Sony Cfs-w501l/s User manual

SERVICE

MANUAL

FIGURE:

CFS-W501L

AEP

Model

CFS-501L:

E

Model

CFS-501S:

MICROFILM

SPECIFICATIONS

Frequency

FM

87.5—108

MHz

(50

kHz

increments)

range

MW

531—1611

kHz

(9

kHz

increments)

LW

153—281

kHz

(AEP

Model)

SW-1

—

5.85--6.35

MHz

(49

m)

SW-2

7.00—7.50

MHz

(41

m)

SW-3

9.40-—-9.90

MHz

(31

m)

SW-4

=

11.60—12.10

MHz

(25

m)

SW-5

=

15.10—15.60

MHz

(19

m)

SW-6

=

17.55—18.05

MHz

(16

m)

SW-7

=

21.40—21.90

MHz

(13

m)

FM/SW:

Telescopic

MW/LW:

Built-in

ferrite

bar

(LW:

AEP

Model)

Recording

system

4-track,

2-channel

stereo

Frequency

response

80—~

10,000

Hz

Speakers

Full-range:

10

cm

(4

inches)

x

2

Peak

music

power

output

WW

Rated

power

output

2.3W

+

2.3W

at

10%

harmonic

distortion

in

9V DC

operation

Inputs

MIX

MIC

input

jack

(mono

minijack)

(1)

sensitivity

3.88

mV

for

low-impedance

microphone

LINE

IN

jacks

(phono)

(2)

(input

impedance

47

kilohms,

sensitivity

0.44

V)

Headphones

jack

(stereo

minijack)

for

8—300

ohm

impedance

headphones

Power

requirements

220

V

AC

50

Hz

(AEP

Model)

F

110—120/220—240

V

AC

50/60

Hz

(E

Model)

9

V

DC,

six

R20

(size

D)

batteries

Clock/tuner

memory:

3

V

DC,

two

R6

(size

AA)

9

V

DC,

six

R20

(size

D)

batteries

Clock/tuner

memory:

3

V

DC,

two

R6

(size

AA)

Antennas

Outputs

MF-W501PB-75D

(Deck

A)

MF-W301RP-75D

(Deck

B)

CFS-wW401

Tape

Transport

Mechanism

Type

Similar

Mechanism

Set

Power

consumption

14

W

in

AC

Operation

Battery

life

Batteries

FM

recording

Sony

New

Super

approx.

SUM-1

(NS)

15

hours

Sony

AM1

alkaline

approx.

26

hours

For

clock/tuner

memory:

Approx.

1

year

with

Sony

SUM-3

(NS).

.

Dimensions

Approx.

530

x

134

x

127

mm

(w/h/d)

(20

7/8

x

5

3/8

x

5

inches)

incl.

projecting

parts

and

controls,

not

incl.

handle

Weight

Approx.

3.6

kg

(7

Ib

15

02)

incl.

batteries

Accessory

supplied

AC

power

cord

(1)

Optional

accessory

Cleaning

kit

KK-4

Design

and

specifications

subject

to

change

without

notice.

FM/MW/LW/SW

STEREO

CASSETTE-CORDER

SON

Y.

_CFS-W5O1L/S

_

ae

CONTENTS

Section

Title

Page

SPECIFICATIONS

.............00502005

1

MODEL

IDENTIFICATION

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

2

LOCATION

AND

FUNCTION

OF

CONTROLS

|

co

bed

eee

ee

ees

3

TO

SET

THE

CLOCK,

OPERATION

OF

THE

‘RADIO

«sc

een

kee

ee

wee

ees

4

‘

AITO“

SCAN

TUNING’

«

con.

ee

coke

5

SAFETY-RELATED

COMPONENT

WARNING!!

MEMORY

PRESET

TUNING

6

preceanl

IDENTIFIED

BY

SHADING

AND

MARK

ag”

@

eve

omar

ON

THE

SCHEMATIC

DIAGRAMS

AND

IN

THE

TO

SET

THE

TIMER-ON

TIME,

PARTS

LIST

ARE

CRITICAL

TO

SAFE

OPERATION.

FOR

WAKE-TO-RADIO

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

7

REPLACE

THESE

COMPONENTS

WITH

SONY

PARTS

SECTION

1

ADJUSTMENTS

WHOSE

PART

NUMBERS

APPEAR

AS

SHOWN

IN

THIS

1-1.

MECHANICAL

ADJUSTMENTS

.

8

MANUAL

OR

IN

SUPPLEMENTS

PUBLISHED

BY

SONY.

1-2.

ELECTRICAL

ADJUSTMENTS

..

10

SECTION

2

DIAGRAMS

2-1.

MOUNTING

DIAGRAM.......

15

2-2.

SCHEMATIC

DIAGRAM

;

(Tuner

Section)

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

19

2-3.

SCHEMATIC

DIAGRAM

(Main

Section)

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

21

2-4.

SCHEMATIC

DIAGRAM

(Display

B)

.........--.--00-

24

2-5.

SCHEMATIC

DIAGRAM

(D-DconB)............-00-

24

SECTION

3

EXPLODED

VIEWS

PARTS

LIST

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

26

SECTION

4

ELECTRICAL

PARTS

LIST....

32

ORTRET

RLS

RIDES

ESSA

RSSRSSRISTLSRIT

RII

RET

RETEST

RT

AST

RES

RT

RTT

RST

TESTES

RTT

RIT

RTPI

RIS

ASR

IATL

RAS

RIT ROT

AOD

MODEL

IDENTIFICATION

—

Specification

Label

—

AEP

Model

...

CFS-W501L

E

Model

.......

CFS-W501S

10

BANDS

...

AEP

Model

9

BANDS...

E

Model

SONY.

—

wovet

no.

LLL

STEREO

CASSETTE-CORDER

AC:

220V.

~

50Hz

14W

YUL

UII

ee

AEP

Model

WLLL

LLL

AC:

110—120/220~240V

~50/60Hz14W

DC:

9V

R20

SIZE

D

X

6

BATT

OR

—

Lares

nes

E

Model

EQUIVALENT

DC:

3V

R6

SIZE

AA

X

2

BATT

OR

EQUIVALENT

(COMPUTER/CLOCK)

SONY

CORP.

LOCATION

AND

FUNCTION

OF

CONTROLS

2)

B®

&)

©)

BG)

&

GB)

bo

tste)t3)

4

(9)

CFS-WS5O1L/S

Ss

Fi

ae

me

==

=

\

~

aah

ia

Sed

[1]

PHONES

(headphones)

jack

(stereo

minijack)

{2]

Telescopic

antennas

{3}

VOLUME

contro!

[4]

5-BAND

GRAPHIC

EQUALIZER

controls

Use

to

tailor

tone

response

to

listening

room

or

listening

material.

[5]

TIMER/SLEEP

switch

(6}

REC

MUTE

button

Use

to

add

a

silent

section

during

recording.

MIX

MIC

(external

microphone)

jack

(monaural

minijack)

Minijack

to

record

or

mix

sound

from

an

external

microphone.

MIC

(built-in)

(9}

Handie

TAPE

SELECT

(PB)

selector

Use

during

playback

to

choose

between

Type

i

(normal)

and

Type

li/IV

(CrO2/metal)

tape

types.

{11]

RADIO/LINE

IN

selector

{i2]

Tape

operation

buttons

u

PAUSE

~#<

FF

(fast-forward,

AMS)

button

(deck

A)

FF/CUE

(fast-forward/cue)

button

(deck

B)

>>

REW

(rewind,

AMS)

button

(deck

A)

REW/REV

(rewind/review)

button

(deck

B)

(note:

«4

and

»

do

NOT

release

automatically

at

tape

end.)

~

PLAY

button

e

REC

(record)

button

(deck

B

only)—Pressing

this

will

automatically

depress

~«

PLAY.

AM

STOP/EJECT

[13]

FUNCTION

selector

;

Selects

RADIO/LINE

IN,

TAPE

or

DUBBING.

You

can

choose

NORMAL

or

Hi-SPEED

dubbing.

OPRIBATT

(operation/battery)

indicator

Shows

unit

is in

use.

When

glow

becomes

faint,

change

all

batteries.

(15)

LINE

IN

jacks

(left

and

right

phono

jacks)

Allow

connection

of

other

component

(e.g.

CD

player).

SENS

(sensitivity)

(DX/LOCAL)

selector

Normally,

set

to

DX.

AC

IN

socket

VOLTAGE

SELECTOR

(E

Model)

ISS/FM

STEREO

(Interference

suppress/FM

stereo-

mono)

switch

(AEP

Model)

-

Selects

between

stereo

and

mono

during

FM

play,

and

between

ISS

positions

1

and

2

for

MW

and

LW

recording.

Speaker

Clock/Timer

operation

buttons

CLOCK—to

set

clock

TIMER—to

display

or

set.timer-on

time.

SLEEP—for

timed

radio

play.

STANDBY

—+to

activate

or

turn

off

wake-to-radio,

wake-to-alarm.

Cassette

holder

B

Clock/tuner

display

FM

STEREO

indicator

Lights

to

show

stereo

reception.

Use

to

find

best

tuning.

(25]

TIME/SCAN

+/—

buttons

For

radio

tuning,

clock/timer

setting.

MEMORY

button

To

memorize

preset

radio

tuning

stations

(and

to

set

wake-to-alarm)

Cassette

holder

A

FM/MW/LW/SW

PRESET

TUNING

buttons

(AEP

Model)

FM/MW/SW

PRESET

TUNING

buttons

(E

Model)

BAND

selector

(AEP

Model:

FM/MW/LW/SW)

(E

Model:

FM/MW/SW)

ve

CFS-W5O01L/S

TO

SET

THE

CLOCK

Make

sure

the

FUNCTION

selector

is

set

to

a

position

other

than

RADIO/LINE

IN.

2

TIMERO

-

TIME/SCAN

+

ery

f

O

S

CLOCHY

staNDBYO

TIMER

fF

SLEEP

reer?

(7

STANDBY

O

:

TIMERO

-TIME/SCAN+

SLEEPO

a

a:

CLOCK]

c

i)

STANDBYO

Hold

down

CLOCK

and...

Press

+

or

-.

24-hour

time

display

Separate

times

for

AM

and

PM

are not

displayed.

1:00

PM

is

displayed

as

13:00.

Midnight

is

displayed

as

0:00.

Noon

is

displayed

as

12:00.

For

fast

clock

advance

Hold

down

+

or

-.

To

set

seconds

exactly

Ex.

To

set

to

7:00

(00

seconds).

Set

clock

to

6:59,

then

continue

to

hold

down

CLOCK.

At

a

signal

indicating

the

exact

hour

(eg.

a

radio

broadcast

or

telephone

“time”

service)

press

+

once.

The

clock

will

be

set

to

exactly

7:00.

OPERATION

OF

THE

RADIO

MANUAL

TUNING

Make

sure

that

TIMER/SLEEP

switch

is

set

to

OFF.

3

LINE

INS

@RADIO

Mw

oe

ed

tm

fut

i

TIME/SCAN

+

FUNCTION

LINE

IN

RADIO

TIME/SCAN

+

(Released)

;

5

BAND

JQ

GRAPHIC

EQUALIZER

~

Select

band.

.

Tune

desired

station.

Adjust.

To

turn

off

radio.

(LW:

AEP

Model)

@

TAPE

(RADIO

OFF)

FUNCTION

i

CFS-WS5O1L/S

CFS-WS501L/S

For

SW

tuning

;

MEMORY

PRESET

TUNING

There

are

7

SW

frequency

bands

(see

frequency

table).

Table

of

SW

frequency

bands

Band

Frequencies

In

step

2

of

MANUAL

TUNING,

if

you

press

SW,

the

last

:

49m

585—6.35

MHz

*

To

memorize

a

preset

station

previously

tuned

SW-band

(eg.

31

m)

will

be

selected.

Each

41m

700—750

MHz

Ex.

To

memorize

89.20

MHz

FM

at

preset

2.

time

you

press

SW,

the

band

will

advance,

(to

25m,

19m...).

31m

9.40—990

MHz

:

First

the

meter

band,

then

the

frequency

will

be

displayed.

25m

41.60—12.10

MHz

PRESET

After

13

m,

the

49

m

band

is

selected.

19m

1510-1560

MHz

2

16m

—1755—-18.05

MHz

#

RADIO

*

MHz

=

kHz»

1000

13m

21.40—21.90

MHz

Fin

iW)

Ws

Sw

MEMORY

iJ

Saat

aa

as

ED

at

ET

mete

FM/MW/LW/SW

PRESET

TUNING

Tune.

Hold

down

MEMORY

and

press

2.

2

will

appear.

ou

eS

PIE

AA

U

Cetus

Ls

ae

Loar)

—_>

sw

aos

)3

(cee

cmmniiad

Sumas

7am

;

2

To

tune

a

preset

station

:

After

memorizing

in

the

example

above:

press

FM,

then

FM/MW/LW/SW

(FM/MW/SW)

PRESET

TUNING

2.

Memorized

station

FM

89.20

MHz

will

be

tuned.

FM

89.20

MHz

is

now

memorized

at

preset

2.

AUTO

SCAN

TUNING

How

many

stations

can

be

preset?

In

step

3

of

“MANUAL

TUNING,”

hold

down

+

or

—

for

Note

on

LW

frequency

display

CFS-W501L:

one

FM,

one

MW,

one

SW

and

one

LW

station

several

seconds,

then

release.

LW

frequency

assignments

are

being

revised.

During

auto

for

each

FM/MW/LW/SW

PRESET

TUNING

button:

a

total

A

tone

will

sound.

tuning,

frequency

displays

may

be

different

from

the

actual

of

20

preset

stations.

The

tuner

will

tune

in

the

nearest

station

in

that

direction,

frequency

tuned.

Tuning

quality

is

not

affected.

CFS-W501S:

one

FM,

one

MW

and

one

SW

station

for

each

play

for

5

seconds,

then

move

to

the

in

the

FM/MW/SW

PRESET

TUNING

button:

a

total

of

15

preset

selected

direction.

This

process

will

repeat.

To

eliminate

noise

when

broadcast

source

is

nearby

stations.

When

a

station

you

want

to

listen

to

is

tuned

in,

press

Set

SENS

to

LOCAL.

+

or

—

within

5

seconds.

LW

frequency

revision

The

tuner

will

remain

tuned

to

that

station.

Graphic

equalizer

adjustments

Due

to

a

revision

of

LW

frequency

assignments,

manual

ad-

These

are

the

frequency

coverages

of

the

equalizer

controls.

justments

may

be

necessary

after

tuning

of

a

preset

station.

When

you

reach

the

first

or

last

frequency

in

a

band

100

Hz:

bass.

An

aiarm

tone

will

sound.

Press

+

or

-

to

adjust

the

tuner

400

Hz:

speaking

voice,

middle

frequencies

of

instrumenial

in

the

opposite

direction

to

stop

the

alarm.

(Alarm

will

not

music.

sound

if

a

station

is

present

at

the

first

or

last

frequency.)

1

kHz:

singing

vocals.

Boost

for

increased

“presence.”

4kHz:

overall

brightness

of

sound.

If

tuner

stops

at

frequencies

with

no

station

10

kHz:

general

treble.

Lower

to

reduce

noise.

HOUSE

CURRENT

This

may

occur

when

a

broadcast

source

is

nearby.

If

so,

set

Raise

control

to

emphasize

a

frequency

band,

lower

to

SENS

to

LOCAL.

de-emphasize.

AC

power

cord

AC

IN

socket

=

to

a

wall

outlet

Antenna

adjustment

—

220v—240v

NOV—

120V

VOUTAGE

SELECTOR

(For

CFS-W501S

only)

Adjust

the

VOLTAGE

SELECTOR.

For

customers

supplied

with

an

AC

plug

adaptor

Use

adaptor

if

the

plug

of

the

AC

power

cord

does

not

match

the

outlet.

Note

The

unit

cannot

be

operated

on

the

internal

batteries

(if

present)

when

the

AC

power

cord

is

connected

to

the

unit.

You

must

remove

the

AC

power

cord

to

use

battery

power.

TO

SET

THE

TIMER-ON

TIME

Make

sure

the

FUNCTION

selector

is

set

to

a

position

other

than

RADIO/LINE

IN.

TIMER

:

CLO

cFs-

W501

L/s

TIME/SCAN

+

mun

ft

tru

ft

oF59

Hold

down

TIMER

and...

For

fast

advance

Hold

down

+

or

-.

To

check

timer-on

time

Press

TIMER.

Timer-on

time

will

be

displayed.

Press

+

or

-.

CFS-WSO1L/S

1-1.

SECTION

1

ADJUSTMENTS

MECHANICAL

ADJUSTMENTS

PRECAUTION

Clean

the

following

parts.

Use

a

denatured-

alcohol-moistened

swab

for

the

group

A

and

Sony.

Pinch

Roller

Cleaner

or

a

rubber

cleaner

swab

for

B.

record/playback

head

pinch

roller

erase

head

B

tubber

belts

capstan

idler

tire

Demagnetize

the

record/playback

head

with

a

head

demagnetizer.

(Do

not

bring

the

head

demagnetizer

close

to

the

erase

head.)

Deck

A.

Torque

Measurement

Torque

meter

Meter

reading

25

—50gecm

(0.35

—

0.7

ozeinch)

CQ-102C

FWD

2.0

—Sgecm

Back

Tension

(0.03

—

0.07

oz+inch)

more

than

85

g

(more

than

1.18

02)

85

—

120

g+cm

(1.18

—

1.67

ozeinch)

FF

CQ-201B

Tape

Tension

Measurement

3.

Do

not

use

a

magnetized

screwdriver

for

the

Tension

meter

Meter

reading

adjustments.

4.

After

the

adjustments,

apply

suitable

locking

CQ-403A

more

than

1708

|

.

compound

to

the

parts

adjusted.

(more

than

2.36

oz+inch)

|

5.

The

adjustments

should

be

performed

with

the

rated

power

supply

voltage

unless

otherwise

{

noted.

FOR

WAKE-TO-RADIO

1

@

RADIO

O

TIMER

LINE

iN

-

OSLEEP

RADIO

O

STANOBY

nd

Deck

B

orrt

Ton

TIMER/SLEEP

FUNCTION

Torque

Measurement

-TIME/SCAN+

Meter

reading

25

—

50

gecm

(0.35

—

0.69

oz+inch)

2—Sgecm

Torque

meter

g

TIMER

3

OMMER

oJ

SLEEP

1.

;

2

STANOBY

i

|

FWD

(0.028

—

0.069

ozinch)

TIMER

TIME/SCAN+

65

—110gecm

aT

|

(0.9

—

1.53

ozeinch

STANDBY

is

displayed.

CO-201B

inch)

:

65

—110g*cm

At

the

timer-on

time,

radio

sy

(0.9

—

to

1.53

ozeinch)

CQ-102C

Set

timer-on

time.

Tune.

Present

time

is

displayed.

Tape

Tension

Measurement

Tension

meter

Meter

reading

more

than

170g

CQ-403A

(more

than

2.36

oz)

Head

Height

Adjustment

~

Procedures:

1.

DECK

A:

PB

DECK

B:

REC

Test

Cassette:

CQ-009C

Viewing

from

the

front,

adjust

the

head

heights

to

eliminate

tape

curl

and

tape

twist

at

portions

of

arrow.

If

.a

satisfying

result

is

not

provided

with

only

turning

the

screws,

change

the

ad-

justment

shim

or

the

shim

lug.

Adjustment

Shim

3-578-138-01

(t

=0.1)

3-578-138-11

(t

=0.2)

3-578-138-21

(t.=0.3)

Shim

Lug

3-331-108-01

(t=0.1)

3-331-108-11

(t

=0.2)

3-331-108-21

(t

=0.3)

3-331-108-31

(t

=0.4)

3-331-108-41

(t=0.5)

REC/PB

Head

Installation

and

Position

Adjustment

Procedures:

1.

2.

Test

Cassette:

CQ-009C

Set

the

cassette

tape

into

the

set

and

install

the

head

with

the

screws

so

that

the

edge

of

the

head

is

in

contact

with

the

spacer

when

pressing

the

FWD

button

and

FF

button

or

the

FWD

button

and

REW

button

at

the

same

time.

(At

this

time,

the

portion

marked

by

@

is

in

con-

tact

with

the

cassette).

Then,

adjust

the

REC/

PB

head

Azimuth

Adjustment

and

apply

lock-

ing

compound

to

an

installation

screw.

cassette

guide

*62mm

'

M2378

inch

Spacer:

Prepare

a

suitable

material

and

install

it

so

that

distance

marked

by

*

is

62mm

(2-3/8

inches)

and

apply

locking

compound.

playback

head

Adjustment

Shim

erase

head

record/playback

head

Adjustment

Shim

Note:

If

the

Test

Cassette

CQ-009C

is

not

avail-

able

prepare

adjustment

cassettes

as

shown

below.

(A)

For

the

Head

Height

Adjustment.

Cut

out

hatched

tape

cassette

portions.

(B)

For

the

REC/PB

Head

installation

and

Position

Adjustment.

Cut

the

tape

and

roll

in

the

case.

Shield

Plate

(Apply

locking

compound

to

both

Remove

the

record

i

proof

claw.

Cut

the

cassette

half.

Cut

the

cassette

tape.

1-2.

TAPE

RECORDER

SECTION

ELECTRICAL

ADJUSTMENTS

Note:

The

adjustment

should

be

performed

in

the

order

given

in

this

service

manual.

The

adjustments

should

be

performed

for

both

L-CH

and

R-CH.

@

Switches

and

controls

should

be

set

as

follows

unless

otherwise

specified.

FUNCTION:

TAPE

(RADIO

OFF)

VOLUME:

mechanical

mid

GEQ:

mechanical

mid

@

Standard

Input

Level

source

impedance

300

2

10kQ

0.77

mV

0.43

V

input

level

(-60

dB)

(-5

dB)

MIC:

-46

dB

©

Standard

Output

Level

Output

terminal

PHONES

Speaker

load

impedance

322

3.2

2

0.25

V

(-10dB)

|

0.775

V

(0

dB)

output

level

Test

tape:

Type

Signal

Used

for

P-4-A063

6.3

kHz,

-10

dB

Azimuth

Adjustment

3

kHz,

OdB_

|

Tape

Speed

Adjustment

screw

Record/playback

Head

Azimuth

Adjustment

Setting:

test

tape

P-4-A063

(6.3

kHz,

-10

dB)

PHONES

Procedure:

1.

Mode:

FWD

playback

2.

Turn

the

adjustment

screw

for

the

maximum

output

levels.

If

these

levels

do

not

match,

turn

the

adjustment

screw:

until

both

of

output

levels

match

together

within

2

dB.

R-CH

screw

Peak

position

—*

screw

pce

ied

Position

peak

3.

Phase

Check

Mode:

playback

test

tape

P-4-A063

6.3

kHz,

-10

dB,

f

.

:

Oscilloscope

[Screen

pattern

inphase

45°

138

180",

CO

phe

AO

2

00

a,

a0

good

wrong

Tape

Speed

Adjustment

(for

both

decks

A

and

B)

Setting:

Mode:

Playback

test

tape

frequency

counter

WS-48A

(3

kHz,

OdB)

ic

Specification

(in

the

middle

of

the

tape):

P|

Fea

aun

High

speed

5970

+

10

Hz

2985+

5Hz

Frequency

difference

between

the

beginning

and

the

end

of

the

tape

should

be

within

+1.5%

(45

Hz).

PHONES

Normal

speed

Procedure:

1.

Short

the

jumpers

of

TP

(HI

SPD).

(It

results

in

high

speed

mode.)

2.

Insert

WS-48A

in

deck-A

(deck-B)

and

put

into

playback

mode.

3.

Adjust

RV301

(RV304)

for

the

specified

read-

ing

on

the

frequency

counter

or

the

speed

checker.

4.

Open

TP

(HI

SPD).

(It

results

in

normal

speed

mode.)

5.

Insert

WS-48A

in

deck-A

(deck-B)

and

put

into

playback

mode.

6.

Adjust

RV302

(RV303)

for

the

specified

read-

ing

on

the

frequency

counter

or

the

speed

checker.

Note:

Be

sure

to

perform

the

high

speed

adjustment

at

first.

Adjustment

Location:

MAIN

board

RV301_

RV302

RV303

RV304

(deck-A)

TP

(HI

SPD)

(deck-B) (deck-B)

o

LI

ed

(Rear

side

of

the

set:

the

battery

cover

is

removed.)

CFS-WS5O1L/S

CFS-WS501L/S

Record

Bias

Adjustment

Setting:

GEQ:

mechanical

mid

FUNCTION:

TAPE

(RADIO

OFF)

Procedure:

1.

Mode:

record

af

osc

*

Oo

attenuator

=

blank

tape

CS-121

EXT

MIC

1)

315Hz

2)

6.3kHz

{|

77-5HV

(-800B)

2.

Mode:

playback

recorded

portion

PHONES

Confirm

that

the

6.3kHz

playback

signal

level

is

0

+3dB

relative

to

the

315

Hz

signal.

If

necessary,

adjust

by

connecting

or

discon-

necting

R382.

Adjustment

Location:

MAIN

board

2h

gi gl

&

—

an

Os

a

ee

mn

AIO

1-3.

RADIO

SECTION

ELECTRICAL

ADJUSTMENTS

e

Repeat

the

procedures

in

each

adjustment

several

times,

and

the

frequency

coverage

and

tracking

adjustments

should

be

completed

by

the

(cores

of

the)

coils.

FM

SECTION

FUNCTION:

RADIO

BAND:

FM

rf

signal

generator

400

Hz,

30%

FM

modulation

.

frequency

deviation

+22.5

kHz

Frequency

coverage:

CNP32-2

Output

level:

as

low

as

possible

FM

tracking:

8

(R-ch)+9

(L-ch)

of

CNP15

NULL

adjustment:

33

and

34

of IC

FM

antenna

input

TUNER

BOARD

(COMPONENT

SIDE)

NULL

ADJUSTMENT

Adjust

until

the

reading

of

the

VTVN

will

be

0.

92

MHz

(55

dB)

FM

FREQUENCY

COVERAGE

ADJUSTMENT

Adjust

for

the

specified

reading

on

the

VT

VM.

108

MHz

8.0

+0.1V

L2

Tune

to

87.5

MHz

and

confirm

that

the

reading

on

the

VTVM

is

4.5

+0.2

V.

FM

TRACKING

ADJUSTMENT

Adjust

for

a

maximum

reading

on

the

VTVM.

e7.5

Mi

AM

SECTION

FUNCTION:

RADIO

BAND:

AM

rf

signal

generator

Put

the

lead-wire

antenna

close

to

the

set.

30%

amplitude

modulation

by

400

Hz

signal

Output

level:

as

low

as

possible

TUNE!

AM

COVERAGE

ADJUSTMENT

LW

(AEP

Model)

153kHz

|

1.2+0.1V

Adjust

for

the

specified

reading

on

VTVM.

MW

(E

Model)

Adjust

for

the

specified

reading

on

VTVM.

531kHz

|1.39+0.1V

After

LW/MW

adjustment

tune

to

the

following

frequency

and

confirm

that

the

reading

on

the

VTVM

satis-

fies

the

specification.

21.9

MHz

(SW)

7.15

+0.2V

CFS-WS5O1L/S

CFS-W501L/S

|

B)

Record

Bias

Adjustment

Setting:

GEQ:

mechanical

mid

FUNCTION:

TAPE

(RADIO

OFF)

¢

counter

Procedure:

1.

Mode:

record

af

osc

O

attenuator

as

|

blank

tape

CS-121

3002

EXT

MIC

1)

315Hz

2)

6.3kHz

}

77.5

uV

(-80dB)

ring

and

2.

Mode:

playback

'S

Hz).

recorded

VTVM

portion

put

into

PHONES

ed

read-

3.

Confirm

that

the

6.3

kHz

playback

signal

level

e€

speed

is

0

+3dB

relative

to

the

315

Hz

signal.

If

necessary,

adjust

by

connecting

or

discon-

necting

R382.

Adjustment

Location:

MAIN

board

put

into

ed

read-

e€

speed

ment

at

)

2d.)

—-11—

1-3.

RADIO

SECTION

ELECTRICAL

ADJUSTMENTS

e

Repeat

the

procedures

in

each

adjustment

several

times,

and

the

frequency

coverage

and

tracking

adjustments

should

be

completed

by

the

(cores

of

the)

coils.

FM

SECTION

FUNCTION:

RADIO

BAND:

FM

rf

signal

generator

400

Hz,

30%

FM

modulation

frequency

deviation

+22.5

kHz

Frequency

coverage:

CNP32-2

Output

level:

as

low

as

possible

FM

tracking:

8

(R-ch)°9

(L-ch)

of

CNP15

NULL

adjustment:

33

and

34

of IC

FM

antenna

input

TUNER

BOARD

(COMPONENT

SIDE)

NULL

ADJUSTMENT

Adjust

until

the

reading

of

the

VTVN

will

be

0.

Pa

Mie

(55)

FM

FREQUENCY

COVERAGE

ADJUSTMENT

Adjust

for

the

specified

reading

on

the

VTVM.

108

MHz

8.0

+0.1V

L2

Tune

to

87.5

MHz

and

confirm

that

the

reading

on

the

VTVM

is

4.5

+0.2

V.

FM

TRACKING

ADJUSTMENT

Adjust

for

a

maximum

reading

on

the

VTVM.

#7.5

AM

SECTION

FUNCTION:

RADIO

BAND:

AM

rf

signal

generator

Put

the

lead-wire

antenna

close

to

the

set.

vO

=e

30%

amplitude

modulation

by

400

Hz

signal

AM

IF:

8

or

9

of

CNP15

Output

level:

as

low

as

possible

{

AM

coverage:

CNP32-2

TUNER

BOARD

(COMPONENT

SIDE)

AM

COVERAGE

ADJUSTMENT

LW

(AEP

Model)

153kHz

Adjust

for

the

specified

reading

on

VTVM.

MW

(E

Model)

Adjust

for

the

specified

reading

on

VTVM.

531kHz

|1.39+0.1V

After

LW/MW

adjustment

tune

to

the

following

frequency

and

confirm

that

the

reading

on

the

VTVM

satis-

fies

the

specification.

21.9

MHz

(SW)

7.15+0.2V

Adjust

for

a

maximum

reading

and

a

flat

passing

characteristic.

AM

IF

ADJUSTMENT

2-1.

MOUNTING

DIAGRAM

SECTION

2

DIAGRAMS

D

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:

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Sony CFS-W501L/S User manual

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