Technics SLMC-7 Service manual

Servlce

Manudl

flcoMPAcr

0l[5G

D¡G¡TAL

TRAVERSE

I

Specifications

AUDIO

DECK

:

RAE01

NCOMPACT

rñ lnf-em

IJJU-JLlD

DIGITAL
I

AUDIO

TEXT

522-M

I

MASH

mult¡-stage

Mechanism

noise

shaping

Series

Compact

Disc

Changer

SL.[IC7

-_T--

___l

Britain

B. r*f

I

i

I I

LA-r_:.

Area

Suffix

for

(t)

I

(EB)

rl

I

Europe

Great

--=1

LL-r_t_=y':ly4

_-

rye"

Colour

(K)

AUDIO

f,

No.

of

channels
Fréquency
Output

voltage

Dynamic

S/N
Harmonic
Wow
DA
Output

Load

This
not
powered
the product

range

distortion

and

flutter

converter

impedance

impedance

service

conta¡n

by

response

information

warnings

electricity

products

or

is

designed

or

cautions

should

dealt

to

be

serviced

with

in

(left

2

2-20,000

o.0O7%

Below

for

exper¡enced

advise

non-technical

or repaired

this

service

and

right,

stereo)

Hz,

tt

2V(ar0dB)

92

100

(1

kHz,

MASH

Approx.

than

0

(1

10

measurable

More

A

repair

¡ndividuals

only

¡ntormaiion

dB
dB

dB

dB)

limit

bit)

.l

ke
ke

WARNING

technicians

by

experienfeo

oy

unyon"

PICKUP

I

Wavelength

I

General

Power

supply

Power

consumption

Dimensions(W

Weight
Notes

:

Specilications
Weight

and

dimensions

onry

and

is

potential

of

professio-nar

Jre

not

dangers

could

xHxD)

are

subject

designed

in

attempt¡ng

technicians.

result

in

to

changes

are

approxtmate.

for

use

serious

AC

without

notice

Dy

generar

the

to

service a product.

Any

attempt

injury

or

to

death.

-

230

240

430

x 171

pubric.

service

780

v,50

14W

x

392

mm

7.2

rt

does

products

or reparr

nm

Hz

kg

Technicd

O 1999

All rinhtc rócan/ód I thñ!,+L^-:-^r ^-.- :

All
and

Marsushita

rights

reserved.

distribution

Electronics (S)

Unauthorized

is

a violation

pte.

copvjno

of law

Ltd.

"

]
l

sL-Mc7

Contents

E

.

ACCESSORIES

.

HANDLE PRECAUTIONS

.

PRECAUTION

.

CAUTION

.

CoNTROLS

.

CONNECT|ONS.............

.

BASIC OPERATIONS

.

DISC GROUPING

.

CD-TEXT

.

SELF-D|AGNOSIS

.

OpERATION

.

TYPE ILLUSTRATION

Accessories

f,

-

/-----'!.\a'/

((

ffi",K#.

i=/''

AC

United

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

LASER DIODE

OF

AC MAINS

FOR

PLAY

FUNCTION

FUNCTION

CHECKS

/*___\

-4rl1k"

power

cord

.

'--\,)

-etir/'S;a

----&A'\f\-:i\i1

Kingdom only

TRAVERSE DECK

FOR

...........

LEAD

...

.......,............

IC's TRANSISTORS

of

-*-_{"¡

for

'AGE

..".'...'2

............ 3

..........5

.......... 6

-

-

10

-

12

11
13 - 15

-

22

.... 23

cord

2

......,..........,..

.........................4

.............6

.....,.9

.'.......

........16

DIODES

and

power

AC

for others

PAGE

-

25

.

TERMINAL

.

wtR|NG

.

BLOCK

.

TBOUBLESHOOTING

.

SCHEMATTC

.

PRTNTED

.

I

CABINET

.

LOADING

.

REPLACEMENT

.

RESISTORS

.

PACKING

.

HAUI\A(III\\tr

Stereo

FUNCTION

CONNECTION

DTAGRAM

DTAGRAM

C|RCU|T

LOCATIONS.

PARTS

MECHANISM

PARTS

& CAPAC1TORS...................

MATERIALS

connection

IC'S

OF

DIAGRAM

GU|DE............

BOARD

PARTS

1IST................

ACCESSOBIES

&

cable

Remote

23

.. .....'..'...'...26

27 - 30

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

.....32

31

-

39

-

46

40

47-48

49

50"52
53-54

qq

4q

control

Notebook-like binder

Handling

f,

laser diocle

The

be careful

So,

Handling of

.l

Do not subject the
as it is extremely
The
flex¡ble

damage

To

solder
Take care not to apply
board).

Do not turn the
a¡readv been adiusted.

.

Grounding

1. Human body
Use

from

2. Work table
Put a
the

Caution:

static electr¡c¡ty of

The
wrist strap. So,

(optical

in

of electrostat¡c

traverse deck

land between

shorl

boards

to the laser diode

to the

connect

build-up, and

for electrostatic

the ant¡-stalic

your

body.

grounding

conducive

traverse deck

take care not

pickup).

Precaut¡ons

traverse deck

the

traverse deck
sensitive to

(FFC) is

PC board, be sure

finish the work

excessive stress

variable resistor

grounding

wrist strap to discharge

mater¡al

(optical

your

(optical

breakdown

(optical

(optical

electr¡cal shock.

shoñed

breakdown

(sheet)

pickup)

clothes

your

to let

(LD)

with a solder

will not be

the No.4

pickup)

(laser power

or steel

placed,

is

clothes

Numbered stickers

Traverse

for

pickup)

may break

repa¡r of the

during

pickup)

to static electricity

(GND)

No.5

and

build-up to

remov¡ng the

by

to open

quickly.

to the flexible

adjustment).

prevention

static electricity

the

on the area

sheet

ground

and

grounded

the traverse

touch

down due

traverse deck

pins

the

on

prevent

(FFC

board

lt has

where

the sheet'

the

through

decK

Deck

potential

to

(optical

Batter¡es

difference

pickup).

board

FFC

No.

caused

(GND)

O

by static

pin

No.

plate

lfon
conduct

electricity

(LD)

Wr¡st strap

(Ant¡-static

or some

electricity

of

(Do

Lens

pjn

bracelet)

metals to

clothes

not

touch)

Variable
(Do

not turn)

human

or

res¡slor

body.

-2-

SL.MC7

I Precaution

CAUTION: This

of Laser

product

Wavelength:
Maximum output radiation

Laser radiation

'I

. Do not d¡sassemble

2. Do not adjust

3. Do not

4. Recommend

ACHTUNG:

Dieses Produkt
Lasereinheit

Wellenlánge : 7B0nm

Maximale
Die

Strahlung an der Lasereinheit ist

'I

. Die Lasereinheit

2. Den werkseitig

3. Nicht

4. Nicht

ADVARSEL:

CAUTION

THIS PRODUCT

USE
MAY

!

UTILIZES A LASER.

OF CONTROLS

RESULT

OR ADJUSTMENTS

IN HAZARDOUS

Diode

utilizes a
780 nm

abgestrahlt.

Strahlungsleistung

m¡t optischen
über lángere Zeit

I dette a

laser

pick

from

up

variable

the

look at the focus lens

not

to

enthált eine Laserdiode. lm

nicht zerlegen,

justierten

apparat anvendes laser.

RADIATION

diode with

power

from

is

unit

safety level, but be sure the followings:

the optical

resistor

pick

look

at

the unit turned

pick

up: 1OO¡TWVDE

pick

up

on the

using optical

up lens for a long lime.

"ON",

unit, since

pick

up

instruments.

invisible laser

radiation from exposed laser diode is dangerous.

unit. lt was already adjusted.

eingeschalteten Zustand

Lasereinheit

der

ungefáhrlich,

: 100¡r WA/DE

wenn folgende

da die Strahlung an der freigelegten

Einstellregler

der Lasereinhit

nicht

Instrumenten in die Fokussierlinse blicken.

in die Fokussierlinse blicken.

OR PERFORMANCE

OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN

EXPOSURE.

radiation

wird

unsichtbare

Punkte beachtet

Laserdiode

verstellen.

is

emitted from the

Laserstrahlung von der

werden:

gefáhrlich

ist.

pick

up

lens.

Use of

I

Caution Labels

CLASS 1
LASER

LUOKAN
KLASS

PRODUCT

1 LASERLAITE

1 LASER

APPARAT

(

Back

product

of

!J\(rtON

¡F

SUOJALLlIIJS Oh

n$R9n¡u[6

gFMreisR¡H

qHEl,l

0Ptll

UND6A UDS{rEls€

ITIIAISST

{i.q

AF

DnM 0E-

ÁpNis

\¡q

0tistl

tilNmtc(u$ GrJtfNn

Fon

sTqALt\c

¡L.iI

OLEI

0oqu0 0c' s¡Á¡rN

06 srvtFHEOsJs

(lnside
(lndersiden

[4

(Tuotten
(Apparatens
(Produktets
(lm

Inneren des Gerátes)

product)

ol

at apparalet)

sisállá)

insid4

innsida)

.

INVIS

DANa FR

-

ffiñ

'

-" *

,,^.,.,.,^

t"nt"tu

ffi
I " N

JY

8tE IISER PJ0lATlOl

-.-.
AVOIDORECTEXPOST]RE]O8TAil

ER LDE
AVATTAESSA "A

ilAIYilA.Ó,,¡TÁLASEqS¡I€I.YLLE ¡LÁ IAIsO sÁItTsELII

qsyuú
hu¡rww
üsyNr.6 LrsÉFsr¡ÁLNG

88fts uNmiEXmEn,MrcBsrF,{iFr
UNS{ryqE WtBS-ru\G.

* ''

N]ffi ffi STMNLAUSMN

)

-

3-

s!-¡tqc_7-

E

Caution for AC Mains Lead

t

"EB"

(For

your

For

This app¡¡ance is

your

for
A S-ampere fuse is fitted in th¡s
Should the fuse need to be reolaced
replaóement f

ASTA

by

Checl<
of the fuse.

lf the
it is refitted when

you

lf
replacement

A replacement fuse

oealer.

area code model

please

safety,

safety and convenience.

use has a rating of

BSI

or

for the ASTA

plug

contains a removable f

lose

the fuse cover, the

cover is obtained.

read

supplied

to 8S1362.

the

with

marf<

(@

fuse is replaced.

cover can be

only.)

the following text carefully.

pin

a moulded three

plug.

please

S-ampere

or the BSI

use cover
plug

and that it is approveo

mark p

you

must not be used until a

purchased

mains

ensure that the

on the

must

ensure

your

from

CAUTION !

IF

THE FITTED MOULDED PLUG IS
UNSUITABLE FOR THE SOCKET OUTLET IN
YOUR HOME THEN
REMOVED AND THE
DISPOSED

OFF SAFELY.

THERE IS

ELECTRICAL
IS INSERTED

SHOCK IF THE

INTO ANY 13-AMPERE

THE FUSE SHOULD BE

PLUG CUT OFF

A DANGER OF SEVERE

CUT OFF

PLUG

SOCKET.

plug

body

that

local

AND

Before

Remove the connector

use

cover.

How to replace the

The locat¡on
plug (f
the instruct¡ons

lllustrations

1. Open

of the fuse differ

igures A and B). Confirm

may

below.

differ

from actual

the fuse cover

Figure A

Figure B

fuse

according

the AC mains

to the type of

plug

AC mains

with a screwdriver.

\

fitted

plug.

AC mains

follow

and

lf a new
shown below.
lf in

plug

is to

any doubt

be

please

fitted,

consult a

IMPORTANT

The wires in this mains lead
following

As
identifying
The wire
which

The wire which is
terminal which is

Red.

WARNING:
THE
THE

COLOURED

THIS PLUG IS NOT

code:
Blue:
Brown:

these colours may not

is marked with

Neutral
Live

the terminals in

which is coloured Blue

the letter N or coloured Black or Blue.

coloured Brown must be connected to the

marked w¡th the letter

DO NOT

EARTH TERMINAL

LETTER E,

BYTHE EARTH SYMBOL + OR

GREEN

correspond with the coloured markings

WATERPROOF_KEEP DRY.

please

observe the wiring code as

qualified

are coloured in accordance w¡th the

your plug, proceed

must be connected to the terminal

CONNECT

electrician.

as follows:

L or coloured Brown or

EITHER WIRE TO

WH¡CH IS MARKED WITH

OR GREENTYELLOW.

2. Reolace
cover.

Figure

I

A

the fuse and close

or attach

the fuse

-4-

SL.MC7

E

Controls

ili*;ili.

irlr,t..

:{.',,a,:,ti t,,

,¡,i:::.¡:r'::

!i|t:t:i:a:::

19.ir,r:l
t'i t I l:,:;

lii;-..

.:!,¡ir):;rl

i4iiil¡tiri

.

t¡!i: t

tj

iiii'r.,;l

Moin unit

Ostandby/on

Press lo
In
power.

E!

switch

the unit

switch

standby mode,

the

@windows
@Display

@Text
@Text
@

OTrack
@

@Singte
@lD
Onandom
@
@Disc/Caps
@Numeric
@Text
@O¡sc
@O¡sc
@Stop
@
@

mode button
search buttons

Search/Text character

>>,

(<<,

SEARCH/CHARACTER)

skip/Text cursor buttons

(K<

>>i,

sKlP/cuRsoR)

,

Remote control s¡gnal

play

disc

scan button

mode

button
(lD
button

Programming button

button

buttons

edit button

(TEXT
enter button
sk¡p buttons

button
Pause button
Play button

([)

(

( Il

F

)

(Ó/|,

POWER)

from

on to standby

is

unit

(TEXT

consuming a small amounl of

still

MODE)

(V, A,

select buttons

sensor

(SINGLE

SCAN)

(RAFIDOM

(PROGRAM)

(DISC,

CAPS)

EDIT)
(DISC
(DISC

ENTER)

SKIP,

)

mode

TEXT

>)

MODE)

-,

+)

vice

or

SEARCH)

versa.

Disc

slot section

For an explanation on how to open the front
"How

to set discs".

@Disc
@

@
@slot

Buttons
the

slots
Oisc slot for single
Loader

numbers

Remote control El

O, Q),

conesponding

@search
OTrack
@oi6c
@

skip buttons

selector

Numeric/group

@Group
@Group

Repeat

@

D¡rect

@

(DTRECT

Recall

@
@Clear
@l¡me

button

mode button

E

disc

carriage

(9

to

G),

buttons

button

and @ to

@,

on the

<<

(

SEARCH

(

button

K<

(DISC)

select

button

enter button

button

programm¡ng

(GROUP)

(GROUP

(REPEAT)

button

PROGRAM)

button

(RECALL)

(CLEAR)

(TIME

play (SINGLE)

have

@

main

the same

unit.

>>

>>

SKIP

buttons

ENTER)

MODE)

panel,

)

)

see

functions

as

sr--Mc7

I

I

l

I

o',
c

.g'

G

L,,

c),

cLl

\-/

É EnEi E

Y

^

úY'

Et

€e e:;i

:t

É¡: ;i:á

i*q

;;

\l
$l

\|

¡;ei=.,3É¡;

\|

<grl

*!3!g;g;É5

all

óc::

dl

c|')l

FEEg

I

I

É:ÉFE

60

> é o

o^! - ; :? a

gHAb

lr€E

;

Ere*;

giig

É

o

;

-

g
g=

i¡ r¿iÉá

gr¡

iE:-

E=H:;

$EÉÉEÉÉ

H€

3

$

Ñ@

É!r

s

$e¡$É

d

:

E

i

i
3

r

ü;

e*

E=:

E$É

;fi:.

eÉ-F:ÉÉ

HsEñ
gág

F;:

*€=

g

:F;É¡

r rÉE¡É

gE

e. ii

*'E

¡f Ét

E

P

i
o

C

:.

;

ñ

?

E.

EP

hP

3

E'a

5e

3

';-s

ü

E,E >

E

gs

á;

^-8.9E

5>

NE

6:
;3 i

ge

-E

ig

H i

á{

EP

t> ;ü i ;

'E;; E;

'siE*

+;:¡

oEó:

i¡Eg

€€sl

É# É$;€

;

á

:

id

p9

EÉ

-E

lE

ig

#

p

F

J? É

i;

o

e

5

6

i

Y

I €

g

; ;

Éá

E !

és'

.^-rd_ R R +

üYs a

i*€

reec;

t i

giE

É*g

É

¡'$;eÉu

é'

ó'
o

ü

E

g

E

E

a

=-

g

3

e

i

&

.9',

rn

$1",

m,,

E

,

¡nsb-E
El 6-e F i

z i.a

f?3a

9.9

ñ5

ER

>.9

.9>

H;(
.b:

qd

e

-5c

c'e

Ég¡ÉlÉgÉgÉÉ¡ia*

gEl

sÉÉiÉsHgÉ*gsgit;sÉÉi

tg^t

&

i

E

V'

c

'ó

.:

¡n

E

o

o

L

g

o

L/

\

i;lLi

".1;:',,

n

-6-

l

SL.MC7

.

F

HiH;F

*

H," o
ó-i

:;
i"-g

c

i
E

iE; *

!Eü

*¡Eü

:5F

HF¡ = 4 *

g¡:

;

* é

ie¡-H

ri:gt

s;Ér n

FEÉ ¡

gi!;eNE

i ñ iE

F -

i E

; -.a É¡ ¡á i

g

ü

f

á

É*

n n*

8 .¡

ó

o

=-::E

s

t*

ifi_*;r

UE €*" H

ña

o I =

J:

I 3 ;

g

H

qE

E 'g F

:F

É ;

:;

É :

8q sE ?

á"*

$l{

E

É

ÉS

rÉ -*e

E;

q

-

= ó

ü

,'

*

: :F¡

!

í

a

E

5

s"

f

s

_¿ f;¡ fg+É

ur -ÉÉá

e'EEEfiq

g

a 9

¡¡

!s

T¡

sg*

iit

g€E

;E: sÉ

¡ I

N

'2

É

;

i

s

Fi

;

F

y

E

E.

z

E

e;

I

áÉl .c5¡

$¡i

E

,¡

ü

f

¿

É

F

a
: P

^9

¡i
:; ;

Eu

*! H,ÍáHÉ:E

ÉR XCÉ:qe6o

iE :8"s:É;E Fi

9: :;9Fs9q

:d

5e :¡.&i5R *+

;é :Í¿s6ügs- óu

;o tFP;;:

E6

:p 3*ia¡;É :B*É.

áEp

'-ó

¿ É3

8*oH

E=.Éi

oc

Y."

É¡Fa_

;:;nt

-

:deós

:5bFij gF

!

t

3 o=d ; -

á 3e!*E

s!s(,E

i+3EE'; ;g

gp

l8

gE

,e

9p

=ó

Hi 3

$o

(eJ

e
!

A

I

c

r

5

Jr

5

ctáexEü

eÉii;e;

IgE;E:F

36

do

;ú

iig.S

H:i€:;

3

g

i'

ó

E

á

ú'o

r I

3

!¡

a:

^9

;o: I

3¡

;É

üg

¡¡

ec

=E I E

F; O I O

:ó a

á: á t ó

É:

-q

Es

FF

E

T T

.e e E.

E

É_

'F i

I 3

<

e

:

-.

=

o 6 0

t Éü ii Ei*¡lln

o. o.E o. o-.:rbÉü:

9F E N

-É i

* F I

E ;

I

6

3 5i

a

f a

:fr8

E

z

E s :.f:t |

,r,,

5

(!,

|

e:e:*;

:

: .HEqÉi

E tr

e

p

3

E.

:

E

g e.

u

É lit!

-^a6''t I

[--_-l at

r

I Ea

I lB;

oo

--

I |

I lÉ3

I l"s:

|

|

ác

I

a=

E I

,

u€

I

tg:

>l¡.

islsF

*lÉ!e

I

s: I

a"¡

i¿E

.9 |

ol,_'FB

o,

i 'o=

lFlü1i

6l!ig

I;H¿

I

,l

Z-^

-L

*'¡

"J

.=9

oZ

.9a

E-

=o

(/,o,

Etr

6
.g

.9

E.9
9O

pg

3

;;

2

RF

É:

9: !

-'gÉ

E

!
@

-7-

SL.MC7

I

¿

E
5;

.s3

*É

o-9

E:

xo

".D

F$

o.:

oo

3!

g=

á8

oz

gÉ

l.a i

!9O9ó

2

cc
o

o

I

;

o

ñ =
oo

i!

Et

c¡

nú
ó-..1

o

*=

g+

99

;=

s=Va-

::s

F;P

É::

EaB
slP A

s99

-

o;€

5óa
oFl

c
oa! =

eo8

¡

e9;

;;h

>qii 3= ;?

:.ÉE

;

p'=B

€

qeü

Fts 6

s-

;

b

;9

EP

!-

ád

Oi

o

oo ='

tsE

!:

vz

og

E=
>; clo

S.s ol

g¡¿H

¿ xo =ó
ñ.=o <E

*85

Tg_E ?E

'

i;€

í99

:'¡ x

a)

.93

C:

c

,ó¿9

P€€

'? -sE sÉ

¡;

g*

:ó

:!
:d

dE

9o
ó-o

E^9

9a - X -

eo h

o96:
Etrñg

ۃq*

IsgF

.s¿9.1

tSPR i-X ==

€!;:

gü=a

¡e:

fiEBÉ q E6rE

á

É-i¡áS

z

É

J

l!

6 6

o"¿

¡:

t¡J

UA

O

I4E

qB

sj

9u

6=
EÁ

Fl

Eé

;3

s*5.9é

E.:

¿o-oui-

ó

ñ.

E

g

.E

o>
o"

ó

> Eo

a

>.'l

E o­s

o-?,

o

f ;

r.r,I 9€

=.8

EI;

gF

5É€

t

ñ

F=

:z

a-{

el

Eis

-^

:

'

s vl­o

Yt'

iF

;

,r,.1,,

i
:i'lt

::::.

:!'

I

!

I

I

t.t il

lll

t ll

^ | I

E

)rl

al
ol

I 9l

q
fl

t3
tTl

el

I

ot

I

L:

ii"i

tl€l É ;EE

;

it'

:

¡

fr *É iti ;r

F¡'

¿

|dBi

?|

Es

Pf

Oá

E

Éi

tJ
Él I­3U

gll

s

E

! o | |

É:il

i |tl

ll

?nt)

3U

i

E

o

=E

gÉE

¡ EÉ€*iil,ag¡ia

[€

É* + 1ál eeÉ

¡? ¡e BggÉ

¡¡

iɡ

*

ggl

¡

Vq*

3rü

:ao

E ó:

E

3€

>-

c á

E

sái

e 5 óó

E,I

cD

P"

c -t
p

o.<

¿

; :55:
x :^.>x,

E

Eé g 3

o +i ! i:

". ó*óo

; 9-c4

P ;i;E

= E'q I b

o

iq*o

óÉ¿5

I

a'É3gE

F

,r$

tii

ffi

nt]

uLl

-8-

q

E
!

Pó

..9

c

g:

3

g>

9.s

:< 99

g:

¡É

Bá

ÉE.

do

::

ó¡¿.

q
Y

ó¡

::

rF! E::

A:

-ii

9eq:E 3

*ács:á

? c ii'n9
: i!

5.3:,r4.,I

s

, $

E¡ i

É

s

s

ÉE r¡ ui e:i;lflñÉ

B

i ¡ É

É;:j EÉ.

:iÉs

gÉü#

F'AE

¡ii,

pei;=

ñ

Hn

iá E E3!; lgr !i*g

Bt I ¡;c I l+l sE

lEs

q

E,l

ÉÉ

gE

Eq;

r

igÉ*g

q

E

u ü

e

s il

:

l l"l :';

É

ljl ¡ .;,

g;E

lil a?;;?ii

r¡i

fo

Ell::==

SL.MC7

ttt

a

É

oó

F3

I.s ák

É't

*á

q

o Jw

bg

S

I

€;'

o o

E.e * !,

dd

9É

.2

a

;
5

ii

H

ob

O=

tB

9.€E

l!SE

-9.¿

:;q

oa€

-,;-9

.,

g

o.?.

E lDSlRt i

0:;

ts

É *:s Pe

E óHtr

*; !!f ño

si

o.Pt

TB ÉEHT :!

hF SBá

e!:

-oU BY&

FG

F;ojcj

oc

!;

ÜP

au

r- t'

gH

=:

3H

€e P €

93 3 *

dX -

oY

ETx 7 s I

:*E

*Ée

gb:

E'ÉP

-Yq aE n 69

er; Eg :

Eft

:ó= :o QoiF

É!s

q

a

a 3

8EÉ-=

3.=

ñ-o € a-F

E

-!

:

lp'

E

e;

iE

:
:n

i

:

E

P : *

:

f

:

:

q

!

.

I

!

:"

:Eá:É

ó;;

i3

grlqi

'E eÉa

-;-E

;c

:É É!i

É

¡

!

!

a

g

3

E

a

',",i'i

- q-

s[--ÍMc7

_l

E H€

;

s

ó 19

;

Eg

¡E

t:

I t;

s

E- i* I

ts

i

3 ; H

É

4 i; lPH

g

á ='f; x?: ;

x

gE5

Fi Í

;g

;: ¡q N

E' l="

b:;

; = vPá

Ée

!

g

á

épsq { A

g¿q:

s¿

s sH: I

ü ii;6

E ,iÉ5

g-H-g-q

o c t b

Á

T

¿

=

=

¿

ü 5

3 E

E

s

",a

? i
d

I

r

É

¿ Ee

i
E

q

e

ü r

ñ,

5E;

-ó:
'38

P; e

:e.T

i fr P9

q

:

s

2 _ E r ií Éo

3

Él É

r*El*P-HE

I =6

Y.

3 ?-cr,

i

;

i€

s

s

F

E

:

E
E

6
E

i,

e

E 3sBE,e

- E=E o:

I

o ó+o€ á

'

P

E

F

Y

o

eo

F

9U

o<

'9

EO
u9

E6

ú.s.:é
of-ri5

7'¡7,t!

É383;

[óCO=

-Ajos

| |

tl

,¡

I |

.t

i b

I I : +o

:

L

i'i

I I P s: ¿P

I I i =\

¿

I

e ;S

Li

€

I I

B

I 1

I I F

i

lx

lil I
lPl =; F.0

t6 6ñ V9 !-^

ls =t i; Heá

gu-;ó

l.!

-sggÉe

lul

E-EAP-Eü

1*l

aEaaaY

lÉl

lúl Eo999E

""**

lel

-6id+d

L I

3v

3.d

-

é3 3E

o!!

9q

oX

0c

E9
9:

e:

ss

eé

És

o;

9*

bE-

bgE

s¡sÉ

6I:l

>:o9

biF;

[=-5t

3o
9o

óo

FE

:o

go

E3 F

áo

óo

E:

gá

íE

PF f =
!o V C

;g ü

:",

ti o

o:

R: O p o
i,á

5-E

É- E

o o

d i5

HÑ

!

f

o

.e

es

f

o

o:

v,

9ó

t6i

ñ 9>

o na

t

X
s

q q-d

o

: .óEg

€ e s5F

> .9 -

S

E ;?\

o

^d

'6.

{E+

I FFq e;L

á

i:5 s3g

qÉe

s

I 159

¡o

o

i

I eXí Há.

ggá

¡

óg

E

FT
qo

-

=l]

Y:

P?1
pE-Z

eiÉ

uie

q

Ít;

EC+E

";

l--l

€tt

eEll:

FEI

s

6

0l+)

-b

P

o

É
) s i.gl

; É JTI H

Edl\l =

.,;l€l

-o

=

E H I:I H

áta

;

.E

I

Hlil

:

6 - I Ol

g

: lfl fr.

g

Él=l ^Y

;EB

ÉEi E]

i

f

lñl 3

l¡l

g

Inl o

I

=

t:t

ñ

lül

E @

o

:

I

o
o

=

<6

hh

E=

>

ñ9

= ¡X

¡

x:

()

aJc

< 92X
t¡l

ig

@

i'o

gd

F

,

.E.q

x
: ¡¡J
E F EE

v)
=

5

:-

aa

"

éF'

a

éÉ

6.üó.ó E

(ltt><

ñ

Éá

s

ü.

I Á! | I

:
e

! o:

:

e

E

! r

q

É

ó

9

=^

-P :; l8l ñ

¿' s E:

a

9 _9_¿ lst Y

8",;r; l;l

; !-:

B

5g

-

s, .É I

a

Eg

E

!

á€tse€ l{l Et

fL

*

ipBE,:

F:€;,iE

fl *

s3

I lE

Éo

I lE

-5 i |
ttov

¡ lñ a

g.E

| |

;E

lEtl

¡E

l;l

€E lgl

l3l R

3=

lil

c¡

l_l I

3i:

ltl ;

E:'s l$l FE

lÉl

tr ÉE

o
;

¡

s E

€

F

.E

{

E

;

5;

áE

É9

o=
oq

o5

,^

a=

<6

'

\6

*

a, v9

ttl

o

I
/\
Y

¡t

o

<

g

=

r €o

F

x

x

u¡ T.: s

L Ll­!

H.

q.t

@

q=

9É 9e€

u

o-: o-d9

o

EE

.;é

-éü
o

@"

c

H*

¡¡
o

p¿

s;

ó-

9!

SL.MC7

L

.,

o

elr

66:

s3= E:5

h

>y

c H b

:9]
ti¡e

oc*

FEE

=!q

3¡É

P== .-5€ :

:;; E¡g ñ

--oX

EH

g

!É3 €EHiE

XF!

!'E ü É ó'!5=

E!!

¡39

-

ñ

E

E

3E

f -ó

:ÉE

E6o !

::;

eE,Í

i?s €

.!

o ñ

9 ,!:!

?=E'F

I

E

c é;

¡áÉÉE¡Éf;5F

.9

o

F

x

IJJ

F

I

o

C)

m

BI

EE

BE

-{u

0¡

0000
000ü
0000

B
0

I

l

g

É

P

o

irk
tlJc¿

oEtr
=

FlE

H á;€

q
q,
I o :ó

d

E

E

.E
!

ñ

ó

F

t

*É

oc

é¿

6F

É -..q

7 ;-

0>

6

E

9­c!

É

!
!

E

t

t<

I

o

>r

óó

<:

>9

E(t

?z^

€ EE

; c".

B

; ái oqFEH: iu

g

r

E

;

i

i = _Ets

F3

."!

!s :ü-1;:;

É-a

E;,:=s{5€!BÉ

>:

,3'9XE:

É;É:Éf;

¡HE?"€

€g_58ÉH

*ü€iPcs;*

; e¡üelE;:Hi:g

€gE;i:;:;€;E

P

É

Er¡s:Es;;i;;

g.

tri€-;*f-;úgüE

FEE

É

iÉ

!á ;;=€siB":s!cH

o

3

Ci¡sF!5Et;¡á!

sÉ

irÉ

ÉÉ

É;E

:

FÉ

ci

":

:i

-tt-

SL-M9I_

_l

u3

X!

ulI
Fg

E9

(Lt

a

.q

ElÉ

,otl

@:ll

o>t¡

úótl
E6ll

9>tl

*ñtl
q>tl

tsotl
>;l¡l

ñ

-.
ñ

ü

E

9

c

ñ

PI

E X 9 I

E

; ; I9.I

o

ü

óeÉlEl

-

v o , Et

e E F" lil

: b - i; l.sl

E' F r ;; lsl

; i Eg I'dll

s É

* lEl
g

; ldl

€

3

6

p

EIE

oiB
i>

l*l

:

l9l

d :

¡

ltl

rl

9
F

lcl

i-9r

Fo;A

5g;?

>L- V

*Ít:v

éñ;¿

EJ

flF,,t--?.Eil

iffil

l,rili'tl,l

[:,:]¡:'

B

t-t

t.t

ll

:

9:

;^

P6

-V

I

E l-l

: ¡0t

É
.-

e l8l E !

:

I l>1 F ;

E- lSl i+€+

e=

:ü lFl €üE'ü

Ei l,¡l ;Fúk

oP l'=l

E=

p

6

lEl € ¡

e

16l

s

lal

tEt E=3=

€l!;{P

| el >=YE

F8 I¡I e.EÉÉ

ii

<o U

$¡i:

I

ltl

?"ii

-No9

E

E

.q

otr

=ó

cb,
oE

Eo

o5

i=

PR 2
;c

:<F ó

AF

oÁ

EÉ 9ñ:

Eq

!d

,\; lrrrñ

E: ;=i;

g

ñ

6FÁ

>o É I o6

E:i

gfü

F

z

o99

3EÉ

;tr

>

qL+

oo6

:!¡o

sdÉ

iT,,

¡,

:Yá

,'on

3L:rh

!

erg

:.ó

Bg b !

n!

Fg s

EE

ñ¡ J v

ñi
RF 4;4

aú :Fx 9e

i.s

N>

á

* ó

E

E

s.

y

sg

üE Eq

::3 85

E.E

E;;

¡:

cf

!tr-

{€s *€: ;:

cis

s9e ES
A-áE

FEé

i;E .e:; aI

:5: :FO Fd

:;

.n l--)

?ll>J

o

o

E2 5!qE

¡l

E

!

Ee

ü: €:*f; i

i:

:B

9.2

EÉ Y l;t e E

Ee ::Eáqü

r€ ;aÉ8:c

e6

6E!

:IH'

6EE

;:q

fi

E: EEEEqü "S T

i;i eFá¡Ési

é

o .f

:óÉI

"

= dE

Tf !!

5:;5

o

o 9!

€E*:

;E*ÉS:

olJ:

99ñ:+N

ÉEó¡ÍE
gioEü;

bñ6E::

soc!X! O

iñ€ÉHi

€

E 69

e ;

gÉ

É

t

:

.=-

E

E

=

i s : 3: H

Éaü

a

c P o

4
<

= , I ñü

t

I
o

$ s F. Xi H!

I

i a Ft Fa F€

i

g

NOtr E

: X=

., ;;

=

r¡{

i

8

E

o

=

ú

E iY

9

E e!, É

3

e

E

*!,;;;

FÉ

l¡J¡

Ec 73sE

É $3 $É

q

.9

i:

á*@

E:

:

EA

1

+s

y:

'

X'::

e

tg

OÉ

;

i

,lÉg?

3

¿?

F

9F áY

o=

E6

:E

.Yf!

F:t :: c

zz

9;:EB I

E HA; fi

1i6-=

5

9a:.e E

oi9i:

ÉgÉT

E

5ES,J¿F

c F=:X.9@
..-..4>A-=q

5E;É5gS

3 E

?s 9

bo"

g5

á

X

e

!

i

É

ó

ó

:

E E

,fr¡6Éóie'

E

-

9t

c

-*d

o=

X 9

: e 99

q

é!

c

69P¡

coó;

-12-

SL-MC;

Self

r

Mode

FL

{isplay

mode

Mecha­nlcal
mode

-

Diagnostic

Procedur€

the following

Y(>),STOP(r

Hold down

Simultaneously press

button for

holding

down the

the

at least

3 buttons

),TBACK

(

STOP

r ) button

the TRACK

2 seconds,while

(

STOP

function

SKIP

r ) button.

Contsnt

FL all

unlit / all

Displays defective
performing

nism ooerat¡ons.

F-15:

C
C F-27:
CF-281 C F-29: Loading

F26:

Main lC defect
d¡splay€d
ed
setting.)

lit

points

a series

PU rest SW etc.

drive system

Slide

regardless

ON,

mecha-

of

(Automatically

power

when

of

while

system

¡s turn-

mode

Use

Enables
FL

not, before set

Enables fault to

before set disassembly.

checking of whsther

and each

SW

disassembly.

be diagnosed,

are

okay or

Test

mode

Servo
adJust­ment
mode

Turn

OFF

disc

loaded.

Turn
holding

PLAY(

TEST

MODE

Mount
(slot

0)

After

mounting

power

OFF

urn

ON

pressing

PLAY(

power

button once,

power

ON

>

disc in

pos¡t¡on.

power

>

),PAUSE(

while

down the following

STOP(

),

single

button

the following three

simultaneously

r

)

(Appears

disc in

slot, turn

once.

while simultane-

lt

),STOP(r )

with no

button:

on

display)

PressI

Press

fl

Press

fl

bunon

button

button

button: Results in

E

p

p

Displays

operation
deck.

Outton: Repeats loading

unloading operation.

Outton: Automatically repeats

loading
slide ooeration.

servo circuit

"i,,,,.

i.:,::,....

independent

of traverse

i unloading /

stalus on

-'

¡.,.,

Use to check correct ooeration
after

disassembly,

/

to

Use

check correct op€ration

after repair.

FL.

Enables

*,
*
*,

checking

:

Focus

,f

:

Trackingservo

|

:

CLV servo

,f

ol servo status.

servo

Press

the PLAY(

>)

buüon.

-

13

-

SL.MC7

l

Display

Display

F-1

5

F-26

(Automatic

display)

F-27

F-28

F-29

and

Handling

The

sympton is

power

is

turned

The

cause is

defective

rest switch.
Sympton is that

when
skipping

play

the

etc. The

button

syslem control lC.
Lock

det./MLOCK SW

initial

in

ooeration.

Sensor

abnormal.

Load

on slide drive

Loading

Slide motor

det.SW
during

Clamp
go

Clamp

ON within

unit

does

malfunction.

det/FREE

(5502)

does

loading.

det./FREE

5

seconds during unloading.

Cause Handling

slow start-up

ON.

contact of the OPU

the unit

is

probable

(5501)

system is too

not

move to

SW does not

not

(3503)

SW

the

of

CD

not

does

pressed,

operate

or

cause is

the

defective

does not

great.

the right

go

OFF,

go

within

ON

and clamp SW do not

when

CD is

go

ON/OFF

left.

and

Clamp

and

5 seconds

Abnormal rest

Check system
Check each

Check Lock

Check
Check
sensor
Gheck

foreign matter

Check Clamp det./FREE SW

Clamp SW

Check loading motor
Check

(Riding-up,

levers,

detection switch

control

lC and the servo circuit.

det./MLOCK SW

slide motor

position

(051

gears

loading

missing

(M5

sensor

1).
of slide drive system.

great

or

(5502).

drive system.

shifting or

gear

(3701).

(1C401)

and servo

(S501).

'l

l

).

(Q522,

D522) and speed

missing.)

teeth

(5503)

(M501).

foreign matter

teeth

etc.)

(1C702).

lC

(Jammed

and

jamming

by

of

<Method

'

F-26:

C

'

C F-1

DISC

Clamp

SW(3502)

DISC

sensor(O52

for returning

When repair

5/ 271 281 29:

sensor(D521)

1)

from

error display

is

complete, the

Power

SW

PHOTO
TRANSISTOR
P.C.B

Position

to normal display>

error

display disappears

ONi OFF.

Speed

(1)

Clamp

Lock

det./MLOCK

sensor(Q522,D522)

sensor(D51

Sl¡de

MOTOR

det./FREE

SW(S501)

automatically.

1

)

motor(Msl

l)

Loading moto(M5O1)

P.C.B

SW(S503)

Ref. No.

1c401

tc702
s501

s502
s503

s701

Q521

Q522

1

D51

D521

D522

M50l

M511

Part name

(Part

number)

Micro

computer lC

(uP078043F045)

Digital LSI

(MN662741RPA

Lock det./MLOCK

(RSP1A017-A)

Clamp
(RSH1A00s)

Clamp
(RSH1A00s)

Rest detection
(RSH1A043-U)

Disc
(PT481

Position
(PT4B0F)

Speed sensor

(RSQGP1S53V)

Disc sensor
(LN66S)

Position

(GL48oV)

Load¡ng motor
(RFKPLMC5OPAK)

Slide

(RFKPLMC5OPBK)

lC

)

SW

det. SW

det./FREE SW

SW

sensor

0F)

sensor

sensor

motor

-

-

SL.MC7

Error

X The
X

Before testing,

FL

error

code

.

display

E.1

code explanations

unit

is

sat¡sfactory

check

Symptom

Focus

and
tracking ofset
adjustments
not

completed

in the

specified

period.

t¡me

if the error

that

the

1.

Clocks
Voo

2. MDATA, MCLK,
signal to/from
controller.

code

test

disc

Probable

X1

reseURST,

and

¡s

free

is

cause

)€,

and

MLD

mechanism

-

0 or

E - 2.

E

of scratches

power

suoolv
1C702.

¿ll e¡

SENSE

and

and optical

Slgnal lo

Slgnal

namo

MDATA 1C702

MCLK

MLD

SENSE
iBST

X1

x2

FE

pickup

chec¡(

Locatlon

1C702
1C702

rc702

1C702

1C702

1C702

1C702

is clean.

pin

@

pin

@

pin

@

p¡n

@

pin

@

pin

@

pin

@

pin

@

voltage and

Normal

PLAY

4.8V

nnnt

l\l\l\l

JlJU\I

waveform

o.3svm

values

,lAl[ff*'

l r.6 ¡ld-t",­flñtfff,1''''

1l

IUl

STOP

OV

4.9V

4.9V

4.8V

f\f\flt

J\J\J\.l'"*'

flf\nl
l\l\l\lo*upp

JUVII

2.4V

E-3
E-5
E-7
E.9
E.B
E.D

E-F

E-4
E-6

E-C

E.E

E-8

E.A

play

Disc
unstable.

"Eye"

Best

Balance)
ad¡ustment not
completed
the
time

Focus
Tracking
adjustment
completed in
the
time

(PD

in

specified

period.

or

gain

not

specified

period.

1. Scratches or c¡ntam¡nants
disc surface.

2. Focus and tracking servo circuits
(check

waveforms, voltages, and

part

values.)

3. Spindle driver circuit.

4.

1.

2. Focus and Tracking servo circuil

3. Optical

1.

2. Focus and Tracking servo circuit

3. Optical

pickup.

Optical

Scratches or contam¡nants
disc surlace.

(check

wavelotms, voltages,

part

and

Scratches or contaminants on
d¡sc surface.

(check

part

values.)

pickup.

waveforms, voltages, and

values.)

pickup.

on

on

TE
FOD

TRD

KICK

/FLOCK

DET

/RF

RF

STAT
FBAL

RF

FE

/TLOCK

'¡Fr

FE

IE

/TLOCK

OFT

1C702

1C702
1c702

1C702
1C702
1C702

TJ7O1

1C702

1C702
TJ7O1

1C702

rczo2

1c702

1C702

1C702

1C702
1C702

pin

@

pin

@
6ñ oin

pin

@

pin

@

pin OV

@

pin

6)

6d oin

pin

@

pin

6)

pin

@

pin

@

pin

@
6D oin

pin

6o)

#lrt

2.4V

2.4V

2.4V

\ü{9¡

4.8V

2.4V

añ\\Ytfr!T _..

wl--

0.5,u¡.040v.

h[hJ¡||to.rv

'TT'!F't

t-.^

OV

#t,*

2h¡.0.2VlOlV.

OV

2.4V

2.4V

2.4V

4.BV

2.4V

OV

2.4V

2.4V

2.4V

OV

2.4V

2.4V

OV

-

15-

SL.MC7

l

E

Operation

,,ATTENTION

This section

1.
replacing

2. For
Special

3. Select

the main

reassembly

reassembly

items

4. For details

o

Contents

"

Checl<ing

Warning
ACHTUI{G

1,

Checking

Procedure

1. Checking

2. Checking

3. Checking

Checks

SERVICER"

describes

components.

after operation

from the following

disassembly,

This

.

Die Lasereinheit

.

Die

Procedure

Some

procedures

procedures

please

For Each
Procedure

Procedure

Procedure

product

uses

Lasereinheit

For

chassis

components

for checking

replacement,

checks

or

are described

when checks

index

to SL-MC4l0

refer

P.C.B.

Major

Panel

Front

For
For Main
For Servo

a laser

Front

P'C'B'

P.C.8...........

diode.

n¡cht zerlegen.

nur

darf

Panel

the operation

only

P'C.B.

and

Refer

gegen

eine

P.C.B.

have

may

reverse

required.

when

replacement

or

series.

P.C.B..".'""'

Power

to caution

Hertsteller

vom

edges.

sharp

the maior

of

respective

the

required'

are

statement

spezifizierte

Be careful

printed circuit

procedures'

page

on

3'

Einheit

disassembling

when

boards

ausgetauscht

and

werden.

and

"""

"""

servicing'

page

-

17

16

18

"""'

-

22

19

@

@*+

ffi

@'z

o

@

Frame

@

Remove
direction

cabinet

the top
of arrow.

SNE2129-3

I

IXTBS3+8JFZ1]

XTB3+8JFZ

I

in the

(Black)

]

(Black)

]

(Black)

P.C.B.

Servo
(Solder

Side)

@

Pull down

the

fronl

Panel.

LSryel

Front

panel

ass'y

@

@xro

@
G)

x.

Rear

panel

ass'y

@

Lift up the rear

panel

llmTn

\J-

IRHp26028-T

,-{\

\J¡IN

FHD26023-K

I

ass'y.

(

@

rl

(

@

]

Sensor P.C.B.

(Solder

Side - Inside)

Blue

Led

(Solder

Side

(left)

-

Inside)

P.C.B.

Rear

Blue Led
(Solder

Front PanelP.C.B.
(Solder

Side)

@

Remove the rear
releasing both

check the Front

Led PCBs.

panel

ass'y

(ríght)

Side - lnside)

panel

side stays,

the

panel

P.C.B.

ass'y by

PCB and

-

17-

Front

panel

ass'y

@

@xro

@

G)xz

Rear

panel

ass'y

@

Lift up the rear

panel

flrTn @

\J-

RHD26028-T

I

q//*

RHD26023

I

ass'y

-Kl

]

@

Sensor P.C.B.

(Solder

Side - Inside)

Blue

Led

(Solder

Side

(left)

-

Inside)

P.C.B.

Blue Led
(Solder

'-

Front PanelP.C.B.
(Solder

Side)

@

Remove the rear
releasing both the side stays,

check the Front

Led

Rear

PCBs.

panel

(right)

Side

panel

ass'y

P.C.B.

-

lnside)

panel

PCB and

ass'y

by

-

17-