Panasonic RQ-218S-E User manual

Service

ORDER

NO.

ARD-7503021C

nual

Portable

Cassette

Recorder

RQ-218S

RQ-218S-E

Mini

Cassette

Recorder

with

Built-in

Microphone

RS-218S

MECHANISM

SERIES

Specifications

(Catalog

specifications

for

sales)

Power

requirement:

Motor:

Frequency

response:

Recording

system:

Operation:

Tape

speed:

Program

time:

National

Panasonic

Battery;

6V,

(four-UM-3,

size

dry

batteries)

AC;

with

optional

adaptor/charg-

RP-667,

RP-667-E

Europe

Car

boat

battery:

with

optional

car/boat

adaptor

RP-916,

RP-914-

Europe

Rechargeable

battery:

with

optional

rechargeable

battery

pack

RP-093

Electrical

governor

motor

100~

8,000

bias

Pushbutton

one-touch

operation

with

Auto-Stop

mechanism

4.8cm/s,

(1-7/8

ips)

hour

with

C-60

cassette

tape

Fast

forward

time:

Rewind

time:

Track

system:

Input:

Output:

Speaker:

Dimensions:

Weigt:

Approx.

270

seconds

with

C-60

cassette

tape

Approx.

150

seconds

with

C-60

cassette

tape

2-track

monaural

recording

and

playback

MIC;

sensitivity

0.28mV/applicable

microphone

impedance

200

6002

(recommended

microphone

WM2202,

WM2213N)

IN;

MONITOR;

REMOTE;

for

start

and

stop

hand

5cm,

(2"')

dynamic

speaker

8.9cm

(W)

14.2cm

(H)

x3.8cm

(D)

3-1/2"

(W)

5-5/8"

(H)

1-1/2'(D)

550g,

1-1/4

lbs.

Specifications

are

subject

change

without

notice

for

further

improvement.

Matsushita

Electric

Trading

Co.,

Ltd.

P.O.

Box

288,

Central

Osaka

Japan

LOCATION

PARTS

Level

meter

Fast

forward/rewind

button

@®

Playback

button

@®

Record

button

Stop/eject

button

Built-in

microphone

Pause

bution

Volume

control

Remote

control

connection

jack

Microphone

jack

Monitor

jack

Tape

counter

and

reset

button

Cassette

compartment

cover

Battery

compartment

HOW

REMOVE

CASSETTE

LID,

HOW

REMOVE

CHASS!S

SIDE

PANEL

AND

FRONT

PANEL

Remove

chassis

holding

screws

(C)

and

screw

Remove

side

panel

holding

screws

(A)

and

front

(D).

panel

holding

screws

(B).

Then

chassis

can

removed.

Then

front

panei,

assembly

cassette

lid

and

sid

panel

can

removed.

ADJUSTMENTS

MEASUREMENTS

AND

ADJUSTMENTS

METHOD

PRESSURE

ROLLER

ADJUSTMENT

(See

fig.

Set

into

playback

mode.

Connect

the

spring

gauge

pressure

roller

lever

and

pull

the

direction

the

arrow

shown

fig.

Measure

the

tension

the

monent

when

the

pressure

roller

moves

away

from

the

capstan.

Standard

pressure:

230+30

the

pressure

out

tolerance,

bend

the

part

(a)

the

pressure

roller

spring

either

direction

shown

the

arrow

until

the

correct

pressure

attained.

Pressure

Roller

HEAD

AZIMUTH

ADJUSTMENT

(See

fig.

Play

the

test

tape

C-AA.

Adjust

the

screw

for

maximum

output

monitor

jack.

Azimuth

Adjustment

Screw

TAPE

SPEED

ADJUSTMENT

(See

fig.

Play

the

test

tape

C-WAT

and

supply

output

signal

frequency

counter.

Read

the

value

frequency

counter.

Standard

value:

3000

Hz+3%

the

value

out

tolerance,

adjust

semi-fixed

variable

resistor

(Shown

electrical

parts

location)

motor

governor

circuit

board

and

take

aim

3000Hz+1%

order

secure

accuracy.

Monitor

Jack

RECORDING

BIAS

CURRENT

ADJUSTMENT

(See

fig.

Connect

10Q

resistor

shown

fig.

Connect

VTVM

both

ends

10Q

resistor.

Set

into

record

mode

and

read

voltage

VTVM.

Standard

voltage:

8+1

the

voltage

out

tolerance,

change

the

short

point

bias

oscillation

circuit.

increase,

short

declease,

short

LEVEL

METER

ADJUSTMENT

(See

fig.

Supply

4.2

jack.

Set

into

playback

mode

and.

confirm

the

indicator

position

level

meter

shown

below.

DC4.5V

UNIT

Indicator

position:

the

indicator

get

out

place,

adjust

VR2

until

the

level

meter

indicates

above

position.

OTHER

SPECIFICATIONS

FOR

REFERENCE

(NO

ADJUSTABLE)

ITEM

VALUE

REMARKS

Wow

flutter

(RMS)

less

than

0.4%

Use

kHz

test

tape

(C-WAT).

Takeup

torque.

55+15

Use

cassette

torque

metter

(RP-8063).

obtain

70#A

recording

current

through

the

recording

head.

Stop

the

bias

oscillation

unsoldering

R30

shown

printed

circuit

board

view

page

Standard

recording

input

level.

1kHz

—72+5

Bias

oscillation

frequency.

44+5

kHz

7.9+0.7

Erase

current.

SCHEMATIC

DIAGRAM

MODEL

RQ-218S,

RQ-218S-E

Trl

Tr2

Tr3

2SC644(@)(S)

2SC828(R)

ais

2SC828(R)

S1-1

Sl-2

ha!

rane

Feat

4.2V

}

00000

[ll

[12

R11

820(1/4eW)

2.7K(1/aW)

clo

R12

6V68

—3.3K(/aW)

VRI

1OK(A)

e).

0.001

56K(/e

220

C20.

R20

3V10

—-.2.2K('/eW)

SSS

ora

TIM

actin

FUSE

REMOTE

sagen

(Yaw)

C23

0.01

Pet

oftt>

R24

47K("/eW)

R30

47(14W)

;

ADAPTOR

eee

UM3x4

O—-—-O-

O—

—

anaes

ceases

R32

R33

bote

See

SSS

eee

Sea

eee

NOTE:

TERMINATIONS

(BOTTOM

VIEW)

$1-1~S1.-7......Record/playback

select

switch

(shown

playback

position).

DSO

cienees

inven

Power

ON/OFF

switch

(shown

OFF

position)

1c1

Tr1~Tr6

3:°S3)..nieas

Pause

switch

(shown

OFF

position).

AVR:

sccncsbdeiseess

Volume

control.

NR2:

ctisveeceare:

Level

meter

adjustment

VR.

Resistor

values

are

ohms

(Q),

1/4

watt

unless

specified

otherwise.

K=1,000Q.

Capacitor

values

are

microfarads

(uF)

unless

specified

otherwise.

P=Pico-farads.

Voltage

values

are

under

signal

conditions

with

volume

minimum

position.

CoG

Use

VTVM

for

voltage-measurements.

are

short

circuit

for

bias

current

adjustment.

WIRING

CONNECTION

DIAGRAM

MOTOR

BLK

YEL

RED

ORG

CONTROL

CIRCUIT

BLK

RED

IC1

BLU

5.3v{

—

14v

[

Lis]

27v

[

6.0V

STR

een

}

£20

V10

awe

181

Clg

.6V

C15

0.0

902

Care

SCB28(R)

C18

ina

R28230(

Lm,

concen

NOD

SOKURWT-”

ORG

Tr6

5.2V

0.9V

0.35V

BLK

WHT

BLK

WHT

METER

SPEAKER

VR2

(B)

VOLUME

CONTROL

MODEL

RQ-218S,

RQ-218S-E

BUILT-IN

MICROPHONE

RED

WHT]

{BLK

Tr3

Tr2

6.0V

2.8V

5.8V

1.5V

Ey}

5.3V

0.94V

ACK

[

10K

/aw)

0.00)

(

——-

LEAF

SWITCH

5.2

RED.

RED

0.75V

ORG

WHT

6.0V

HEAD

Meter

adjustment

BLK

[ec

eons

EEE!

coxa

rere

aegnenensesiaanne™

BATTERY

CASE

HOLDER

NOTE:

SLIDE

SWITCH

REMOTE

JACK

IMIC

JACK

MONITOR

JACK

NOTE:

BLK......

Black

BLU......

Blue

BRN......

Brown

GRY......

Gray

GRN......

Green

BLU...Light

Blue

NIL

......

Color

Mark

ORG......

Orange

PNK......

Pink

RED......

Red

SLD

fcc

Shield

Wire

VLT......

Violet

WHT.

...White

YEG

33.3

Yellow

The

circuit

shown

red

the

conductor

circuit.

Values

indicated

[_]

are

voltage

between

the

chassis

and

electrical

parts.

are

short

circuit

for

bias

current

adjustment.

EXPLODED

VIEWS

M55

M46

M47

Yee

M567

M38

ELECTRICAL

PARTS

LOCATION

Tape

speed

adjustment

CABINET

PARTS

218

(

Printed

Japan.

REPLACEMENT

PARTS

LIST

MODEL

RQ-218S,

RQ-218S-E

National

Panasonic

RQ-218S,

RQ-218S-E

NOTE:

sure

make

your

orders

replacement

parts

according

this

list.

“@’

“Remarks”

column

indicates

new

parts.

“%”

indicates

the

serrated

parts

with

notches.

NOTA:

Habra

que

asegurarse

que

los

pedidos

piezas

repuesto

hagan

segun

esta

lista.

“@’”

marcado

columna

“Remarks”,

quiere

decir

que

las

piezas

son

nuevas.

‘“S%*”

indica

las

partes

dentadas

con

ranuras.

NOTE:

Bien

s’assutet

conformer

liste

pour

les

commandes

piéces

rechange.

‘

‘@".

dans

colonne

“Remarks”,

indique

les

piéces

nouvelles.

“#"

indique

les

piéces

cannelées

crans.

HINWEIS:

Bestellen

Sie

Ihre

Ersatzteile

genau

nach

dieser

Liste.

“@”

der

“Remarks”

Spalte

bedeutet

“neue

Teile’”.

“a”

bezeichnet

die

gezahnten

Teile

mit

Zahnen.

BAAR

aT,

BAKA

[25]

(Remarks)

—i

“OO”

JER

BRE

CAA

AEF

“Me”

FEF

RAC

SBR

RQ-218S,

RQ-218S-E

Price

(Per

Pce.)

Description

Part

No.

Remarks

MECHANICAL

PARTS

Stop

Ring

XUC25FT

RQ-309S

Spring,

Play-Record

Select

QBN1402A

Shaft,

Play-Record

Select

QMN1916

Washer

QBW2016

RS-104S

Erase

Prevention

Lever

QXRO115

Screw

XSN2+3

RQ-309S

Washer

XWA2FX

Eject

Spring

Holder

QXA0423

'N)

Volume

Angle

QMA2400

(N)

Screw

QHQ1148

]

Play-Record

Select

Lever

omarse

M12

Record

Lever

QXRO119

Rubber

QBG1477

Bed

Play-Record

Select

Rod

QMR1419A

(N]

M15

Nut

XNG2ZEFX

Washer

ean

M17

Gear,

Supply

Reel

QDG1066

Washer

QBW2014

RS-104S

Belt

(B),

Tape

Counter

QDBO0206

Washer

QBW2030

]

RQ-454S

Pulley

QDP1610

Belt

(A),

Tape

Counter

QDB0205

iN]

Washer

QBK7121

RS-610US

Spring,

Erase

Prevention

Lever

QBN1398

Washer

QBW2010

RQ-4545

Spring,

Playback

Lever

QBT1768DA

'N)

Screw

XSN2

RQ-309S

Spring,

Stop

Lever

QBC1244

(N)

Spring,

Eject

Rod

QBT1770DA

Cord

Stopper

(B)

QTDAOOO1

/RQ-215S

Guide

Pole

(B)

QMN1914

Stop

Lever

Assembly

QXRO120

(N)

Steel

Ball

3¢

QDK1006

RS-45.S

—-

2—

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