Sansui Mc-x7 User manual

SERVICE

MANUAL

6I

SANSUI!

MI

>,

4

}

|

BI

SANSUI

MINI

COMPONENT

SYSTEM

<COMPACT

DISC

PLAYER

SECTION>

Organization

of

System

Component

Amplifier

Tuner

CD

Player

Cassette

Deck

|

Optional

Speaker

SET

NAME

A-X7

T-X7,

T-X7L

CD-X7

S-X7

Note:

Set

name

is

shown

on

the

rear

panel.

CAUTION

1.

Parts

identified

by

the

A,

symbol

on

the

schematic

diagram

and

the

parts

list

are

critical

for

safety.

Use

only

replacement

parts

that

have

critical

characteristics

recommended

by

the

manufacturer.

.

Make

leakage-current

or

resistance

measurements

to

determine

that

exposed

parts

are

acceptably

insulated

from

the

supply

circuit

before

returning

the

appliance

to

the

customer.

¢

Specifications

;

—

:

UL

Manufactured

for

U.S.A.

market.

FOP

At

cicero

dees

Compact

disc,

digital

audio

system

pts

Stencerd

Version

?

”

(UL

and

XX

mode!

only)

°

,

anuiaciur

or

Canadian

m

‘

PICKUP........c.ccceercsossersserresearononeocoees

3-Beam,

semiconductor

laser

fy

Pectectured

to:

Eaesaan

aree

PRODUCT

COMPLIES

WITK

DHHS

Decoding

(D/A).............cseseccceseseees

1-Bit

/

MASH

RULES

21

CFR,

SUBCHAPTIR

J,

(MASH

is

trademark

of

NTT)

MANUFACTURED:

Frequency

response..................0

4

Hz

to

20

kHz,

+0.5

dB

Total

harmonic

distortion...

..........

Less

than

0.006%

(1

kHz)

(CSA

model

only)

Signal-to-Noise

ratio...

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

Better

than

103

dB

CERTIFIELD

ONLY

TO

CANDIAN

Dynamic

range........

.....scscccreeereree

Better

than

99

dB

ELECTRICAL

CODE.

A

hide

&

Flutter...

.eecsseseseeeeeeeneeees

ite

direc

aan

limit

CANADIAN

DEL

ELECTAICTE

ITTENSIONS............ccceeceeceeeeeserseeeees

mm

(8-

84

mm

(3-5/16")

H

280

mm

(1

1-1/1

6°)

D

(EU

model

only)

WEIGHNT...........-.ccsccrsssseecessseeeeesce

ness

2.0

kg

(4.41

Ibs)

net

*

Design

and

specifications

subject

to

changes

without

notice

for

cence

improvements.

LASER

PRODUIT

a

LARD

CONT

SSAA

OTT

Ol

CAUTION:

USE

OF

CONTROLS

FOR

ADJUSTMENTS

OR

PERFORMANCE

OF

PROCEDURES

OTHER

THAN

THOSE.

‘

des

ech

{EU

model

only)

*

The

following

label

has

been

affixed

to

the

unit,

listing

the

proper

procedure

for

working

with

the

laser

beam.

.

ADUARSELI

1.

THIS

LABEL

IS

ATTACHED

TO

THE

PLACE

AS

ILLUSTRATED

TO

uiquiug

LasensTalieis

yen

eee

INFORM

THAT

THE

APPARATUS

CONTAINS

A

LASER

COMPO-

AF

FUNKTION.

UNOGA

LOS

ATTELSE

NENT.

2.

THIS

LABEL

IS

ATTACHED

TO

THE

INSIDE

OF

THE

TOP

COVER

AS

ILLUSTRATED,

SO

THAT

ANY

FURTHER

PROCEDURE

WILL

Soe

THE

USER

INTO

EXPOSURE

WITH

THE

LASER

BEAM.

.

3.

THE

WARNING

LABEL

INFORMING

OF

RADIATION

IS

PLACED

INSIDE

THE

UNIT.

AS

SHOWN

IN

THE

ILLUSTRATION,

TO

WARN

AGAINST

FURTHER

MEASURES

ON

THE

UNIT.

THE

EQUIPMENT

CONTAINS

A

LASER

COMPONENT

RADIATING

LA-

SER

RAYS

EXCEEDING

THE

LIMIT

OF

LASER

PRODUCTS

OF

CLASS

1.

sca

==

oe

[ECON

CXA1081S

CXD25000

LOCK

SQCK

FOCUS

OFFSET

fVR2

FE

BIAS

EMPH

DATA

SCOR

TRCKING

sQso

:

Ueda:

GAIN

CONTROL

SWITCH

is

‘vR4

Soe

SIGNAL

OUT

L-CH

f02,3

o0S2:STOP

oS3:PLAY/PAUSE

oS4:AMPS

UP

oS5:AMPS

DOWN

15P

SYSTEM

CONTROL

1

,

|

OUT

:

FEO

ENABLE

=

MECHANISM

&

TAO

EFM

=

a

eeS

Oe

f06,7

Bina

LOCK

—_

fee]

wICl

CXP50116-196Q

C

OUT

MIRR

DATA

LDON

SQCK

CLOSE

SW.

OPEN

SW.

17P

SYSTEM

CONTROL

2

GND(DIGITAL)

GND

T.CLOSE

i

TRAY

1

7

T.OPEN

13

15

17

SYSTEM

CONTROL

+

5.6V

AC

8.2V

(REAR

VIEW)

1.

BLOCK

DIAGRAM

A

c

2

~~

©

<3)

V)

hae

<8)

>

&

a.

(+)

2

a

—_

(*)

5]

2.

=

(eo)

©

Vv

ound

x<

~

‘>

-

oO

=

MC-X7/X7L

<Compact

Disc

Player

Section>

2.

REPLACEMENT

OF

MAIN

PARTS

<See

Exploded

Diagram

on

page

3

and

4>

A.

How

to

Remove

the

Bonnet

D.

Mechanism

Ass'y

Remove

the

bonnet

by

lifting

it

straight

up.

|

1)

Remove

the

bonnet.

rok

2)

Remove

the

four

connecters

(JP

1

through

4).

(See

Fig.6-2

on

page

¢

6.)

.

Note:

The

connection

code

between

the

mechanism

and

the

main

OK

board

is

not

included

in

the

mechanism

Ass'y,

so

be

careful

not

to

lose

it.

iz

Bonnet

Front

panel

3)

Remove

the

three

screws

that

fix

the

mechanism

Ass'y.

damaged

(See

Fig.2-3.)

on

4)

Remove

the

earth

washer

setting

screw.

Front

Panel

Lifting

the

bonnet

at

an

5)

Remove

the

tray

panel.

angle

damages

the

hooks.

(Side

View)

(Side

View)

Fig.

2-1

—,

°

Remove

the

6

bonnet

mounting

screws.

2.

Lift

the

bonnet

straight

up.

Note

that

forcing

the

bonnet

up

at

an

angle

or

raising

it

toward

the

rear

may

result

in

damage

to

the

front

panel

hooks

B.

Tray

Panel

1)

Turn

the

OPEN/CLOSE

switch

ON

and

pull

the

tray

out.

Note:

When

it

dose

not

OPEN

or

CLOSE,

rotate

the

large

white

gear

(see

Part

21,

Exploded

View,

Page

3)

on

the

lower

part

in

the

front

of

the

CD

mechanism

clockwise

by

a

stick

or

something

soft

to

move

the

tray

slightly

out

of

the

FRONT

PANEL,

and

pull

it

out

by

hand.

2)

Pull

the

center

of

the

lower

part

of

the

tray

panel

slightly

out

to

Fig.

2-3

remove

the

hook

and

remove

the

tray

panel

right

upwardly.

|

:

(See

Fig.2-2.)

Tray

Panel

a

Note:

Add

solder

to

the

arrow

part

of

Fig.

2-4

before

removing

the

two

lead

connectors

of

the

pick

up

ass'y.

This

is

to

guard

the

pick

up

ass'y

against

static

electricity

breakdown.

Pick-up

Ass'y

(Pattern

Side)

Tray

Solenoide

Points

Fig.

2-2

Fig.

2-4

C.

Front

Panel

1)

Remove

the

bonnet.

2)

Remove

the

two

screws

at

the

lower

side

of

the

FRONT

PANEL.

3)

Remove

the

hooks

in

both

sides

of

the

FRONT

PANEL.

4)

Remove

the

F-6558

and

F-6559

boards

from

the

FRONT

PANEL.

5)

Remove

the

playknob, stopknob,

etc.

from

the

FRONT

PANEL.

~

MC-X7/X7L

A

¢c

S

—_

(+)

ie)

)

Se

co)

>

&

a.

(+)

Bol

Q

~~

Ss)

4°)

ok

=

eo)

:

©

Vv

3.

EXPLODED

VIEW

OF

CD

MECHANISM

AND

PARTS

LIST

3-1.

CD

Mechanism

re)

Sad

iS)

z

mB

=

MC-X7/X7L

<Compact

Disc

Player

Section>

3-2.

Drive

Unit

|

4.

PINLOCATION

OF

SYSTEM

CONTROL

SOCKET

Note:

This

exploded

view

is

provided

as

a

reference.

Individual

parts

are

not

supplied.

A

mechanism

is

supplied

assembly

only.

<Mechanism

Ass'y>

Parts

No.

Stock

No.

i

83273800

i

or

83274800

*

or

83274900

Description

CD

Mechanism

Ass'y

(KSL-210AFM)

CD

Mechanism

Ass'y

(KSL-150A

CM3)

CD

Mechanism

Ass'y

(KSL-150A

AFM)

15P

SYSTEM

CONTROL

SOCKET

(REAR

VIEW

OF

SET)

6 8

10

12

14

T-X7

13Pis

e

DATA

CLK

BUSY

ENABLE

AMP

»———

for

DISPLAY

ENABLE

DECK

ENABLE

CD

_

|

sett

ee

D-X7

024°

B

logit

14

8

1

13

16

17P

SYSTEM

CONTROL

SOCKET

(REAR

VIEW

OF

SET)

4

6

8

10

me

|

htttttt

te

CLK

D

IN

|

vor

|

tt

p

8.2V

t

+5.6V

La

H(AC)

-Vkk

L

16V(AC)

aaa

an

eB

a

GE

SIG

OV(AC)

AC

OV

5.6V

L

gov

z

:

fl

CD-X7

a

SSB

AC

13V

|

GND(DICT

AL)

e

D-X7

>

MC-X7/X7L

<Compact

Disc

Player

Section>

5.

PARTS

LIST

OF

BOARD

plat

Parts

No.

Stock

No.

Description

hediaee

for

Parts

‘Diode

.

Some

printed

circuit

board

are

not

supplied

assembled.

mD1

03117700

10E-2

To

separate

these

in

this

Service

Manual,

the

stock

numbers

mD2

03117700

=

10E-2

are

not

indicated

for

these

boards.

However,

stock

numbers

mds

03177700

1OE-2

for

individual

parts

are

indicated

ies

pete

ees

pa:

‘

mD5

46464100

188133

2.

Since

some

capacitors

and

resistors

are

omitted

from

parts

mD6

46464100

1$S133

lists

in

this

Service

Manual,

refer

to

the

Common

Parts

List

for

mD7

46464100

188133

capacitors

and

resistors,

which

was

issued

on

June

1987.

mD8

46464100

188133

3.

Abbreviations

in

this

Parts

List

are

as

follows.

;

ied

e

er

.

“zener

vioge

Abbreviations

List

——

]

mDZ1

48552800

_

MTZ6.2C

S.V.R.

:

Semi

Variable

Resistor

C.C.

—

:

Ceramic

Capacitor

mD7Z2

48552800

MTZ6.2C

SW.

:

Switch

oJ1

49352400

15P

FG

System

Control

-1

Socket

oJ2

49587300

17P

FG

System

Control

-2

Socket

5-1.

F-6557

Main

Board

tee

|

peieicau

tonsa

eel

vol

46367101

2SC2603

Parts

No.

Stock

No.

Description

‘e

*Transistor

viC1

49471500

MN6471DM

fQ1

46359701

2SA952

or

49543400

MN6474M

f{Q2

46359801

2SC2001

vIC2

03607700

NJM4558D

{Q3

46359701

2S

A952

or

49541300

M5218AP

04

46359801

2SC2001

vIC3

03607700

NJM4558D

fO5

46359701

2SA952

,

or

49541300

=

Ms5218AP

f{Q6

46359801

2SC2001

viC4

46545800

TC4053BP

fQ7

46359701

2SA952

vxO1

49357400

Quartz

Element

IC

fIC1

48839900

_

CXA1081S

vC1

48748400

=

0.

1pF

50V

C.C.

f1C2

49552900

=

CXA1372Q0

vC3

48748400

=O.

1pF

50V

C.C.

f1C3

49552700

§

CXD25000

vC7

48748400

=O.

1F

50V

C.C.

fIC4

49396100

TCA0372DP1

or

49615700

L272M

vL1

48289000

4.7H

Inductor

fIC5

03607700

NJM4558D

or

49541300

M5218AP

*Transistor

wQ1

48367101

25C2603

*Diode

{D1

46464100

1S8133

“IC

wiC1

49645300

CXP501.16-3040

{C14

48748400

0.1pF

SOV

C.C.

wlC2

46545800

TC4053BP

{C17

48748400

0.1pF

50V

CC.

C35

48748400

O0.1pF

50V

C.C.

wXx01

49488500

Quartz

Element

C39

48748400

0.1pF

50V

C.C.

{C40

48748400

0.1pF

50V

C.C.

wC1

48748400

=O.

1pnF

50V

CC.

C41

48748400.

O.1pF

50V

C.C.

fC46

48748400

O.1pF

50V

C.C.

fC50

48748400

O.1pF

50V

C.C.

.

fC51

48748400

_0.1pF

SOV

C.C.

5-2.

F-6558

Control

Switch

Board

fL1

48289400

10H

Inductor

Parts

No.

Stock

No.

Description

fVR1

46634500

22kQ

S.V.R.,

Tracking

Offset

0$1

49326300

Push

SW.,

OPEN/CLOSE

fVR2

46634300

10kQ

$.V.R.,

Focus

Offset

oS2

49326300

Push

SW.,

STOP

fVR3

46634500

22kQ

S.V.R.,

Focus

Gain

0S3

49326300

Push

SW.,

PLAY/PAUSE

fVR4

46634500

22kQ

S.V.R.,

Tracking

Gain

0S4

49326000

Push

SW.,

AMPS

UP

7

oS5

49326300

Push

SW.,

AMPS

DOWN

*Transistor

4

mQ1

46359801

2SC2001

A

mQ2

46359701

2SA952

:

mQ3

46367101

2SC2603

5-3.

F-6559

Power

Indicator

Board

“IC

,

Parts

No.

Stock

No.

Description

A

miC1

49440500

NJM78MO6FA

A

mIiC2

46544000

NJM79L05A

*LED

A

or

49391300

wPC79LO5J

mLD1

48841400

SEL3213C

MC-X7/X7L

<Compact

Disc

Player

Section>

MC-X7/X7L

|

<Compact

Disc

Player

Section>

6.

ADJUSTMENT

Note:

1.

This

adjustment

require

the

amplifier

models

MC-X7

or

MC-X7L.

AMP

.

Connections

are

shown

in

Fig.

6-1.

.

Turn

the

power

OFF

before

removing

the

bonnet.

.

See

Figure

6-2

for

the

locations

where

adjustments

are

to

be

carried

out.

15P

Connector

Cable

Sli

&

W

hb

5.

Use

the

EIAJ

test

disk

CD-1.

6.

The

following

band

pass

filter

(BPF)

is

used

for

adjustments.

17P

Conrpector

7.

In

executing

steps

2

to

5,

connect

the

probe

after

playing

the

disc.

Cable

Band

Pass

Filter

(BPF)

Fig.

6-1

IN

OUT

20k

O.01uF

20k2

Ste

Measuring

Adjustment

P

Location

Connect

an

oscilloscope

to

T1

of

TP2.

Conditions

and

Notes

¢

Ground

T2

of

TP2.

¢

Playback

the

8th

track

of

CD-1.

Tracking

offset

adjustment

Set

the

oscilloscope

to

the

DC

range.

Adjust

so

that

a

and

b

have

the

same

level.

Connect

an

fVR2

Set

to

maximum.

¢

Playback

the

8th

track

of

CD-1.

oscilloscope

to

the

RF

of

TP1.

2

Focus

offset

Carry

out

adjustments

to

achieve

a

clean

overall

pattern

and

so

that

the

indicated

portion

is

wide

and

symmetrical.

fVR3

Using

the

indicated

voltage

at

T1

of

TP2asa

reference,

adjust

the

voltage

at

T2

to

—-3.5dB.

TP2

AC

Volt

Meter

File|

Connect

AC

volt-

meter

to

T1

of

TP2

via

the

BPF.

Connect

AC

volt-

meter

to

T2

of

TP2

via

the

BPF.

Tracking

gain

adjustment

220K

Audio

OSC

800

Hz

0.5Vp-p

AC

Volt

Meter

*

Playback

the

4th

track

(no

signal)

of

CD-1.

*

Apply

an

800Hz

signal

of

0.5Vp-p

from

SG

to

T2

of

TP2

via

a

resistance

of

220kQ.

Adjust

fVR4

to

the

position

shown

in

the

figure.

If

you

do

not

have

a

BPF

or

if

—-3.5d8

cannot

be

achieved.

Pe

Ne

fVR3

Measurin

j

4

Focus

gain

Connect

AC

volt-

|

fVR3

AC

Volt

Meter

adjustment

meter

to

F1

of

TP2

via

the

BPF.

Connect

AC

volt-

meter

to

F2

of

.

TP2

via

the

BPF.

F2

|e

220K

0.5Vp-p

Audio

OSC

T

2

ae

800

Hz

AC

Volt

Meter

¢.

Playback

the

4th

track

(no

signal)

of

CD-1.

*

Apply

an

800Hz

signal

of

0.5Vp-p

from

SG

to

F2

of

TP2

via

a

resistance

of

220kQ.

YN

fVR4

Adjust

fVR4

to

position

shown

in

the

Figure

if

you

do

not

have

a

BPF

or

if

—-2.5dB

cannot

be

achieved.

Using

the

indicated

voltage

at

F1

of

TP2

as

a

reference,

adjust

the

voltage

at

F2

to

—-2.5dB.

¢

Fig.

6-2

Adjustment

location

JP4

JP2

a

7

fVR1

(TO)

F-6557

.

2

RF

G

JP3

-

~_(UP4

@)

{VR2

(FO)

ea

tee

F1

T1

F2

T2

MC-X7/X7L

~

MC-X7/X7L

<Compact

Disc

Player

Section>

=

+

<Compact

Disc

Player

Section>

PARTS

LOCATION

ON

BOARD

7-1.

F-6557

Main

Board

7

7-2.

F-6558

Control

Switch

Board

7-3.

F-6559

Power

Component

Side

Component

Side

Indicator

Board

:

|

Component

Side

SELECTOR(o)

6558

8.

OTHER

PARTS

ACIS

©

@

©

Parts

List

Parts

No.

'

Stock

No.

Description

05015310

Logo

type

Badge

05016600

‘Front

Panel

Ass'y

05011900

Bonnet

05011410

_—‘

Tray

Panel

05011310

Knob,

PLAY/PAUSE,

EJECT

27902500

Sheet

for

leg

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9.

SCHEMATIC

DIAGRAM

MC-X7/X7L

ZLye

gigs

Lym

Sige

;

A

451

38340

SNDOJ

CXA1372Q

Are

in

gF,

Uniess

Otherwise

Noted

P:

pF

Are

in

ohms,

1/6Watts.

£5X

Tolerance

Untess

Otherwise

Noted

h:hO.M:MQ

TOLERANCE

G-2£2%

F-21X

CAPACITORS

Capacitance

(sF)

/Vett{V)

Each

D.C.

Voltage

shows

the

nominal

value

tA

VOITS

at

playing.

ELECTROLYTIC

CAPACITORS

RESISTORS

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Laver

Capacitor

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POWER

SUPPLY

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SELECTOR

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MECHANISM

(v)

DIGI

TAL/ANALOG

(w)

LOGIC

CONTROL

TRAY

OUT

SYMBOL

OF

FUNCTION

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MC-X7/X7L

<Compact

Disc

Player

Section>

MC-X7/X7L

<Compact

Disc

Player

Section>

10.

INTERIOR

BLOCK

DIAGRAM

&

TERMINAL

FUNCTION

OF

ICs

©

CXA1081S

(RF

Amp.)

ox

2

mo

af

a:

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cv

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¢

Terminal

Function

1/0

Description

Name

RF!

Defect

amplifier

bottom

hold

input.

'

This

terminal

is

connected

16

with

a

coupling

capacitor.

Defect

amplifier

bottom

hold

output.

(ol

Vee

|

—

|

Negative

supply

voltage:

—8V.

ro

RF

summing

amplifier

input.

RF

summing

amplifier

input.

RF

Summing

amplifier

feedback

signal

input.

Terminal

for

switching

P-sub/N-sub

of

LD

(laser

diode).

|

APC

LD

amplifier

output.

|

APC

PD

amplifier

input.

RF

1-V

amplifier

(1)

inverting

input.

This

terminal

is

connected

to

the

di-

ode

(A+C).

|

RF

|-V

amplifier

(2)

inverting

input.

This

terminal

is

connected

to

the

di-

ode

(B+D).

Bias

terminal

for

the

focus

error

ampli-

fier

non-inverting.

Focus

error

amplifier

output.

Tracking

error

amplifier

output.

Defect

comparator

output.

Mirror

comparator

output.

Mirror

comparator

non-inverting

input.

This

terminal

is

connected

a

mirror

hold

capacitor.

[19

|

Fe

|

20

|

TE

DEFECT

2)

This

terminal

is

connected

a

defect

bot-

tom

hold

capacitor.

Auto

asymmetry

buffer

control

signal

input.

EFM

comparator

output.

FOK

comparator

output.

Laser

diode

ON/OFF

switching

input.

NO

_

F

I-V

amplifier

inverting

input.

This

terminal

is

connected

to

the

di-

ode

(F).

E

I-V

amplifier

inverting

input.

This

terminal

is

connected

to

the

di-

ode

(E).

E

1-V

amplifier

output.

-

Oo

Q)

z

Oo

ASY

N

NO]

MN

NO

No

~N

Ora

>

Ww

m

i

:

CB

F

OK

NO

@

|

E1-V

amplifier

feedback

input.

LD

ON

ee

Vcc

Positive

supply

voltage:

+5V.

Oy

(Vcc

+

Vee)/2

voltage

output.

Ta

=

Ts

[26

17.

|

ISET

Conducts

a

current

to

determine

the

peaks

of

focus

search,

tracking

jump

and

thread

kick.

©

CXA1372Q

(Focus/Tracking

Servo)

Or)

19401

EY)

a1

>

—_—

wn

oO

SG)

YOLVYVdNOD

MOQNIM:

SNJ03°

3SVHd

NONYVSNIdGNOD

DNINDVUL:

NOILVSN3IdDNOD

ISVHd

@

Cae

aS

138

IQ)

ase

|

915

138

1@)-Y{

ase

|

p

01S

(I)

-18

6G)

01s

s@})

33Av6))

®

CXA1372

Q

(Focus/Tracking

Servo)

No.|

Name

FGD

To

decrease

highband

gain,

insert

a

capacitor

between

this

terminal

and

3.

FS3

Switches

the

highband

gain

of

focus

servo

by

turning

ON/OFF

FS3.

FLB

This

external

time-constant

terminal

is

to

increase

focus

servo

in

lowband.

ps

[FeO

[Fomseveoupt

|

6

[FEO

|

Reversed

input

terminal

of

focus

amplifier

7

|SRCH

This

external

time-constant

terminal

is

to

create

focus

|

search

waveform.

This

external

time-constant

terminal

is

to

switch

tracking

highband

gain.

Bil

tracking

highband

gain.

12

[TAS

__|

Reverse

input

tominaovacking

amifer

FSET

This

terminal

is

to

set

the

peak

of

phase

compensation

for

focus

tracking

and

f0 of

CLV

LPF.

|

SSTOP

|

This

terminal

detects

ON/OFF

of

the

limit

SW

to

detect

the

innermost

envelope

of

disk.

¥300930

INdiNO>-

¥300930

‘SS3¥00V>-

UILISIDIV

IHS

INAINI-

e

=

i—]

>

“9

>

=

mn

2]

a

~

mn

=

|

29

[MIRR

Mirror

signa!

output

terminal

No,|

Name

function

(2 Pm

[accent

eens

resistance.

lal

cake

Thread

run-out

protective

circuit

is

actuated

at

“L”.

It

contains

a

47

kQ

pull-up

resistance.

[22

[GLK

|

Sera

data

vanster

dockinpuem

PU

as

pat

[latchinputtem

PU

[24

[DATA

[Serial

datainputtom

GPO

|

25

[XRST

|

It

is

reset

when

reset

input

terminal

is

“L”.

[26

[COUT

|

Sigal ouput

or

counting

the

number

ofvaks

27

Issues

outputs,

e.g.

FZC,

AS,

TZC,

SSTOP

and

BUSY

according

to

the

command

from

CPU.

ee

Defect

signal

input

terminal.

The

defect

protection

circuit

is

activated

upon

“H”.

[32

[EF

|

Ouputierminal

of

EFM

comparior

[88

[FOR

|FOKsgnalinpatcming

[38

[6P

|

Nenveversedinputteminalof

MIRA

comparator

[28

|RF__|Inputerninal

of AF

summing

amifer

|

[#2

[726

|

nputeminal

or

vacking

seo

cost

comparator

|

a8

[TE

|

raking

ror

signal

inputting

[#5

[ATSC

|

Window

oaraor

put

trminal

to

detectATSC

[#8

_|F20__|inputiorinal

ooeus

zero

eoss

comparator

|

®

TC4053BP

(3-Circuit

2-Channel

Multiplexer)

26

so

<o

2

im

Ae<

oy

De

*

CXD2500Q

(Digital

Signal

Processing)

Digital

PLL

ei

a

EMPH

69)

SQCX

67

a

CESAR

MON

(3)

snaper

Subcord

Processer

(7)

VCKI

Vari-pitch

Demodulator

double

speed

ivan

SYNC

Protector’

Timing

WFCK

o—

Fn

Generator!

SCOR

63)

EXCX

65

Subcord

Gili,

aee

Processer

EFM

(9)

VPCO

Register

¢

Truth

Table

|

io)

32x

RAM

MC-X7/X7L

<Compact

Disc

Player

Section>

MC-X7/X7L

<Compact

Disc

Player

Section>

CONTROL

INPUT

ra

L

“ON”

ANNEL

OX,

OY,

02

o<

—

<

2)

MN

Adress

Prio

rity

|

D/A

(Data

Processer

—

AVoo

)

AVss

Voe

Vooe

Yss

Vss

PSSL

D

£2

a

o

=

2

pa

o

UW)

Pa

DAD

I~16

MOP

(a,

:

18-times

4

ies

oversmpling

me

Error

Corrector

data

sequencer

Servo

¢

Terminal

Function

in

No,

|

tame

[0

Eo

OK

Ie

Focus

OK

input

terminal

FSW

Time-constant

switching

output

for

the

output

filter

of

spindle

motor

.

3

|

Mon

fol

ON/OFF

control

output

of

spindle

motor

4

Drive

output

of

spindle

motor.

Rough

control

in

CLV.S

mode

and

phase

control

in

CLV.P

mode

MDS

Drive

output

of

spindle

motor

Speed

control

in

CLV.P

mode

LOCK.

This

samples

GFS

signal

by

WFCK/16

and,

if

“H”,

issues

“H”.

If

“L”

occurs

consecutively

8

cycles,

“L”

is

output.

VCOO

VCO

output.

When

it

is

locked

at

EFM

signal,

f

=

8.6436

MHz.

8

[wor

fi

|veomme

SS

io

[est

fey

Charge

pump

output

for

pulling

up

analog

EFM

signal

|

16

VPCO

gee

PLL

charge

pump

output

for

variable

pitch

17

VCKI

Clock

input

for

variable

pitch.

f

=

19.0934MHz

18

FILO

Filter

output

for

master

PLL

19

FILI

co

Filter

input

for

master

PLL

Charge

pump

output

for

master

PLL

ae

VCO

control

voltage

output

for

master

PLL

EFM

signal

input

from

EF

amplifier

BG

2/2

z

27

Full

swing

Output

of

EFM

signal

30

ASY

PSSL

O

Audio

data

output

mode

switching

output.

Serial

output

at

“L”.

Parallel

output

at

“H”.

Strobe

signal

output.

176.4

kHz

when

DF

is

ON.

88.2

kHz

when

CXD11250

or

DF

is

OFF.

LRCK

Strobe

signal

output.

88.2

kHz

when

DF

is

ON.

44.1

kHz

when

CXD1125Q

or

DF

is

OFF.

23

|

veo

|—[

Power

supe

(25

V)

DA16

(MSB

of

parallel

voice

data)

is

output

when

PSSL

=

“H”.

DATA

is

output

when

PSSL

=

“L”,

DA15

is

output

when

PSSL

=

“H”.

Bit

clock

of

48

bits

is

output

when

PSSL

=

“L”.

DA14 DA14

is

output

when

PSSL

=

“H”.

Serial

data

is

output

when

PSSL

=

“L’.

37

|

DA13

is

output

when

PSSL

=

“H”.

Bit

clock

of

64

bits

is

output

when

PSSL

=“L”.

-

38

DA12

is

output

when

PSSL

=

“H”.

LR

clock

of

64

bits

is

output

when

PSSL

=

“L”.

39

DA11

is

output

when

PSSL

=

“H”.

GTOP

is

output

when

PSSL

=

“L”.

40

DA10

is

output

when

PSSL

=

“H”.

XUGF

is

output

when

PSSL

=

“L”.

41

DAO9

is

output

when

PSSL

=

“H’.

XPLCK

is

output

when

PSSL

=

“L”.

DAO8

DAO08

is

output

when

PSSL

=

“H”.

GFS

is

output

when

PSSL

=

“L”.

43

DAQ7

DAO7

is

output

when

PSSL

=

“H”,

RFCK

is

output

when

PSSL

=

“L’.

DAO6

is

output

when

PSSL

«=

“H”.

C2PO

is

output

when

PSSL

=

“L’.

DAO5

DAOS

is

output

when

PSSL

=

“H”,

XRAOF

is

output

when

PSSL

=

“L’.

WDCK

44

DA06

E

x<

b>

+

a

on

[Pinno.[

pinnae

[vo[———Funaton

46

DA04

is

output

when

PSSL

=

“H”.

MNTS3

is

output

when

PSSL

=

“L”.

47

DA03 DA03

is

output

when

PSSL

=

“H”.

:

MNT2

is

output

when

PSSL

=

“L”.

48

DA02

DAO2

is

output

when

PSSL

=

“H”.

MNT1

is

output

when

PSSL

=

“L”.

inl)

DA01

(LSB

of

parallel

voice

data)

is

output

when

50

PSSL

=

“H”.

MNTO

is

output

when

PSSL

=

“L”.

APTR

O

|

Control

output

for

aperture

compensation.

“H”

for

R-ch.

51

APTL

as

Control

output

for

aperture

compensation.

“H"

for

L-ch.

[ves

[Yano

XTAI

X'tal

oscillator

output.

f=

16.9433

or

33.8688

MHz

by

selecting

the

mode.

54

XTAO

X’tal

oscillator

output.

f

=

16.9344

MHz

by

se-

lecting

the

mode.

|

55

|

XTSL

ae

16.9344

MHz

at

L.

33.8688

MHz

at

H.

|

86

|

Fst

||

2/3

frequency

divided

output

of

pins

53

and

54

57

C4M

Frequency

divided

output

of

X’tal.

f

=

4.2336

MHz.

It

changes

at

the

same

time

as

varying

the

pitch.

C16M

|

16.9344

MHz

output.

Simultaneously

changes

when

varying

the

pitch.

59

ON/OFF

control

of

digital

output.

ON

and

OFF

at

H

and

L,

respectively.

|

60

|

DOUT

||

Digital

output

61

EMPH

Issues

H

or

L

when

replaying

disk

is

with

or

without

emphasis,

respectively.

[WFR

[0

WRCK

we

rae

Sock

oat

[8

[SCOR

[0|Sitcotesmesovs1

[$880

[0

|

Sera

ouputofevnde

es

|

EXCK

||

Cc

ptr

seep

acbando

68

MUTG

Muting

input.

MUTG

is

“T”

normal

state

or

no

sound

state

when

ATTM

of

the

internal

register

is

“L”

or

“H”,

respectively.

69

Issues

the

output

of

internal

state

according

to

the

address.

XRST

aa

System

reset

input.

To

be

reset

at

“L”.

71

DATA

ae

Serial

data

input

from

CPU

2

Latch

input

from

CPU.

Data

(serial

data

from

CPU)

is

latched

to

each

register

at

the

fall

of

the

signal.

Power

supply

(+5

V)

Serial

data

transfer

clock

input

from

CPU.

It

latches

data

at

the

rise

of

locking

signal.

Vop

CLOK

E

a

74

Tracking

pulse

input

Serial

data

transfer

clock

output

to

SSP

Mirror

signal

input

|

CNIN

DAT

XLT

CLK

76

77

78

79

10

©

MN6471M/6474M

(D/A

Converter)

TEST!

TEST2

TP2

TP1

384FS

192FS

Xt

X2

LRPOL

G3)

LACLK

G4)

©

=

BCLK

VF

>

SROATA

(6)

g

g.

FinNo-[PnName[

Funcom

Microcomputer

command

load

input

(load

when

at

©)

Reset

terminal

(active

when

at

©)

me

ML

R

When

at

©

—

Signal

processor

LSI

format

aa

When

at

@

—

[?S

format

|

19

|

AV..2

{Analog

system

ground

terminal

2

207

[avg

[avai

esto

ound

inal)

[ae

vt

|

Bika

aystom

round

teminal

|

3s

X'tal

oscillation

terminal

xt

Xtal

oscillation

terminal

Digital

system

power

source

terminal

2

(+5

V)

[ie2FS

[192

FS

(6.4672

MMe)

outputtermingl

LRCLK

|

LRCLK

input

tenninal

-

o

:

LF-POL

when

at:

is

lt

channel

data

nats

nt

channel

data

input

LR-POL

when

at

©:

©

is

right

channel

data

input,

©

is

left

channel

data

input

ECS

Li

[40

[PD

_[Powerdownterminal

(Oisactivey

a1

[WATA

[Microcomputer

command

datainputierminal

=

[a2

[GLK

|

Mictcomputer

command

cock

inpuwrminal

MC-X7/X7L

<Compact

Disc

Player

Section>

MC-X7/X7L

|

<Compact

Disc

Player

Section>

©

CXP50116-304Q

(System

Control)

[Pinner

[vo]

_—Faneton

=e

ee

at

frex

|

[eomeseaecno

(RST

|

1]

Power

wrest

id

css

[no

|

[Comesesiovee

dT

ADI}

Tact

input

terminal

A

40

D

|

41

|

TEST

Test

port

normally

fixed

at

H.

|

FLDUTY

|ADI|

FL

duty

adjusting

port

normally

fixed

at

L.

|

43.

|EC

Event

counter

input

terminal

connected

to

Voo.

44

SOCK/CLK

SQSO

read-out

clock

output/serial

data;

L

transfer

clock

output

[s[bATA

[0

[Seralsaaoupt

————SSS*d

46

Sub

Q

80

bits,

PCM

peak

and

levei

data

16

bits

input.

ar

[eLesE

Sw)

1

Tayeose

swipe

aa

ore

sw

[1

[Tray

open

SWinpat

Tae

[o0se

[0

|wotr

ose

ouput

dC

20

oven

[0|wotropenoupt

i

[sr

[toon

[|

taser

Ow

ovat

dL

a2

[0

send

[0]

eaves

Houputordepiang

|

Tas

[xnst

[|

Resetouputterinal

|

Tse

[ure

[0]

MUTE

andeset

ath

and

rapecivey

|

H_

es

lors

filersia

26

[rox

[1

|

Foas

o€sinalinntiemina

|

sr

[sens

[1

[zc

a6, 120

andssroP

owt

|

Tse

orca

[

1

|

oipiay

dtarequestngut

|

so

[mat

[oftachoumt

SC

i

eee

0o

a

esew

[i

[sce

SSSCSC~

Tes

|sseour

fo]

ssBoumtSSCSC~CS

es

[omusy

[0]

cut

upon

vanenming

piy

can

|

U_

Ter [uo

[0

[Load

ut

or

convoing

MASH

vel

|__|

Tes

[MeL

[0

|

Gok

out

or

convoing

MASH

vel

_|

[22

[MDATA

|

0

|

Oat

ut

or

conroting

MASH

vel

_[_L_

lie

(el

conieaiebaon

ees

|

5

[no

7

fv

|

[72

_[xta__|

|

Ouputtom

dock

gonertorcreut

|

_—_

a

ae

ea

Connected

to

Voo

eal

EXTAL

Pa

Input

to

clock

generator

circuit

Le

|

zi

Eo

11.

PACKING

AND

ACCESSORY

LIST

Remote

Controll

Unit

1

PACKING

LIST

[

Parts

No.

Stock

No.

Description

1

27903400

Styrofoam

Packing

<Rear>

(TU)

2

27867300

Vinyl

BAG

(TUNER)

3

27903300

Styrofoam

Packing

<Front>

(TU)

4

27903500

Styrofoam

Packing

<Pair>

(CD)

5

27867400

‘Vinyl

BAG

(CD)

6

27903200

Styrofoam

Packing

<Pair>

|

(DECK,

AMP)

7

27594000

Vinyl

BAG

(DECK)

8

27343800:

Vinyl

BAG

(AMP)

9

05016400

Carton

Case

(MC-X7)

05049700

—_

Carton

Case

(MC-X7L)

64

SANSUI

“Nn

ae

TUNER

Ol&

ACCESSORY

CD

DECK

>

<

U

ACCESSORY

LIST

Parts

No.

Stock

No.

Description

83271700

Remote

Controller

RS-F14

49631200

AM

Loop

Antenna

49335000

Antenna

Connector

(EU)

49592410

17P

FG

Connector

Cable

(E)

49592510

15P

FG

Connector

Cable

(F)

46051700

FM

Antenna

19067300

Operating

Instruction

(E,

F,

S)

19067400

Operating

Instruction

(H,

G,

|,

Sw)

—_—__—-

Dry

Battery

(SUM-3)

07563000

Antenna

Holder

*

Note:

E:F:S:

English-French

and

Spanish

Version

H-G-I'Sw:

Hollands-German

and

Swedish

Version

SANSUI

ELECTRIC

CO.,

LTD.:

SANSUI!

USA

INC.:

WU7KS

ATS

AL

SANSUI

DEUTSCHLAND

G.M.B.H.:

New

River

Bidg.

10-14,

Shinkawa

1-chome,

Chuo-ku,

Tokyo

104,

Japan

PHONE:

(03)

5566-1024

/

FAX:

03-5566-1027

(International

Division)

1290

Wall

Street

West,

Lyndhurst,

New

Jersey

07071

U.S.A.

17150

South

Margay

Ave.

Carson,

California

90746

U.S.A.

Paul-Ehrlich-Strasse

8,

6074

Rédermark

2,

F.

R.

Germany

RAB

PRR

MINI-10-14

(7104)

(SM2-208)

Printed

in

Japan

(1991.01.C)

<Stock

No.

36555800>

Sansui MC-X7 User manual

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