Toshiba Kt-s1 Mounting instructions

fact.

Ny

5G

TOSHIBA

STEREO

CASSETTE

PLAYER

rr

BAA

reece

SERVICE

DATA

FILE

NO.100-152A

KT—S1

|

CONTENTS

1

OPERATING:

CONTROLS

*

25

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ck

ccis

eee

ald

pete

Pea

Mace

te

3

2.

DISASSEMBLY

INSTRUCTIONS

...........

00.00

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nee

4

to

5

3..

BLOCK.-DIAGRAM

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5.9

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acs hoe

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bes,

wes

6

4.

ALIGNMENT

INSTRUCTIONS

.........

2...

0c

cece

ee

ees

7

to

8

5.

ELECTRICAL

PARTS

LOCATION.............

02.00

ee

eee

eanee

9,

11

5-1

CASSETTE

PLAYER

SECTION...

0...

ee

eens

9

5-2.

FM

TUNER

PACK

SECTION

........

0.0.0

cee

ee

eee

11

6.

SCHEMATIC

DIAGRAM

.......

0...

0.0 eee

eee

ee

eee

ees

10,

12

6-1

CASSETTE

PLAYER

SECTION

...........

0.00.

e

eee

ees

10

6-2.

FM

TUNER

PACK

SECTION

......

0...

0.

cee

ees

12

7.

MECHANISM

EXPLODED

VIEW....

2...

....

ee

ees

13

8.

MOTOR

REPLACEMENT

..........

2...

0

eee

ee

teens

14

9.

CABINET

EXPLODED

VIEW

....

2...

ee

eee

es

15,

18

9-1

CASSETTE

PLAYER

SECTION..........

0.0.

c

ce

ene

15

9-2

FM

TUNER

PACK

SECTION

...........

0.0...

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eee

ene

18

10:

-IPARTS:

LIST

3

iti

kia

ea

2

G46

Palit)

Seana

Sauk

Wade

16, 17,

19,

22

10-1

MECHANISM

&

CASSETTE

RECORDER

CABINET..................

16

10-2:

“CASSETTE:

RECORDER:

sc

:3%0

55

cdots

as ne

See

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17

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11.

HEADPHONE

SECTION

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20,

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11-1

HEADPHONE

EXPLODED

VIEW

(TA,

TC,

AY).

.......

0.000

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eas

20

11-2

HEADPHONE

PARTS

LIST

(TA,

TC,

AY).........

00000

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20

11-3.

HEADPHONE

EXPLODED

VIEW

(YY,

EY,

RY,

MY).

.........0000

00s

21

11-4

HEADPHONE

PARTS

LIST

(YY,

EY,

RY,

MY).

.........

0000

e

eee

21

Nameplate

(KT-S1)

Name

Label

(RP-S2)

(TA,

TC)

TOSHIBA

STEREO

CASSETTE

PLAYER

TOSHIBA

FM

STEREO

rere

TOSHIBA

CORPORATION

MADE

IN

JAPAN

USE

IN

COMBINATION

WITH

TOSHIBA

STEREO

CASSETTE

PLAYER

KT-S2

TOSHIBA

CORPORATION

FCC

10:

AUX9XAMOS1

TOSHIBA

MADE

IN

JAPAN

Name

Label

(RP-S2)

(AY,

YY,

EY,

MY)

TOSHIBA

Soshu

fa

FM

STEREO

TUNER

PACK

MODEL

NO.

RP-S2

USE

IN

COMBINATION

WITH

TOSHIBA

STEREO

CASSETTE

PLAYER

KT-S2

TOSHIBA

CORPORATION

MADE

IN

JAPAN

1.

OPERATING

CONTROLS

[RADIO]

tndicator

Lamp

[FUNCTION]

Switch

(RADIO/TAPE)

[PHONES]

Jack

[TAPE]

Selector

{BATT]

Indicator

[

>>

REVIEW]

Rewind/Review

Button

—e

[DC

IN

6V]

Jack

[

44

CUE]

Fast-Forward/Cue

Button

[TS]

Talk

Switch

Button

{M@

4

STOP/EJECT,

|

RADIO;

OFF}

Button

[<<

PLAY/|RADIO}

ON]

Button

[VOLUME]

Control

Figure

1.

[TUNING]

Knob

Tuning

Dial

Pointer

[FM

STEREO]

tndicator

[STEREO/MONO]

Switch

[LOCK]

Tab

TOBHMIBA

Figure

2.

ene

eam

KT-—S1

KT—S1

2.

DISASSEMBLY

INSTRUCTIONS

=

CABINET

BACK

REMOVAL

9

(A)

PAN

Screw

1.46

x

5mm,

Chrome

1.

Remove

screws

(A),

@),

©)

which

secure

cabinet

back

and

a

screw

D

which

holds

the

right

strap

to

detach

the

cabinet

back.

BID

Tapping

Screw

2¢

x

10mm,

Chrome

Figure

3.

0)

BID

Screw

Figure

4.

PAN

Screw

1.49

x

3mm,

Chrome

i:

Oe

e

Figure

5.

=@

CABINET

FRONT

REMOVAL

€)

BID

Tapping

Screw

1.

Remove

the

cabinet

back.

2.66

x

8mm,

Red

2.

Remove

screws

©,

®)

which

hold

mechanism

to

detach

the

cabinet

front.

Figure

6.

©

PAN

Screw

9

©)

PAN

Screw

=

HOW

TO

OPEN

THE

MAIN

P.C.

BOARD

1.4¢

x

3mm,

Black

1.4¢

x

4mm,

Black

1.

Remove

the

cabinet

back.

FLT

Screw

2.

Remove

the

screw

©

which

holds

the

P.C.

Board

1.4%

x

3.5mm,

Black

(H)

and

mechanism.

3.

Open

the

cassette

cover

and

remove

2

screws

)

which

hold

the

mechanism

cover

and

connector.

Figure

7.

KT—S1

TUNER

PACK

SERVICING

1.

Remove

the

specia!

screws

oO

at

the

cabinet

bottom

3.

Open

the

cassette

cover

and

set

the

cassette

in

the

of

the

tuner

pack.

cassette

compartment

with

the

cabinet

top

of

the

2.

Detach

the

cabinet

top

of

the

tuner

pack.

tuner

pack

removed.

In

this

state,

you

can

also

open

the

P.C.

Board

of

the

tuner

pack.

9

Screw

CG)

Special

Tapping

Screw

a)

Figure

8.

Figure

10.

Figure

11.

3g

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KT-S1

4.

ALIGNMENT

INSTRUCTIONS

TIO!

Z20!

Figure

13.

FM-IF

ALIGNMENT

1.

Turn

on

both

sweep

generator

and

oscilloscope,

and

allow

a

fifteen-minute

warm-up

period.

2.

Connect

the

RF

SWEEP

SIGNAL

OUTPUT

from

the

signal

generator

through

the

loop

antenna

to

the

receiver.

3.

Connect

the

oscilloscope

vertical

input

directly

to

the

test

point

Lor

R

and

connect

the

shielded

lead

to

the

test

point

Earth.

4.

Connect

the

SWEEP

VOLTAGE

OUTPUT

of

the

sweep

generator

to

the

oscilloscope.

5.

Proceed

as

outlined

in

the

FM-IF

ALIGNMENT

CHART.

FM-IF

ALIGNMENT

CHART

Signal

coupling

Equip.

Tuning

Connection

;

Pattern

Turn

the

coil

T102

fully

counterclockwise

to

obtain

a

single

peak.

Fig.

16

Connect

sweep

Sweep

Tuning

Knob

|

Set

scope

for

con-

generator

output

to

generator

of

|

fully

counter-|

necting

output

a

three-turn

loop

10.7

MHz

clockwise

signal

from

TUN

antenna

of

10cm

center

freq.

|

(Highest

OUT

to

vertical

Adjust

coil

T101

in

order

diameter.

with

10.7

Frequency.)

|

axis

of

scope

“V”

until

the

best

single

peak

MHz

marker.

and

sweep

gener-

is

obtained.

ator

output

to

Finally

turn

the

coi!

T102

horizontal

axis

to

obtain

S

curve.

Fig.

17

do

hae

1F

Sweep

Test

Receiver

FM

Swee

:

under

test

Generator

SWEEP

VOLTAGE

OUTPUT

.

3-turn

Loop

Antenna

located

near

the

L001

Figure

14.

ay

KT-S1

Generator

Couping

Hook-Up

S

Curve

Supply

Figure

16.

Figure

17.

FM-RF

ALIGNMENT

piguiesl

a:

.

Turn

on

the

signal

generator

and

the

VTVM,and

allow

a

fifteen-minute

warm-up

period.

Connect

the

signal

generator

output

through

a

75

ohm

dummy

antenna

across

FM

ANT.

‘Connect

the

VTVM

across

a

15K

ohm

dummy

load.

Adjust

the

signal

generator

frequency

as

indicated

in

FM-RF

ALIGNMENT

CHART,

and

maintain

a

sufficieni

FwWn

=

signal

output

level

to

provide

a

measurable

indication.

5.

Proceed

as

outlined

in

the

FM-RF

ALIGNMENT

CHART.

FM-RF

ALIGNMENT

CHART

Signal

Generator

Radio

Dia!

Setting

Adjustment

Remarks

87.5

MHz

Tuning

Knob

fully

OCS.

Coil

Counterclockwise

(Lowest

Frequency)

Eee

108

MHz

Tuning

Knob

fully

seam

Clockwise

; ,

(Highest

Frequency)

Repeat

steps

1

and

2

as

required.

Adjust

for

maximum

output

indication

Adjust

for

maximum

C004

output

indication

90MHz

RF

Coil

LoOo1

Adjust

for

maximum

+

Tune

to

signal

106

MHz

Ant.

Trim.

output

indication

C003

Repeat

steps

4

and

5

as

required.

CAUTION:

When

realigning

the

FM

Receiving

Frequency,

the

highest

end

of

the

frequency

range

should

not

be

more

than

108

MHz

and

the

lowest

end

of

the

frequency

range

should

not

be

less

than

87.5

MHz,

in

order

to

comply

with

FTZ

regulations

in

West

Germany.

ha

are

7

oF

MW

+o

A

(FM)

To

signa!

generator

:

50

ohm

se

(SG

imp.

50

ohm)

,

50

ohm

oO

receiver

| |

eae

See

eee

E

Lbe-e

ee

Sy

75

ohm

dummy

antenna

FREE

RUN

FREQUENCY

ALIGNMENT

Playback

Head

Adjust

R204

under

no

signal

condition

so

as

to

obtain

76

kHz

+

150

Hz.

\

PLAYBACK

HEAD

ADJUSTMENT

Adjusting

Screw

A

6.3

kHz

standard

tape

must

be

used

for

this

adjustment.

Connect

a

VTVM

or

an

oscilloscope

to

the

EXT

Speaker

jack

and

adjust

the

azimuth

by

using

a

phillips

screwdriver

to

maintain

the

maximum

output

voltage.

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MECHANISM

EXPLODED

VIEW

Figure

23.

bee

|

KT-—S1

|

(1)

(2)

8.

MOTOR

REPLACEMENT

1.

MOTOR

PULLEY

REMOVAL

Put

a

preheated

soldering

iron

on

the

upper

part

of

the

pulley

to

melt

the

metal

glue

between

the

motor

pulley

and

the

shaft

of

the

motor

and

pull

the

motor

pulley

upward

strongly.

(See

Figure

24)

Caution:

Do

not

scorch

your

fingers.

2.

MOTOR

PULLEY

INSTALLATION

Maintain

a

gap

(1mm)

between

motor

and

motor

pulley

as

shown

in

Fig.25and

apply

a

little

metal

glue,

LOCTITE

601

(22964085)

from

the

top

of

the

motor

pulley.

Spread

the

glue

between

them

by

reciprocating

the

pulley

and

then

fix

it

while

keeping

the

adequate

gap

for

one

minute.

Caution:

Do

not

put

glue

around

part

A

in

Figure

25.

Soldering

tron

Motor

Pulley

——

Motor

Figure

24.

A

little

metal

glue—.

6

}

Motor

Pulley

Gap

{

Imm

=

®

Be

sure

to

keep

distance

of

Imm.

Motor

Figure

25.

—14—

Toshiba KT-S1 Mounting instructions

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