Pioneer PL-2 Manual de usuario

Te,

Setvice

PALEY

REPAIR

ADJUSTMENTS

ORDER

NO.

ART-713-0

STEREO

TURNTABLE

L-2_

PL-120

MODEL

PL-2

COMES

SIX

VERSIONS

DISTINGUISHED

FOLLOWS:

Voltage

Remarks

120V

only

U.S.A.

model

(Without

cartridge)

120V

only

Canada

model

(Without

cartridge)

—

220V

—

240V

Europe

model

220V

—

240V

United

kingdom

model

220V

—

240V

Oceania

model

110V—120V/220V—240V

(Switchable)

General

export

model

MODEL

PL-120(which

minor

change

design

from

PL-2)

COMES

FOUR

VERSIONS

DISTINGUISHED

FOLLOWS:

220V

—

240V

Europe

mode!

220V

—

240V

United

kingdom

model

220V

—

240V

Oceania

model

110V—120V/220V—240V

(Switchable)

General

export

model

This

the

service

manual

for

model

PL-2/KUT.

For

servicing

the

other

types,

please

refer

the

additional

service

manual.

manuel

d‘instruction

refére

mode

réglage,

francais.

Estemanual

servicio

trata

del

método

ajuste

escrito

espanol.

PIONEER

ELECTRONIC

CORPORATION!

4-1.

Meguro

1-Chome,

Meguro-ku,

Tokyo

153,

Japan

U.S.

PIONEER

ELECTRONICS

CORPORATION

6&5

Oxford

Orive,

Moonachie,

New

Jersey

07074,

U.S.A.

PIONEER

ELECTRONIC

(EUROPE)

N.V.

Luithagen-Haven

2030

Antwerp,

Belgium

PIONEER

ELECTRONICS

AUSTRALIA

PTY.

LTD.

178-184

Boundary

Road,

Braeside,

Victoria

3195,

Australia

APR.

1981

Pint

sed

Japan

For

the

circuit

and

mechanism

descriptions,

please

refer

the

supplement

model

PL-7

service

manual

(ART-768).

CONTENTS

SPECIFICATIONS

.2%.cex

weds

eee

wes

FRONT

PANEL

FACILITIES..............

Gs:

DISASSEMBLY

ssnak

ing.

soceare.

geet

ots

TROUBLESHOOTING

..............0005.

PRECAUTIONS

FOR

REASSEMBLY.........

ELECTRICAL

PARTS

LIST..............

P.C.

BOARD

CONNECTION

DIAGRAM......

SPECIFICATIONS

Motor

and

Turntable

Drive

SystOm

6.446

Pewee

Belt-drive

WONG

siege

Bog

eae

Bok

See

ees

motor

Turntable

Piatter

.......

310mm

diam.

aluminum

alloy

die-cast

RCGS

Cader

eck

33-1/3

and

45rpm

Wow

and

Flutter

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

Less

than

0.05%

(WRMS)

Signal-to-Noise

Ratio.

.........2...

than

68dB

(DIN-B)

(with

Pioneer

cartridge

model

PC-220)

Tonearm

MEY

Sth

tees

Static-balance

type,

Straight

pipe

arm

Effective

Arm

Length

............,.....004.

221mm

OVOCIVANG

e253

eh,

eee

15.5mm

Usable

Cartridge

Weight

......

(min.)

(max.)

Subfunctions

Auto-return

mechanism,

Anti-skating

force

contro!,

Stylus

pressure

direct-readout

counterweight,

Cueing

device,

Free

stop

hinges

SCHEMATIC

DIAGRAM

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

EXPLODED

VIEWS

....6.40

625

coi

bees

APACKING:s.2.

ace

dard,

dee

1d:

ADJUSTMENTS

£54

wea

BES

aas

DAs

REGULAGE

caaacie

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ecey

aet

PSUISTE

ieee

ele

als

Miscellaneous

Power

Requirements..................

AC120V,

6OHz

Power

Consumption

4.66

3066

ers

Dimensions

..............,

420(W)

108(H)

367(D)mm

16-1/2(W)

4-1/4(H)

14-7/16(D)in.

SIE

oes

sa,

Ses

ee,

Bt ae eo

dee

5.1kg/11

Accessories

AGapIer:

fos: whle

ete

OMe

Operating

Instructions...

......000...0.

20.0000

eee.

NOTE:

Specifications

and

design

subject

possible

modification

without

notice,

due

improvements.

FRONT

PANEL

FACILITIES

fox

“~

12)

(j—

(1)

SPEED

switch

Set

this

switch

accordance

with

the

speed

the

re-

cord

which

played.

[33]

(depressed

position):

For

33-1/3

rpm

records

[45]

(released

position):

For

rpm

records

(2)Cartridge

(3)

Headshell

(4)

Tonearm

(5)

ARM

ELEVATION

lever

Operate

this

lever

when

starting

record

play

when

temporarily

suspending

play.

(6)

ANTI-SKATE

control

This

rotated

when

performing

the

anti-skating

adjust-

ment.

(4)

(3)

(7)

Arm

rest

This

serves

hold

and

clamp

the

tonearm.

When

moving

the

tonearm,

release

the

clamp.

Tracking

force

adjustment

weight

This

used

when

adjusting

the

tracking

force.

(9)

Platter

(0)

Platter

mounting

shaft

(1)

Rubber

mat

adapter

This

used

when

playing

records

without

‘‘middle.”

43)

Cabinet

(4)

Dust

cover

DISASSEMBLY

3.1

PANEL

AND

BASE

removing

the

panel,

the

below

listed

steps

the

order

given.

Using

any

unnecessary

force

will

result

bending

the

springs

damaging

other

parts.

Panel

removal

steps

Remove

the

headshell

and

weight

assembly,

and

the

weight

shaft

assembly.

The

weight

shaft

assembly

removed

loosening

screw

(Hexagone

socket

screw)

and

the

headshell

loosening

screw

Lift

off

the

turntable

platter.

Turntable

platter

;

Pane!

Motor

assembly;

Dust

cov

Loosen

insulator

attachment

screws

and

remove

the

insulator.

(Do

not

mix

the

color-

coded

float

springs.

They

must

replaced

with

their

original

insulators

during

reassemb-

ly.)

Remove

the

rear

panel

cord

strain

relief.

Lift

the

front

section

the

panel

(operating

controls)

very

slightly

Unplug

the

connector.

Completely

remove

the

cord

fromthe

panel.

Taking

care

not

damage

the

tonearm,

remove

from

the

panel.

(Hold

the

tonearm

steady.)

Weight

assembly

Screw.

Rubber

bush

Weight

shaft

assembly

Control

mechanism

Fig.

3-1

Disassembly

3.2

TONEARM

Disconnect

the

tonearm

lead

wires

from

the

board

(See

Fig.

3-2).

Note

that

some

the

lead

wires

have

been

soldered

the

board,

and

must

discon-

nected

with

care.

Loosen

the

set

screw

with

screwdriver

remove

the

plate

under

the

arm

base

(See

Fig.

3-3).

Undo

the

screw

securing

the

tonearm

the

arm

base

(See

Fig.

3-3).

3.3

TONEARM

SECTION

Remove

the

tonearm

section

taking

out

the

three

arm

base

attachment

screws

and

one

ground

wire

securing

screws

3.4

CONTROL

MECHANISM

SECTION

After

the

tonearm

section

has

been

removed,

loosen

the

three

control

mechanism

attachment

screws

and

remove

the

assembly.

Tomearm

Screwdriver

3.5

PANEL

AND

BASE

REASSEMBLY

Attach

the

cord

stopper.

Attach

the

insulators.

(Make

certain

the

color-

coded

float

springs

are

attached

the

correct

insulators.)

Attach

the

weight

shaft

assembly.

Tonearm

lead

wires

board

Red

Fig.

3-2

Disconnect

the

tonearm

lead

wires

_S-@

(Hexagone

socket

screw)

plate

Fig.

3-3

Remote

tonearm

TROUBLESHOOTING

Use

the

following

directions

find

the

cause

each

type

breakdown.

Improper

adjustment

units

should

completely

readjusted.

AUTO-RETURN

DOES

NOT

WORK

Change

starting

position

adyjust-

ment.

Starting

plate

does

not

the

signal

plate.

YES

After

starting,

incomplete

reset

the

signal

plate.

(See

section

YES

The

inner

areas

records

can

not

tracked.

YES

Looseness

the

plate

attach-

ment.

Section

After

performing

the

return

operation,

the

curved

section

the

signal

plate

and

curved

sect-

ion

the

starting

plate

are

not

contact

with

surfaces

(A)

and

(B)

respectively

the

cam,

reset

will

incomplete

and

the

starting

position

will

late.

result,

the

return

function

may

not

operate

times.

this

case,

bend

the

signal

plate

C)so

that

dimension

0.5mm

larger.

Inner

diameter

the

starting

plate

hole

small.

Too

much

grease

between

the

signal

hole

small.

Protrusions

the

caulk

section

the

starting

plate

hole.

Not

enough

grease

between

the

starting

plate

and

signal

plate.

The

curved

section

the

signal

plate

deformed.

cord

touching

the

plate.

Arm

lead

wire

caught

something.

Operator

the

detection

lever

not

smooth.

Signal

plate

Cam

Fig.

4-1

Incomplete

reset

starting

and

signal

plates.

RETURN

FAST

(RETURN

1mm

PITCH)

Protrusions

the

pinion

gear

section

(See

Section

there

are

rough

areas

plastic

protruding

from

the

‘A)

section

the

protruding

section

the

pinion

gear,

the

return

function

may

operate

pitch

only

1mm.

this

case,

remove

the

plastic

protrusions

completely

(Fig.

4-2).

Pinion

gear

protruding

section

Fig.

4-2

Elimination

pinion

gear

protrusions

MOTOR

DOES

NOT

ROTATE

connector

not

attached.

Connector

not

properly

installed.

=»

MOTOR

DOES

NOT

STOP

The

switch

lever

and

switch

locker

are

not

locking

(See

section

3).

Section

order

turn

the

power

OFF,

the

plate

shaft

touches

surface

(A)

the

switch

locker

pushing

over

locks

with

the

switch

lever

turning

the

microswitch

OFF

(Fig.

4-3).

the

amount

push

the

switch

locker

insuf-

ficient,

can

not

lock

with

the

switch

lever.

With

the

tonearm

locked

the

arm

rest,

shown

The

installation

location

the

plate

incorrect.

plate

Switch

locker

figure

4-4,

attach

the

plate

precisely

mid-

Sitch

lever

way

between

the

first

and

second

points

from

the

arm

base

scale

mark

counting

away

from

you.

Fig.

4-3

Adjustment

switch

lot

Arm

base

scale

mark

Fig.

4-4

Adjustment

plate

PRECAUTIONS

FOR

REASSEMBLY

these

directions

and

precautions

when

reassembling

unit

after

completing

repairs.

sure

lubricate

required,

make

mistakes

when

attaching

parts,

and

avoid

all

other

careless

mistakes

that

may

the

cause

trouble

later

on.

5.1

AREAS

THAT

REQUIRE

LUBRICATION

NOTE:

Types

lubricants

and

areas

where

they

are

used

are

listed

table

Table

Areas

used

Type

Oil

raising

shaft

—_

all

other

areas

Silicon

Oi!

#100000

(GEM-002)

GYA-008

Lubrication

points

are

specified

for

oils

other

than

GYA-008.

Never

use

different

type

oil.

Cam

Section

Apply

oil

the

heart-shaped

grooved

section

(rear

side

the

cam)

and

lock

plate

sliding

section

order

minimize

wear

the

sliding

section

and

the

burden

the

mechanism.

Driving

Plate

Assembly

Decrease

the

burden

the

mechanism

and

the

wear

the

sliding

section.

Sides,

top,

and

bottom

surfaces

(sliding

section

auto-stop

mechanism)

Sides

surface

(sliding

section

auto-stop

mechanism)

cam

side

surface

(sliding

section

elevation

cam)

Fig.

5-1

Driving

panel

assembly

section

Switch

Locker

Section

Apply

oil

the

switch

locker

(opening)

and

sub-panel

base

sliding

section

decrease

the

burden

the

mechanism.

When

applying

oil

the

opening

(shaft

hole),

not

apply

any

oil

2—3mm

from

the

bottom

surface.

oil

applied

2—3mm

within

the

bottom

surface,

may

come

out

the

bottom

and

between

the

switch

lever

and

sub-panel

base

causing

the

switch

lever

operate

ineffectively.

Switch

locker

Fig.

5-2

Switch

locker

section

Lever

Unit

Section

Apply

oil

the

sliding

section

leaf

spring

(A)

and

lever

unit

decrease

the

burden

the

mechanism.

Leaf

spring

(A)

S</

sliding

section

lever

unit

lever

unit

sliding

section

Fig.

5-3

lever

unit

section

Elevation

Cam

Section

Apply

oil

the

elevation

cam

and

sliding

sec-

tion

the

raising

shaft

decrease

the

burden

when

operated.

Elevation

cam

Fig.

5-4

Elevation

cam

section

Sheet

Section

Apply

oil

the

raising

shaft

and

sliding

section

the

bearing

assure

stability

the

eJevation

lowering

speed.

Apply

all

around

width

1mm

Half

the

grooved

section

sheet

assembly

Fig.

5-5

sheet

section

5.2

PRECAUTIONS

FOR

ATTACHMENT

PARTS

AND

REASSEMBLY

Motor

Attachment

When

installing

the

motor,

set

the

cam

the

mechanism

stop

location

and

verify

that

the

starting

plate

section

does

not

protrude

be-

yond

surface

the

cam.

the

motor

at-

tached

with

the

starting

plate

section

protrud-

ing,

the

starting

plate

may

deformed,

the

motor

pinion

gear

may

scratched,

and

the

return

function

may

damaged.

Signal

plate

Ss.

Starting

plate

Fig.

5-6

Motor

attachment

Plate

Attachment

Push

the

plate

into

place

that

the

plate

bearing

section

touches

the

revolution

shaft

attachment

nut.

Installation

direction

shown

figure

5-7.

Note

that

there

difference

be-

tween

auto-return

and

fully

automatic

models.

Arm

base

scale

mark

Fig.

5-7

plate

attachment

Knob

Attachment

When

installing

the

knob,

put

the

knob

rib

against

the

knob

revolution

control

stopper

(attached

the

arm

base)

and

affix

with

the

screw.

the

stopper

may

break,

sure

press

the

knob

down

firmly

when

installing

it.

Stopper

‘

Cae

Fig.

5-8

knob

attachment

Arm

Base

Attachment

When

attaching

the

arm

base

section

the

mechanism

section,

put

the

mechanism

section

switch

locker

and

switch

lever

the

locked

posi-

tion

and

verify

that

the

tonearm

the

arm

rest

location.

Also

sure

put

the

manual

elevation

lever

the

position

and

check

that

the

plate

shaft

the

position

shown

figure

5-9.

Switch

lever

—

switch

locker

Fig.

5-9

Arm

base

attachement

Wiring

the

Connector

When

attaching

the

wires

the

connector

from

the

microswitch,

bend

the

lead

wires

from

the

connector

housing

shown

figure

5-10

before

attaching.

Lead

wires

Connector

housing

Fig.

5-10

Start

lever

unit

attachment

ELECTRICAL

PARTS

LIST

NOTES:

Parts

without

part

number

cannot

supplied.

The

mark

found

some

component

parts

indicates

the

importance

the

safety

factor

the

part.

Therefore,

when

replacing,

sure

use

parts

identical

designation.

For

your

Parts

Stock

Control,

the

fast

moving

items

are

indicated

with

the

marks

k**

and

*x%*

GENERALLY

MOVES

FASTER

THAN

This

classification

shall

adjusted

each

distributor

because

depends

model

number,

temperature,

humidity,

etc.

POWER

SUPPLY

ASSEMBLY

(PWR-062)

Mark

Part

No.

Symbol

Description

PCL-040

Capacitor

CEA

221M

25L

PCX-010

(WLO2)

PTT-123

Power

transformer

(120V)

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Saas

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