Panasonic RQ-345 Manuale utente

ORDER

NO.

GAD8607592A2

Service

Manual

Mini

Cassette

RQ-345

(Silver)

Mini

Cassette

Recorder

This

the

Service

Manual

for

the

following

areas.

---For

all

European

areas

except

United

Kingdom.

Please

use

this

manual

together

with

the

service

manual

for

model

No.

RQ-345

order

No.

GAD8604548C1.

This

service

manual

indicates

the

main

differences

between;

Original

RQ-345

(for

mark

areas.)

and

RQ-345

for

[2]

mark

areas.

CHANGE

SPECIFICATIONS

Power

Requirement:

AC;

120V,

60Hz

(with

optional

Power

Requirement:

AC;

220V,

50Hz

with

optional

Panasonic

Adaptor

RP-63)

adaptor

RD-9496S

Battery;

(four

‘‘AA”

size

dry

Battery;

(four

UM-3,

“AA”

size

batteries)

Car

battery;

with

optional

Panasonic

RQ-345

(Z]

car

adaptor

RP-698

RQ-345

[mM]

(Original)

PARTS

COMPARISON

TABLE:

Description

RQ-345

[M]

(Original)

RQ-345

(2)

pat

Operating

Instructions

RQXK4041Z

RQXK4052ZA

——-

Panasonic

Matsushita

Electric

Trading

Co.,

Ltd.

P.O.

Box

288,

Central

Osaka

Japan

mid

Printed

Japan

ervice

Mini

Cassette

Recorder

SPECIFICATIONS

Power

requirement:

Motor:

Power

output:

Tape

speed:

Frequency

response:

Track

system:

Jacks:

Speaker:

Dimensions:

Weight:

ORDER

NO.

GAD8604548C1

ual

Mini

Cassette

Q-345

(Silver)

This

the

Service

Manual

for

the

following

areas.

[M]...

For

U.S.A.

[C]...

For

Canada.

AC;

120V,

60Hz

(with

optional

Panasonic

Adaptor

RP-63)

Battery;

(four

“AA”

size

batteries)

Car

battery;

(with

optional

Panasonic

Car

Adaptor

RP-698)

Mechanism

governor

motor

700

17/3

ips

(4.8cm/s)

300~4,000

2-track

monaural

recording

and

playback

in;

(Standard

Type)

Monitor;

03.5

15/,”

(4.5cm)

dynamic

speaker

(6Q)

371g”(W)

61/3”(H)

11/2”(D)

(99

155.5

39mm)

13.7

(390g),

without

batteries

Weights

and

dimensions

shown

are

approximate.

(Les

poids

dimensions

mentionnes

sont

approximatifs.)

Design

and

specifications

are

subject

change

without

notice.

Panasonic.

Panasonic

Sales

Company,

Division

Matsushita

Electric

Puerto

Rico,

Inc.

Ave,

Infanteria,

9.7

Victoria

Industrial

Park

Carolina,

Puerto

Rico

00630

Panasonic

Hawaii

Inc.

91-238

Kauhi

St.

Ewa

Beach

P.O.

Box

774

Honolulu,

Hawaii

96808-0774

Matsushita

Engineering

and

Service

Company

Meadowland

Parkway,

Secaucus.

New

Jersey

07094

Matsushita

Electric

Canada

Limited

5770

Ambler

Drive,

Mississauga,

Ontario,

L4W

2T3

LOCATION

CONTROLS

AND

COMPONENTS

Built-in

Microphone

Monitor

Jack

[MONITOR

(80)]j

93.5

(MIC)

Volume

Control

Stop

Button

(VOLUME)

STOP)

Record

Button

([REC))

Rewind/Review

Button

REV)

Input

Jack

(DC

IN6

VO-®-8)

(Standard

Type)

Fast

Forward/

Speaker

Cue

Button

(¥

CUE)

Battery

;

(ae

Compartment

BATTERY

SERVICE

LIFE

Eject/Pause

memes

ree

paeeh

Secs

(EIAJ)

Button

Compartment

Approx.

hours

playback

(EIAs)

with

volume

set

center

position

(MEJECT/N

IPAUSE)

The

above

battery

service

life

measured

according

the

conditions

set

forth

ElAJ

(Electronic

Industries

Association

Japan).

the

battery

service

life

varies

with

the

method

operation

and

environmental

conditions,

use

these

values

reference.

Tap

Circuit

Board

HOW

REMOVE

THE

MOTOR

Remove

two

screws

(2.6

7.5)mm

(C).

HOW

REMOVE

THE

FLYWHEEL

ASSEMBLY

Remove

two

screws

(2.6

(D).

Pull

out

the

flywheel

assembly.

RQ-345

SCHEMATIC

DIAGRAM

MODEL

RQ-345

CIRCUIT

BOARD

AND

WIRING

CONNECTION

DIAGRAM

VOLUME

DYNAMIC

SPEAKER

(4.5cm)6Q

MONITOR

C3m

MONITOR

C10

IC1

(BA526)

Q1,2

(2SC1740SLNS)

ELECTRET

PRE

AMP,

AGC

PRE/POWER

AMP

CONDENSER

MICROPHONE

§f

RECORD/

PLAYBACK

BLK

HEAD

150P

BATTERY.

aw,

—N,

(UM-

3x4)

=o.

6V)

0.0047

ecrase

HEAD

(20A90)

(RVDSM1A02)

>—(M)

A.G.C

PROTECTOR

MOTOR

Ec]

cea

BATTERY

avi

IC{

pote

MSA)

(45¢m)

6.2

ELECTRICAL

PARTS

LIST

Notes:

(for

Circuit

Board

and

Wiring

Connection

Diagram)

NOTES:

$1-1~S1-4:

Record/playback

switch

“PLAYBACK”

position.

The

circuit

shown

the

conductor

indicates

printed

circuit

BLK

;

Bick

Numbering

System

Resistor

Numbering

System

Capacitor

(R...Record,

P...PLAYBACK)

the

back

side

the

printed

circuit

board.

BLU

........Blue

Example

S2:

Motor

ON/OFF

switch.

The

circuit

board

diagram

may

modified

any

time

ese

pos

essen

eee)

ee,

es,

ee,

Volume

control

VR.

with

the

development

new

technology.

GRN

.......Green

Type

Wattage

Shape

Tolerance

Value

Type

Voltage

Value

Tolerance

Peculiarity

voltage

measurements

are

taken

with

electronics

voltmeter

BLU....Light

Blue

(1000)

(1000

pF)

from

negative

terminal

battery.

NIL.........

Color

Mark

sae

rae

saa

sare

see

epee,

gee

mark...Playback

ORG

.......

Orange

Type

Wattage

Shape

Tolerance

Value

Type

Voltage

Peculiarity

Value

Battery

Current:

SiQmal

............csccccssccsssessteessseesseeeeseeeesaeees

177mMA

pea

(2.20)

OR)

Maximum

output

(playback)

«0.0...

850mA

SLD.......Shield

Wire

Maximum

output

(TeCOrd)

..sscssessccssneeeesee

820mA

VUT

Violet

This

schematic

diagram

may

modified

any

time

with

the

vee

ase

ERD:

Carbon

YW:

+5%

ERG:

Metal

Film

ERX:

Metal

Film

ERQ:

Fuse

Type

Metal

RRD:

Carbon

(Chip

Type)

Capacitor

Type

Tolerance

development

new

technology.

Semmes

[ASSIA

Zaee

MEASUREMENTS

AND

ADJUSTMENTS

ECKD:

Ceramic

ECQM:

Polyester

same

RECORD

ALIGNMENT

INSTRUCTION

ECQP:

Polypropylene

+100%,

PLAYBACK

ECET:

Electrolytic

===>

RECORD/PLAYBACK

READ

CAREFULLY

BEFORE

ATTEMPTING

ALIGNMENT

ECEADOON:

Non

Polar

‘

Electrolytic

suapees

LINE

QCU

Ceramic

(Chip

Type)

ECUX:

Ceramic

(Chip

Type)

Make

sure

heads

are

clean.

Set

volume

control

maximum.

Make

sure

capstan

and

pressure

roller

are

clean.

Set

power

source

voltage

DC.

Judgeable

room

temperature:

20+5°C

(68-9

°F)

CAPACITORS

RESISTORS

RCBS1C562NX

ERD16TJ332

RCBS1C103NY

ERD16TJ223

ECEA0JK331

ERD16TJ101

ECEA1HK2R2

ERD25TJ273

RCBS1C152NX

ERD16TJ155

ECFT1E104MX

ERD16TJ822

RCBS1H271KB

ERD16TJ102

RCBS1C472NX

ERD16TJ820

RCBS1H471KB

ERD16TJ821

ECEA1EK3R3

ERD25TJ123

—_

Le)

INTEGRATED

CIRCUIT

VARIABLE

RESISTOR

ADJUSTMENT

MEASUREMENT

ADJUSTMENT

ITEM

POINT

SPECIFICATION

POINT

REMARKS

BA526

IC,

PRE/POWER

AMP

EVJ56AT12A14

Volume

Control

VR.

TRANSISTORS

SWITCHES

=—-ON

OOF

—

QZZCFM

Monitor

jack

Maximum

Head

adjustment

Head

azimuth

(8kHz,

—20dB)

(8Q)

output

screw

(Fig.

2SC1740SLNS_

Transistor,

PRE

AMP,

A.G.C.

RSH2D17Z

Slide

Switch,

Record/Playback

DIODES

RECTIFIERS

QSB0294

Leaf

Switch,

Power

ON/OFF

ECEA0JK221

ERD16TJ682

ECEA1EK4R7

ERD16TJ121

ECEA0JK470

ERD25FJ3R9

ECEA0JK101

ERD25FJ331

ECFT1E333MX

ECEA1AU331

RCBS1H681KB

RCBS1H151KB

Playback

mode

20A90

Diode,

A.G.C.

JACKS

RVDSM1A02

Diode,

Regulator

RJJD3M6Z

Jack,

Monitor

RJJ97Y

Jack,

POM

“OAD

OND

Head

Azimuth

Screw

Fig.

RQ-345

MECHANISM

PARTS

LOCATION

‘

(FRONT

VIEW)

M77

(REAR

VIEW)

)

Ggee.

{

Specifications

M46

Playback

torque

471194

“cm

Pressure

pressure

360+60gcm

—10

roller

Fast

Forward

torque

65+20g

Wow

and

flutter

0.4%

(WRMS)

Rewind

torque

65+20g

NOTES:

When

changing

mechanism

parts,

apply

the

specified

grease

the

area

marked

show

the

drawing

‘“‘Mechanism

Parts

Location”

“xx”

mark......

Rocol

paste

(Lubricating

grease)

(RZZOL06)

“OO”

mark......

Molytone

(Lubricating

grease)

(RZZOLO7)

“AA”

mark......

Dynamic

(Lubricating

grease)

(RZZOLO5)

°¢

“71”

mark

(Obrique

Lines)......

Aero

(Lubricating

grease)

(RZZOL04)

919

16-14

205

1713

1615

Im2i—aola7

22 24

36.35

37343332

48 50

5253

6563

82 69

7174

7168

717473

68 68

|Ref.No.|

Part

No.

Part

Name

Description

Part

Name

Description

Part

Name

Description

Part

Name

Description

Screw

Dimensions

Quick

Reference

3NRAK345Z

Button

Ass’y

QBC1298

Spring,

Head

Azimuth

adj.

QBN1844

Spring,

Idler

XSN2

+10

Screw,

Playback

Button

M’tg

Dimensions

4NRAK345Z

REW

Button

Ass’y

QJT0039

Lug

Terminal

QML3847

Lever,

Erase

Safety

: :

;

5NRAK345Z

Stop

Button

Ass’y

XS$B2D105

Screw,

Record/Playback

QBN1839

Spring,

Erase

Safety

Lever

XTN26+8BFZ

Screw,

Head

Base

Plate

XSN

10=Pan

head

machine

screw,

3mm

diameter,

10mm

long.

QXD0131

Take

Reel

Table

Ass’y

Head

Azimuth

adj.

QML3853

Lever,

Cassette

Pressure

M’tg

QXi0119

Idler

Ass’y

QBN1842

Spring,

Pinch

Roller

QBC1396

Spring,

Cassette

Lever

XWG26

Washer,

Frame

Holding

QML3849

Lever,

Idler

QMF2217

Plate,

Rod

Holding

QDG1252

Gear,

Plate,

Battery

String

etc.

;

QBT1914

Spring,

Playback

Rod

QDR1157

Supply

Reel

Table

M’tg

Type/Diameter/Length

M11

QBwW2046

Washer,

Idler

Ass’y

M’tg

QBT1942

Spring,

Button

Ass’y

RBCK83Z

Button,

Playback

XWA26B

Washer,

Motor

M'tg

Types

QMR1978

Rod,

Auto

Stop

Driving

QBG1420

Cushion,

Motor

QML3848

Lever,

Review

QMF2231

Plate,

Frame

Holding

QBT1940

Spring,

Auto

Stop

Driving

QMC0079

Collar,

Motor

QDB0309

Belt,

Fast

Wind

XTN26

Screw,

Frame

Holding

Plate,

Rod

QJB0166

Battery

Terminal,

+/—

QDB0308

Belt,

Flywheel

Battery

String

M’tg

QXL1502

Pinch

Roller

Ass’y

QJB0158

Battery

Terminal,

—

QBT1902

Spring,

Earth

XQC_

Flat

head

XSB_

Binding

head

XTB_

Binding

head

QXG1061

Fast

Wind

Pulley

Ass’y

QJB0168

Battery

Terminal,

+/—

QBP1940

Spring,

Head

Base

Plate

QWY0155Y

Head,

Record/Playback

XQG_

Oval

fillister

head

XSC_

Oval

countersunk

head

XTC

Oval

countersunk

head

QXL1503

Fast

Wind

Frame

Ass’y

QJB0159

Battery

Terminal,

+/-—

Pressure

QWY2169

Head,

Erase

XQH

Flat

fillister

head

XSH_

Flat

fillister

head

XTN_

Pan

head

16-1

QBN1837

Spring,

Fast

Wind

Frame

QJB0167

Battery

Terminal,

QDK1012

Steel

Ball

2.5

QBJK0062

Battery

Ass’y

QBN1843

Spring,

Cassette

Retainer

QBC1272K

Spring,

Back

Tension

S3UAAK345Z

Chassis

Ass’y

XQS_

Flat

head

Ie:

‘Flathead

QBW2008

Washer,

Review

Lever,

Take

QMR2221

Rod,

Switch

QBC1359

Spring,

Flywheel

XWG26FZ

Washer,

Head

Base

Plate

Reel

Table

etc.

M’tg

QMR1979

Rod,

Lock

XUBQ4F

Ring,

Fast

Wind

Frame

Pressure

M’tg

QXU0384

Motor

Ass’y

QMR1972

Rod,

Playback

Ass’y

M’tg

REPLACEMENT

PARTS

LIST

M19

QXH0379

Flywheel

Holding

Plate

Ass'y

M43

QBN1838

Spring,

Playback

Rod

M65

QBW0043

Washer,

Flywheel

M82

XWG2

Washer,

Playback

Button

mae acy

QBN1840

Spring,

Lock

Rod

QBW0042

Washer,

Take

Reel

Table

M’tg

QXF0184

Flywheel

Ass’y

QBN1836

Spring,

Stop

Rod

XYN26+B75

Screw,

Motor

M’tg

RUQK22Z

Spring,

Back

Tension

MECHANICAL

PARTS

RBCK88z

Button,

Record

QMK1944

Plate,

Head

Base

QML3854

Lever,

Pause

Lock

XTN26

Screw,

Flywheel

Holding

XTN26

Screw,

Erase

Head

M’tg

XYC26+CF6

Screw,

Record

Button

M'tg

QML3852

Lever,

Auto

Stop

Detection

QBN1835

Spring

Pause

Lock

Lever

Plate,

Rod

Holding

Plate

RNWK2082

Washer,

Supply

Reel

Table

6NRAK345Z

Record

Rod

Ass’y

2NRAK345Z

Eject/Pause

Button

Ass’y

QMZ1282

Spacer,

Head

QBN1841

Spring,

Record

Rod

M’tg

—6§—

sure

fold

the

(W)

mark

that

mark

the

outside.

SPRING

LOCATION

ee ee

ee es

ee ee ee

oe oe

ee,

oe,

tees

eee

ee ee ee ee

ee ee

REPLACIMENT

PARTS

LIST

Notes:

The

letter

round

brackets

the

Ref.

No.

column

indicates

the

shipping

destination.

(M)...For

U.S.A.

(C)...Canada.

The

letter

the

circle

after

the

part

name

indicates

the

color

the

part.

(H)...Gray,

®...Black,

©...Silver

Part

Name

Description

CABINET

PARTS

RYMQ345M8

Front

Cabinet

Ass’y

RYQQ345M

Cassette

Compartment

Ass’y

RUS629Z

Spring,

Cassette

Compartment

RKFK162Z7

Rear

Cabinet

RAS45P05Z

Speaker

XTN26

Screw,

Speaker

M’tg

QMA3903

Holder,

Speaker

M’tg

RYNQ345M7_

_—s—

Battery

Compartment

Ass’y

RUCK2Z

Holder,

Jack

XTN26+30GFY

Screw,

Front

Cabinet

Ass’y

M’tg

QGT1560K

Knob,

Volume

XTN26

Screw,

Circuit

Board

M’tg

XWG26

Washer,

Circuit

Board

M’tg

WM034CZ102

Microphone

QBG1616

Microphone

Rubber

ACCESSORIES

A1(M)

RQXK4041Z

Operating

Instructions

(For

U.S.A.)

A1(C)

RQXK4046Z

Operating

Instructions

(For

Canada.)

PACKINGS

P1(M)

RPKK1040Z

Gift

Box

(For

U.S.A.)

P1(C)

RPKK1046Z

Gift

Box

(For

Canada.)

P22

RPNK3017Z

Cushion

RPEK115Z

Pad

XZB21X20A01

Poly

Sheet

KTB

Printed

Japan

CG)

Indice

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