Panasonic National stereo ss-7000a User manual

Service

M

-COMBINATION

OF

SS-7000A

STEREO

SYSTEM

RECEIVER

..............0s0000

saatinioadadsier

teint

SA-700A

AUTOMATIC

TURNTABLE

.....

SL-700A

SPEAKER

SYSTEM

.............s0:es00++0+2-9B-150D

MODEL

DO-

SPECIFICATIONS

AMPLIFIER

SECTION

AM

TUNER

SECTION

Power

Output

:

80

Watts

(PMPO)

in

Quadruplex

AM

Sensitivity

(IHF)

:

45

Watts

(IHF)

in

Quadruplex

RECORD

PLAYER

SECTION

Power

Bandwidth

:

10

Hz

to

40,000

Hz

Turntable

:

(-3dB

CPO.

5%)

diotor:

Input

Sensitivity

and

Impedance

(for

rated

output)

:

Cartridge

:

PHONO

1

(Moving

Magnetic)

3mV

50Kohms

60dB

Stylus

:

PHONO

2

(Ceramic)

150mV

50

Kohms

60dB

SPEAKER

SECTION

TAPE

(REC)

500mV

100

Kohms

70dB

System

:

Baten

Woofer

:

TAPE

(REC)

100mV

5Kohms

Tweeter

:

went

sn

ho

nt

ass

Range:

a

Z

Treble

Range

:

11dB

at

10kHz

DIMENSIONS

(W

xH

xD)

Damping

Factor

:

20

at

8ohms

Receiver

:

Loudness

control

:

+8dB

(100

Hz)

+4

dB

(10

kHz)

hay

FM

TUNER

SECTION

pee

FM

Usable

Sensitivity

(IHF):

2.5

#V

-+£3¢dB

IHF

WEIGHT

FM

Harmonic

Distortion

Receiver

:

(at

400Hz,

100%

modulation):

Less

than

0.4%

Turntable

:

Signal

to

Noise

Ratio

:

55dB

100%

60dB

Speaker

:

FM

Stereo

Separation

(at

1

kHz):

38dB

POWER

SUPPLY:

Capture

Ratio

(IHF):

2.5dB

7OOOA

18#V

+3dB

500

V/m

11”

Automatic

turntable

4-pole

Outer

rotor

synchronous

Moving

Magnetic

type

Diamond

2-way

2-speaker

6

%"

Hi-compliance

Cone-type

2"

Horn-type

8

ohms

18

1’

x5”

x14

Ke’

18%

x7

%”

x13

%”

11

3%’

x18

%”

x6

#4”

18,

12

Ib

15.7|b

9.15

Ib

(each)

100

~115,

115~130,

200~

225,

225~250

AC

60

Watts

MATSUSHITA

ELECTRIC

MATSUSHITA

ELECTRIC

TRADING

CO.,

LTD.

owas

P.

O.

Box

288,

Central

Osaka,

Japan

ORDER

NO.

SD-298

yi

>

iy

’

mH

¢

a

raat

LOCATION

OF

PARTS

PL6

PL1

SP1

SP7

CA8

CAS

CA9_

|

CA3

CAI!

CAG

Fig.

1

SOG

CH5

CH4

PL5

PL20

PL2

PL3

CHI2

CH10

SP5

SP6

SP7

S1.2

CH9|

CH8!

CHB

a

Fig.

2

CH7.

CHI1

Si7_

CH6

SCHEMATIC

DIAGRAM

mope.SL-700A

(PLAYER

UNIT

MODEL

SAP-113)

SSeS

4P

OUTOR

ROTOR

DISASSEMBLY

INSTRUCTIONS

TO

REMOVE

RECORD

CHANGER

1)

Remove

player

bottom

board.

=

2)

Remove

two

(2)

plugs

from

player

unit.

3)

Turn

three

(3)

locking

clips,as

illustrated

in

fig.

3.

(

)

4)

Remove

record

changer

from

player

cabinet.

TO

REMOVE

CHASSIS

Fig.

4

1)

Remove

five

(5)

bottom

board

screws,

Nos.

1-5,

as

illustrated

in

fig.

4.

2)

Remove

chassis

from

cabinet,

as

illustrated

in

fig.

5.

DIAL

CORD

STRINGING

GUIDE

Drum

RDD2080-1S)

Spring

(RDS417)

Dial

Cord(RDZO7-1)

Spring

Position

3

full

turns

Tuning

Shaft

(SDT6251)

Fig.

6

Notes:

Slider

(SDA11))

1.

Dial

cord

lengh

is

60”.

(Refer

to

fig.

6)

:

2.

Tuning

gang

is

positioned

at

minimum

capacity.

3.

Arrow marks

(1-11)

indicate

correct

order

and

direction

of

stringing

dial

cord.

4.

Cement

dial

cord

ends.

Sub

Slider

(SDP1031)

To

Mount

Slider

1.

Set

tuning

gang

to

fully

closed.

position

2.

Set

slider

to

start

point

of

dial

scale

3.

Attach

slider

to

dial

cord.

Poly

Slid

y

Slider_(SDE53)

4.

Attach

sub

slider

to

dial

cord.

Fig.

7

FM

2nd

IFT

=

Can

©

C-)

Qu

Tile

19KAz

Switching

7102,

7707

Fig.

9

VWXY

Z

(Zeacontvl|

Fig.

10

Fig.

8

RV607

RV

602

!

{

ALIGNMENT

INSTRUCTIONS

FREQUENCY

&

DISTANCE

ON

DIAL

SCALE

To

accurately

align

the

proper

frequencies

to

the

dial

scale,

refer

to

Table

and

mark

the

edge

of

the

dial

scale

plate

accord-

ingly,

using

the

‘‘Start

Point’

mark

on

the

dial

scale

as

a

Distance

from

‘‘Start

Point’

reference

point.

1.

AM/FM-IF

&

RF

ALIGNMENT

AM-IF

&

RF

ALIGNMENT

(Refer

to

figs.

8,

9)

Qutput

of

signal

generator

should

be

no

higher

than

necessary

to

obtain

an

output

reading.

Set

treble

control

to

center.

Set

band

selector

switch

to

AM.

Maintain

line

voltage

at

rated

voltage.

Set

volume

control

to

maximum.

Set

balance

control

to

center.

Set

bass

control

to

center.

SIGNAL

GENERATOR

COUPLING

SIGNAL

GENERATOR

FREQUENCY

RADIO

DIAL

SETTING

INDICATOR

Fashion

loop

of

several

turns

455

kHz

‘ g

serial

of

wire

and

radiate

signal

into

(400Hz

Mod.)

loop

of

receiver.

550kHz

(400

Hz

Mod.)

1500

kHz

(400

Hz

Mod.)

Point

of

noninter-

ference.

(on/about

600

kHz)

550

kHz

1500

kHz

Output

meter

across

EXT

Speaker

Jack

(L}

(Imp.

16)

Notes:

1.

Cement

antenna

bobbin

with

wax

after

completing

alignment.

2.

Make

certain

that

speaker

system

is

connected

to

the

tuner

when

alignment.

FM-IF

AND

DETECTOR

ALIGNMENT

WITH

OSCILLOSCOPE

(

EQUIPMENT

REQUIRED

Signal

generator

that

provides

10.7

MHz

marker.

Sweep

generator

that

provides

10.7

MHz

center

frequency

and

400

kHz

sweep

width.

Oscilloscope

1500

kHz

FM

Refer

to

figs.

8,

9)

ADJUST

T206

(1st

IFT)

T207

(2nd

IFT)

T2028

(3rd

IFT)

L204

(OSC

Coil)

L801

(ANT

Coil)

CT201

(OSC

Trimmer)

CTs801

(ANT

Trimmer)

45K!

2

BK

REMARKS

Adjust

for

maximum

output

Adjust

for

maximum

output

by

sliding

coil(L8o1)

along

ferrite

core.

Adjust

for

maximum

output.

Repeat

steps

(2)

and

(3).

10.7

MHz

Set

sweep

selector

of

oscilloscope

to

‘External

Sweep’’.

Apply

60

Hz

sweep

signal

from

sweep

generator

Set

treble

control

to

center.

to

horizontal

input

terminals

of

oscilloscope.

Set

band

selector

switch

to

FM.

Set

volume

control

to

minimum,

Set

bass

control

to

center.

SWEEP

GENERATOR

COUPLING

SIGNAL

GENERATOR

FREQUENCY

RADIO

DIAL

SETTING

Set

balance

controi

to

center

Maintain

line

voltage

at

rated

voltage.

INDICATOR

High

side

thru.

dummy

antenna

to

point

TP1.

Common

to

chassis.

High

side

thru.

0.001

uF

to

point

TP2.

Common

to

chassis.

Point

of

non-

interference

(on/about

89

MHz)

Connect

vert.

amp.

of

scope

to

point

TP2.

Common

to

chassis.

ADJUST

Tio1

(FM

Ist

IFT)

Ti02 (FM

2nd

IFT)

T201

(FM

3rd

IFT)

T202

(FM

4th

IFT)

T204

(FM

6th

IFT)

T205

(FM

DISC.

IFT)

Fig.

11

REMARKS

Turn

T203

and

Tz205

upwards

and

adjust

T1o1,

T102,

T201,

T202

and

7204

for

maximum

amplitude

and

symmetrical

curve.

Adjust

T7205

(primary)

so

that

10.7

MHz

marker

is

at

the

T203

(FM

5th

IFT}

T204

(FM

6th

IFT)

T205

(FM

DISC.

IFT)

center.

FM-RF

ALIGNMENT

(Refer

to

fig.

8)

Output

of

signal

generator

should

be

no

higher

than

necessary

to

obtain

an

output

reading.

5

Set

volume

control

to

maximum.

.

Set

treble

control

to

center.

Set

balance

control

to

center.

Set

bass

contro!

to

center.

Set

band

selector

switch

to

FM.

Maintain

line

voltage

at

rated

voltage.

SIGNAL

RADIO

GENERATOR

DIAL

INDICATOR

ADJUST

REMARKS

COUPLING

FREQUENCY

SETTING

Connect

to

EXT.

FM

antenna

terminal

through

FM

dummy

antenna.

Common

(400

Hz

Mod.)

to

chassis.

Output

meter

across

L106

(FM

OSC

Coil)

90

MHz

;

EXT

Speaker

Jack

Lio1

(FM

ANT

Coil)

Adjust

for

maximum

(\)

L103

(FM

Detector

Coil)

output.

CT103

(FM

OSC

Trimmer)

Adjust

for

maximum

106

MHz

106

MHz

CTs01

(FM

ANT

Trimmer)

output.

Repeat

steps

(400

Hz

Mod.)

CTi02

(FM

Detector

(1)

and

(2),

Trimmer)

Note:

As

three

output

responses

will

be

present

proper

tuning

is

the

center

frequency.

2.

FM-STEREO

ALIGNMENT

19

kHz

AMP.

ALIGNMENT

(Refer

to

fig.

9)

EQUIPMENT

REQUIRED

Stereo

Modulator

Connect

Stereo

Modulator

output

to

EXT.

Mod.

terminal

of

signal

generator.

Signal

Generator

.........

Modulation

Rate

of

19

kHz

pilot

signal

10%

Output

Level

..

Frequency

Approximately

90

MHz

Oscilloscope

Dummy

Antenna

VTVM

CONTROL

SETTING

&

PROCEDURE

Band

selector

switch

to

FM

STEREO,

treble

control

to

minimum,

bass

control

to

minimum

balance

control

to

center,

volume

control

to

andible

level

of

speaker

sound

and

dial

setting

to

approximately

90

MHz.

EQUIPMENT

CONNECTION

SIGNAL

GENERATOR

OSCILLOSCOPE

ADJUST

REMARKS

Connect

to

EXT.

FM

antenna

terminal

Connect

vert

Amp.

of

scope

to

point

T301

(19

kHz

Pick-up

Coil)

Adjust

T301

and

T302

for

; .

maximum

oscilloscope

pattern

through

Dummy

antenna.

TP4.

Common

to

chassis.

T302

(38

kHz

Coil)

of

38

kHz.

a

SEPARATION

ALIGNMENT

(Refer

to

fig.

9)

EQUIPMENT

REQUIRED

Stereo

Modulator

Connect

Stereo

Modulator

output

to

EXT.

Mod.

terminal

of

signal

generator.

Signal

Generator

Modulation

Rate

of

19

kHz

pilot

signal

Modulation

Rate

by

signal

...

30%

Output

Level

..

60%

Oscilloscope

Dummy

Antenna

VTVM

CONTROL

SETTING

&

PROCEDURE

Band

selector

switch

to

FM

Stereo,

treble

control

to

minimum,

bass

control

to

minimum,

balance

contro!

to

center,

volume

control

to

500

mW

of

output

level.

STEP

ALIGNMENT

CIRCUIT

ADJUSTMENT

REMARKS

Adjust

RV301

for

the

minimum

indication

on

VTVM

from

the

SEPARATION

RV301

(Separation

Control)

right

side

output

when

the

left

side

of

stereo

modulator

is

modulated.

3.

POWER

AMP.

ALIGNMENT

(Refer

to

fig.

10)

EQUIPMENT

REQUIRED

Tester

OC

mV

Range

DC

mV

Range

CONTROL

SETTING

&

PROCEDURE

Band

selector

switch

to

PHONO,

treble

contro!

to

minimum,

bass

control

to

minimum,

balance

contro!

to

center,

volume

control

to

minimum.

ALIGNMENT

CIRCUIT

EQUIPMENT

CONNECTION

ADJUSTMENT

REMARKS

Connect

Tester

to

Point

W

and

X.

RVeo1

(Leh)

DC

Balance

Make

adjustments

so

that

the

power

Connect

Tester

to

Point

Y

and

X.

RVe602

(Rch)

voltage

becomes

0

voltage.

Connect

VTVM

(for

DC

mY)

to

point

V

and

W.

ICQ

Control

Co

t

VIVM

(for

DC

mM)

t

ang

on

VIVM

becomes

12

mV.

inne

‘or

Y

ree

ce

RV604

(Rch)

Repeat

steps

(1,

2

and

3,

4)

RV603

(Lch)

Make

adjustments

so

that

the

indication

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-

2370

REAR

OUT

be]

(L)

FRONT.

QUT

(u)

|

!

|

o

;

R628

V2W

18)

_

R615

w2wi00

39

Faq)

+f

cen

25v220

cewrorT

i

ROITAWAIN

R811

1/4

2W

330

Lich

SP

gox

!

{

|

1

|

}

|

PANASO

NIC

HEADPHONES

77CB02

P.001

TRANSISTORS

DIODES

TRio1

3SK32

Dior

OA72

TRio2

2SC784

D2or

0A70

TRio3

2SC381

D202~203

MA26

TR201~202

2SC381

D202-

207

OA79

TR

203.206

2SC645

D208-209

OA70

TR

:205

2SA102

Dow-

2

20QA79

TR01-304

2SC828

Dso1

MA26

TR

305

2SA550

D303~

304

0A70

TRsot

~

502

2SA666

D305

~

307

MA26

TReor.

602

A2SA666

Daos~3n

20A70

TReo3

606

A2SC538

=

Dsoreo2

MA26-2

TReovcoe

A2SA550

—__De03,606

MA26-1

TReos

«2

A2SD226

Dio

1S$1850

TR7o1

2SB324

D707

1S1850R

D703

0278.2A

1c

Deo!

0A70

ICzo1

AN

204

NOTES

1-O-

--Corresponds

to

the

number

on

the

printed

wiring

bosrd

2:S*S2

FM

Sersitity

Select

Switch

now

in

DX

position.

4S3-S8--Setector

Switch

now

in

PHONO?

position.

moves

PHONO

2+

PHONO1>FMAUTO@AM

in

that

order.

4.S9~S10-MODE

Switch

now

in

STEREO

position.

5.SN~S12—TAPE

MONITOR

Switch

now

in

normal

position.

6.S13~S14--STEREO

MODE

Switch

now

in

2CH

position.

2CH

STEREO4CH

STEREO

7.515~S16--LOUDNESS

CONTROL

Switch

now

in

OFF

position.

@

DC

Voltage

measurements

are

taken

with

‘circuit

Tester

(TOOKN/V)

trom

chassis

ground

(

)---NO

Signal

Condition.

[---

FM

Stereo

Signal

Reception

9517

Power

Source

Switch

now

in

ON

Position.

CR

numbers

FM

FRONT

=

C101-116

Ri01~110

IF

C201-733

R701

261

MPX

301-321

RI0K337

PRE

401-426

RLOS-L23

AF

503-521

R50R821

POWER

C601~626.

R6O*630

POWER

SOURCE

€701~707

R70¥703

OTHERS

801-808

Reore21

This

schematic

diagram

may

be

moditied

with

development

of

technology.

CIRCUIT

BOARD

MODEL

SS-7000A

|

*

4

|

FM

RF|

|

| | .

POWER

AMP

|

a

RECTIFIER

|

¢

[9.0]

[=20.0]

[+20.0

ites

43

9

1

SuP-2090

O

«

680

SVE

«

(.

iS

Gq

iS

Ll

G

g

O

3\

7

\

€

(8

ae

TONE

CONTROL

AMP

SON

RV5OI

RV

5045505

$506,507

1)

Rv

502,503

[6

|

BALANCE

TREBLE

BASS

.

VOLUME

VOLUME VOLUME

el

@

@)

@

©)

@)

(0)

q)

(3)

(2)

AM

IF,

RF

&

FM

IF

ZETOOVVESIN

tdé-

078

Panasonic NATIONAL STEREO SS-7000A User manual

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