,

,

I

,

I

8

A

CE

CL

01(SO) 5.2V

OO(S')

TU

5T

CH.I505 I

,

I II I I

I

I .

I

FUNC-B 12V

F'UNC-A 12V

I

'bS02

DTC-114

5V

I\ ;

OV

R504

2K2!

t-
%;

",.

ai!!:

I

R5D3!

22K

C505:

0.01

2SC_1740

Q501

OV

D5!4? OV ?!<

1N414el8TA

R:l;

"'.,v -4

li..,V

5.2V

5.2V

5.2V

5.2V

4.8V

C50:

Ia 0.1

RSOI

Õ521" r '

IH4"!.:"'A :

.., +L'"

+SV

.

I

I II I I

I

1 I

1

1

470uf 10. 4.1911

5V

5V

I

3

o 2

C501 .. I-

/ T X501F 1

ii:

4

STEREO-IN

TUNER-"

'-UNC-B

UNC-A

IMPX-OUT

SIRCS-IN LEO- TUMERI-
ST-IIUTE

SCE

SCK

SO

SI

2 HOLO CD-PL-INt-

E5ET '" _ .I')JllBEifL.IN -5T-IIUTE

t- li; ">->- "

6!:t!3Sõ88 2!ii!:i!:i W

110I:"" ....

:

I li;fi;

li;

!:it- t-!:i ::»t-
'1'::» ::»o o::» o:;)

00, 'YQ,.

)C >- w >- Q,.Q,.

i;

Ic

T T Ti;I

VLCD U

VOL-UP,

VOL-DOWN' 3.4V

LED-OBFB i-

LED-UPX OV

VSS

. LED-VIOEO :'1-

LED-CD I-

LEO- TAPE9I-

VASS

VAREF' 52V

AD-IN .

.t-

CS02

..

I I

II

I I

I:

------ JI

GI

H

L ~~--.------------------_______________________________________________

~ 1-~ ,

R530
470

,

I

'"

I

TAPE

R532

330

'"

i

CD

R533

510

tD

cn

TUNER

R534

510

...

tD

o

'"

cn

PHONO

FUNCTIONBOARD

~

-~-

\~ :.:~.:. .~-:'.'.

'.

','

':,. ,

..~.

:

f

-

-

o

-

011 :

c

...J

LaJ

Z

-

<

Q..

I/) i&I

ftJ

1::11

:2

m

I I

I I

! Ia. J

J I/) L--

(J o

N

o..

O:;;

i&I· ft

01/)

:2

I Yl"-8tJtHI

triO

1

O

c

I

aol"i

O

o

O

...J

m

.

.-.----

! 1 [ I u

J

-- --

L . ___

Y.1"-8t..o

co

>

.....

1

NN

>

'T:f.v~.t .,'"'....

o

,

-

---

V.u'-8tltNl

VlR-at_O

...

.....

K!iO

...

:8:8

88

ao2

I I

a

V.1I1:;,8tl tNI

N

:z::

g :g

+ 1

!!: !!:OJoC

N Of)
a a

...

lir!iO

N

%

61;

Lr

U

IIr

Lr.

!ir

tt

V.L"-8tltNI

.....

6"0

V.1ft-8tltNl

8tliã

V.L"-8tltNI Li'liO

-----.-----.--

.....

.....

V.1R-8tl tNl

.....

rr!iO

.....

.....

N

Of):8
0/'11

011I

I

. .,.

'.

--.

.

:g.f

.

I

I.

.1 .1

>

""

Of)

>

O

1 1 1 I I

1 1

1 I I I I I

».

NN

oriori

N
11I'1=

N

.....

...

.

NO

0/'1-

GIl:

ua

n.

:::q

0/'1
GIl:

..a

....

N
NO
0/'1-
GIl:

-------------------,

I I

SEçAO 4

LBT-37W DIADRAMAESQUEMATlCO

l' 2 - 3 4 6 7 8

~ :;;~:~~ 1

IC SOl

- o

..r

-.

: 01
ãf'

-.0
;.;

d

f

, .

,o'

, o

. o ,

.:;

A PLACAPRINCIPAL : :::.=- I

I.:Z 4.-e0>

O 10 IIYICO

O O 1 IZ12 TAPE
O 1 1 ISY3 T1JN[1

1 1 1 NONE ltGH IIP I

1

B JSooA KI __,

ISOS C301

CO"

I

.'

~~ ~

, ;
.1

140Z j 140S C401

101( I< \OOp

e . ) 0300 C30I Z5C 1740 (

PHONO ZIZ ..\OOp ttTtt w~

m

o .=s2

CllS04 VT O,~VIovov v OV

E ~

11 ZZOp 4701/.,.' '-(1 H2H3H4H5HI HIJ-

1K 100p

1308 'UNCTIINSEUCTOII

~ +IZV

- ~

OSooli 0400 UFtR I.IV ISII ~~~ O,

~ ~

2.211 . IV /r OSOS O-

I

.. L_II 8.3V ~n li IX IIUTE

C;ÕZ CSO' I1.8V 1.OVov ov 01 ~cuo 1 C3aO

58p 100p -

130. . IS15 ag;c"I!;lc. 101

1501( 1307! C307: IOOK i! · · & · ·

C303 C308-' e=)oo:!~i~>

C40S

Z20p < 1I-cD >

C40Z R405 C405

58p 1801 100p C401 .. "

~~ -f I.3V 0.1 /80V <I-PItONO> "' "'

.. .. i I . ....

I

R404 __ Z5C_1740 "v v :1iI

2.2M 1\ 8: u......

1301 471

\!:I ZSC_1740 O.~t80V <L-I'HONO> IS41 ~1441 - OV

8H15K14K1SK1ZK11 HJOHI to- luF/80V 101/50V 1328

r

1407 ==

21Z

&.IV ~ 0400 't"' 'i 'i ...,,....

\..a-, 1& ~ 1ft>

1408; '.IV ... v ~

3301 . " v :3

8 _

v *

25C_1740

0403

R31Z

IX IIUTE OY

(

~

~

OY

F I

- --",,-- - - __-1.21I...doaV-_~OV I

-1 C311 R313 R4Z1

I R311 C313 101(

~ ~

~

'V ..

I

-

---

;

I

::>

:li

=I.

N

..
'"

.,%

...

a;;j

1:

'-

2

-"

U"

N

.

"

= a:

.. ..

..

!!õ

o

1'" >

§.

.. - I

..

e

...

'"0-

i5

.,

I

5

..

- ...-..

h

.....

"o

W>_

..

ã

11111I

I
I

I

I

I

I
I

I

I
I

AtI+

111

-[l'ii' .J 0Ie

J IIJNIU-II

J 1131rU-1

11I J

11I AÇ+

J ]lI1It-!S

z

!:!
U

ti

li:

< lI3IrU-:I >

< UI1R >

<8-lOA>

<Y-lOA>

< AZI+>

..

!!'f

U

< 8 >
< Y>

A

>

'"

..
+

v

< 1 > t U

---------------------------------------------------------------------------

>

AXA

;!

","''''

2v
jv

v

--iij-< P0_1

11] P(00)15

11] 1:)
11I (10)0$

3:I

111

I
I
I

I N

: 8

I

iii"""

[ti
[ti
[ti

t

[ti
[ti
[ti
[ti

]1.I1JI!S

(0$)10

1:)

3:1

Y:)IIII4

8 NIIJ

I
I Õ

I

g

I

AOI+ dJIY1

810A
V10A ti

113804 dIIY li!

AÇ+ e
ON:I:MO

UnR

I

I
I
I

Y

8
1
11

:OII-AZI.!
l-N-XRY

ON:I

IHI-XRY
A8+
OIe-:XR
IRO-:IIII

I

I

- 0311315

- O]llIU

- (15)00

'"

..

.. '" I

i ;' li

>

.. ...V

AIA

A v

I v

tOe

n

-

:

i

I:;I

A

A

..

...

e

...

Ie

..

v

o

...

..

!:!
U

ti

..

li!

:

a

...

...
o

...

..
...

a

...

1

fi

...

:i!

-

li!

;;:

..-

:;1:

U..

------T"-----

l>

fi-

..
...

ã -. U

>

"'U

.,

""'>

oti

.-NO ...

.:9

..

..

00

.....

u"'

'!I

..
...

:

!i
I.!

'"

..

::,t

...0

U-

'fi' >

..

..

..

:t

...

..

Ua

2..

"'0

..-

'"

00

--.

......

.....

0-

_o

:lei

I"

'"'

I

-----

N

-

-
I

C)

I

:c

I

-

I I

I

rr.....

I

,

"

9

10

11

12

13

14

15

I

/I

:

~Y

~

R32a ~

f-iF-

"'>

::15:

u.....

R.2a

~Y

OY

10K'"

os

..
..

IOK

-,-

IY;\OC

.-,--1:]I

.

.
.
1
.
1
.

1 1
. C322

1 2.2aE/

I ~ )

~ ,

RY30lA .

100K/100K :

r------

10aE/SOY "I'

100f/50Yl"

L_____.

RY3018 1

'~L'~o.!< _ ~

1 1 )fi:.

C.22

2.2aE/SOY

-

+

R330:

nK'

R333 ~

10K'"

C33Sti. '

C.3S-

1i.33 .Jo

IOK'"

CI02

n,

CIS2

np

R.38

10K

C327

0.027

R338

TR[BlI

R438.

CU7.

0.027 .

RY302B

IOOK

cua

0.0038:

I f

.R338

~ 10K

i:L C325

l' naE/teY

~

uv

R337 R338
2K7 12K

C328 ~ R501

.t:-'" 470

470

.70 :

~.8Y

Ra07 ZK7.

nK R3.0

!J.

C324

10aE SOY

'I'- lo.r /SOY

RU7 2K4

4

C428

0.15 Rasa

RU7 .12K

2K7 1iE-

euT IIKi

RY303A
B005T

ZK4

BA55

C424

R4.0

470

< +I2Y >

C330

220aE/1IY

T

R3U

100K

R3.2:

R442 ;

2K7

R..3

IBK

RU8

CUO

2ZOaE /15Y

IIOTOR ORlYE

< L-li' >

caoz

2.Z~30Y

caIO

0.001

.. caao

I

,. 0.001

.~

CBS2

2.2uf/SOY

< R-li' >

ICm :

lA-a20a

C332

0.01

C331~...

0.01

RB04

< L-cH > 1.4Y,

RBOS' CBOO 2

I.OK 100 '

CBOI 4.5Y)

220uf /15Y

ri RBSO.

'H414B-IITA

.

OBSO

< R-CH >

10:

(UV)
CBSO

100, n.3Y

POIlER AIIP

nA_lHa (I/Z)

_DA

r-

~.3V

O.BY

~V

RBoo

:Lca07

10

TtOOaE /ZSY

RB5'

lK

1.4V

POIlER AIIP

24.4Y

RBOI

IK

CBOS

100aE /SOY

I

IOK

CBDI.L TCB03

0.,- O.,

R802

,

RBSZ

1

... caS3

,. O.,

CB04

'~?25Y

CBS.

loo0aE/1IY

T

~ ~

AB53

,

R611'3

1

j

I

:~

31-é

-<t>

'-+-

I

.

.

.

J800

rl

R
G

SPUKER 4 (011II5)

C

L

CH800

B 0ttII5

.

I

AI

B

c

D

I

I

E

f

~I
~

OV

I

L____...

RVS018 I

~L'!O!I_J
I I )JI:-

C422

2.2u1'/50V

CSS4r

47u1'/I8V 't'

1= RS4.

I IOK

RS45
10K

RI55

~RU7 IOK RUI

~

2K7 .12K

< +12V >

18j(~

-:JIf

C4S0

220u/'/IIV

< R-li' >

R~c:g.

..-

R807

150

ã.:.

",-

I

J

~-----------------

=

"

;
!E

I
I
I

I
I
I
I
I
I
I
I

J

f

-

-ti.

814... . J IJ

.,IVI Ctl\L ,

. 0.0;T

< ..,0V>

<AUGNO>

'1552

R554

101(

IOK .IOK

I

lR551

Dl08
UZI,-12112

..

CI13
47u1'/I8V

REG +10V

Ç807

10u/'/50V

llCIQI

"47.' /I8V

tu

't'

"

>
'"

+

v

I

-ti. Ctl2
I' 47u1'/IIV

ClIO.J.

47u'/IIV r

250-77S

1O.2V

~

RI05

1O.8V I ' 22DuI' /I8V IUV

C8D1.&.

0.01'"

~ D805

.DIOI CIOS UZP-15

UZL-I1I1S 0.01T

REG +13V

SKS

I

Cl05 Rl04

I

47u1'/IIV

T T

REG +5V

250-UII

0104

5.7V

cln.L DI07 SKI

o.olT Un-IH2

UV

~

.UV

2UV

RI07

SKI

..

RI08

25O-2S11

0801

~

C8D4

Q.8V

)

~

(UV a *

-c!.
Z... (2.5V)

o..

R8D1

LO

---

I 1.0

:24.4V ~

I

. RIO.

2K2 CIDI 1

IO

0100 2.IV

DTc-n4

i

DrA-114

080S IUV

(I.OV

.d

IS.IV

(OV)

_

= ov

~

RlOO

.,.

wour I'J5V

(~~2V)O.IV

~

)

R812

IOK

+ D80S

·1N4148-IITA

aios

I1E52

11[$2 .

0802
.1[52

CIOI

0.1

-.1

DI04
11[52

-M-

r-----------------

:til

CNl02 :

.-------------

I

I

FUSE BOARD

I
I
I
I

S8DO~:

: TIO.

I
I
I

L________________________

I

Qllt __mm} _.

I
I

TENSOE5 DC IIDtCADA5 .

.SEII MARCA 11000POWEROM

. ( ) 11000 5TAND IV

;.

~ I

::11

I!

> I
o I

ti I

g:

G

H

I
I
I

AC11

J

.55S

10K

==:!...

Re55

.OK

)

.

R811

22

.-nn1tnn

J ~---l----

: I

I CHIOS I
I I

! IlUll.r 1M I'lAVfR 1_

1_

~

K

("",

AHRNA

T1I1 .

ru300o_l

ru 75 I Q-

CllDIQ-

AM LS::

~ ~---------------------------------------------------------------------------

nl

BLOCODO TUNER

I

I

I

10."
ToYi

C1

0.01_

~

C2

47. /18V
,..L C11

-10.111

R5
»OK

0.7Y

~

1O.7Y ~~1[

01 ~

2SC-_

-

T

'~

,OV,W:-zV)

OTA-114

OY

(12.2V)

118
100

.

C31.1.

0.022T 4711 8.2p °t

1'1IO14 m

Ali

1180
100

7.07Y

1.28V

=-

Ct3

0.0'

eM

0.01

ca, 't

220..r/18V .

TOISOES DE SllTOIIIA

PHJ 5 nl

f'II

11.-

-

L :

UV

530ICKZ

UV171010I2

.

I

li'

3K3

ca2
27,

SOl IIARCA- f'II

I _5 Del8:AIIAS

I . ( ) - AlI

~'. I':'

-

li

CIO:

0.0'

1

~

~I

, !

- 9 -

"

LBT-37W

, ,

R

0.0'

;11

-

-r-

tia

c.J

1157

'K

..

100

1123

47

2 H3 H4

~H'

CIO:

0.01

T

fII fII

,..,

T

i'

'i

uv uv

3.8V

i
I

!ãv

i

õV

7'

;:;

i

-

11IO47K

I

7)-

.

.

FTI

«

0.1

õ
ci

'ti.~

............

:=

... I!

..."

..

.

i:ii

i

z:;;

iõ

I.IV
jj"
i2

~

i'i

L'V

Ü

I.IV

'i

I.IV

!:!!.

.!lL

5.1V
i:iV
"'V

UV
õV

õV

L.ZL

4."
i:iY

n

u

ii
U

'ii
2i
27
'ii

..lL

30

..

20

3.IV
uv

UV
iiV
U;

2-0V

UV

2.7V
.!lJ...

3.IV
'i.iY
!Iv'
i:7Y

Ali

ITv

s:;y
!ãv

3.5Y

UV

3.4V
UV
2-7V

J,4Y

W
õ.iY
!Iv
!Iv

!iY

L4Y

R3I
27K

R45

IK

R48

.

1135

27K

-

IK

I.OV

OV'

-9 -

-

47

RII

IOK

RIa
10K

J.C55 =_

T0.01

r-----------------------------------------------------------------.---

I

I
I
I
I
I
I
I

I
1
I

~

C87

0.01

-

~