Pioneer PL-100 Manuale utente

snnnooenarees

Servicec

Manual

STEREO

TURNTABLE

L-1I00

L-IOOX

PIONEER

MODEL

PL-100

COMES

SEVEN

VERSIONS

DISTINGUISHED

FOLLOWS:

220V

—

240V

United

kingdom

model

(with

cartridge)

220V

—

240V

Oceania

model

(with

cartridge)

110-120/220-240V

(switchable)

General

export

model

(with

cartridge)

This

service

manual

applicable

the

PL-100/WE,

WB,

WP,

PL-100X/WE,

WB.

For

servicing

the

other

types,

please

refer

the

additional

service

manual.

CONTENTS

“SPECIFICATIONS:

.4.c5:05.06

aes

aoe

EXPLODED

VIEWS

2:-

‘PANEL

FACILIMNES®

cia

cies

eee

BS.

sEXtevor

cea

eae

DISASSEMBLY

Si2.

“SUuD-DdaNel

2.4%

o.bacbh

Ses

3.1

Panel

and

Base

Plate

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

SCHEMATIC

DIAGRAM,

P.C.

BOARDS

3.2.

Arm

Base

and

Sub-Panel..............

DISS

RANE

Apacer

MECHANISM

DESCRIPTION

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

Gt.

TPAC

MASE,

oso

hil

esac

ADJUSTMENT

9.2

Schematic

Diagram

............+4-:

5.1

Auto-return

Adjustment

...........--

9.3.

P.C.

Boards

Connection

Diagram

.......

5.2

F.G.

Motor

Adjustment

.............-

10;

"PACKING

iat

eae

hcetacte

teats

5.3.

Arm-elevation

Adjustment

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

TROUBLE

SHOOTING

6.1

Auto-return

Does

not

Work

...........

6.2

Return

Fast

(Return

1mm

Pitch).....

PRECAUTIONS

FOR

REASSEMBLY

7.1.

Areas

That

Require

Lubrication

.......

7.2.

Precautions

for

Attachment

Parts

and

Reassembly

..........-20.0e00085

SPECIFICATIONS

Motor

and

Turntable

Drive

SYStOM)

«26-2

con

eae

Belt-drive

IEQNON

oe)

Sos

wal

Wak

aes

servo

motor

Turntable

Platter

.....2..

310mm

diam.

aluminum

alloy

die-cast

BOGGS

oso

Bae

Oat

33-1/3

and

45rpm

Speed

Control

Range..............00

202

eevee

+2%

Wowand

Flutter

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

Less

than

0.045%

(WRMS)

Signai-to-Noise

Ratio.

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

than

70dB

(DIN-B)

(with

Pioneer

cartridge

model

PC-135)

Tonearm

.t5,

(eee

SRS

Static-balance

type,

S-shaped

pipe

arm

Effective

Arm

Length

..........

Nig

cet

ag.

Rapa

221mm

OVGEINANIO:

See

ee,

BAS

Bea

hee

15.5mm

Usable Cartridge

Weight

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

(min.}

(max.)

Subfunctions

Auto-return

mechanism,

Anti-skating

force

control,

Stylus

pressure

direct-readout

counterweight,

Cueing

device,

Strobe

light

,Free

stop

hinges

Semiconductors

Platter/Rubber

platter

mat

Speed

checking

window

SPEED

SELECTOR

BUTTON

....

When

this

button

depressed,

the

platter

will

rotate

45rpm.

Depress

for

playing

45rpm

records,

singles

EP’s.

....

When

this

button

set

the

released

position,

the

platter

will

rotate

33-1/3rpm.

Release

for

playing

33-1/3rpm

records

LP’s.

(2)

SPEED

ADJUSTMENT

KNOB

Turn

this

knob

when

finely

adjusting

the

speed

the

platter.

The

speed

platter

will

increase

when

the

knob

turned

the

left

the

direction

“+:

will

de-

crease

when

turned

the

right

the

direction

*—”,

PL-100

Miscellaneous

Power

Requirements:

WE,WB,WP

models

.........

220—240V

50,

60Hz

Power

Consumption

............0...002..0

00-544

4WwW

Dimensions

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

420(W)

96(H)

365(D)

16-1/2(W)

3-13/16(H)

14-3/8(D)

in.

WeIQNE

-6

oie

SRR

...

5.2kg/11

80z

PC-110/I!

Specifications

-n

och

Moving

magnet

type

SEVIS:

ods

ta8:

Bees

ech

etc

0.5

mil

diamond

(PN-110/I!)

Output

Voltage.....

3.5mV

(1kHz,

50mm/s

Peak

velocity,

LAT)

Tracking

Force

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

1.59

2.59

(proper

2.2g)

Frequency

Response

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

25,

OO0Hz

Recommended

Load...............

50k2

+170

300pF

Accessories

AGsptet

osc.

tng

Oho

Peeks

Operating

Instructions

(French

and

German

furnished

model

forWE)

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

NOTE:

Specifications

and

design

subject

possible

modification

without

notice,

due

improvements.

Anti-skate

knob

ARM-ELEVATION

LEVER

UP(¥):

When

this

fever

set

this

potion,

the

tonearm

will

rise.

Set

before

record

play

and

when

you

want

stop

ncord

play

while

track

being

played

ashen

you

want

change

over

different

track.

DOWN

(¥):

When

the

lever

set

this

pojtion

the

tonearm

will

lowered.

itis

set

DOWN

for

record

play,

the

tonearm

will

lowered

onto

the

surface

the

record,

and

play

will

begin.

DISASSEMBLY

3.1

PANEL

AND

BASE

PLATE

Undo

the

screws

securing

the

insulator

case.

2.Move

the

tonearm

across

the

center,

and

raise

the

panel

little.

Disconnect

the

circuit

board

connector

(2-Pin).

Base

plate

Float

spring

(GRE)

Float

spring

_§

Insulator

case

“

(VLT)

Float

spring

Damper

rubber

Float

spring

(BLK)

S-

(VLT)

Fig.

3-1

Remove

the

panel

and

base

plate

EME

EEA

REE,

3.2

ARM

BASE

AND

SUB-PANEL

Undo

the

screws

securing

the

arm

base.

Undo

the

screws

securing

the

sub-panel.

Undo

the

screws

securing

the

center

shaft.

Arm

base

Tonearm

assy

Base

plate

Fig.

3-2

Remove

the

arm

base

and

sub-panel

PL-100

MECHANISM

DESCRIPTION

PL-100

MECHANISM

OPERATING

The

PL-100

equipped

with

auto-return

only.

Fig.

4-1

shows

the

PL-100

the

stationary

state

with

the

tonearm

back

the

arm

rest.

Gear

TAR

Gre

¢3

Fig.

4-1

Mechanical

parts

name

Start

Play

Lever

When

the

tonearm

moved

across

the

disc,

the

plate

located

below

the

arm

base

also

moved.

Lever

moved

over

connected

this

plate,

resulting

lever

being

un-

locked

(Fig.

4-3).

the

same

time

that

lever

unlocked,

the

microswitch

turned

(power

on),

and

the

motor

commences

rotate

(Fig. 4-3).

Microswitch

Fig.

4-3

Start

play

AUTO-RETURN

DETECTION

1.When

the

stylus

nears

the

center

shaft,

contacts

plate

(Fig. 4-4).

Plate

pushes

plate

amount

directly

proportional

the

amount

movement

ee,

the

tonearm

(Fig.

4-5).

Figen

erent

3.Plate

atop

plate

moved

toward

gear

the

movement

plate

pant

Ricithe

ARERR,

Fig.

4-5

Auto-return

detection

Gear

Plate

Dav.

Fig.

4-6

Auto-return

detection

Gear

feces

Gear

Yi.

Plate

Del

Fig.

4-7

Auto-return

detection

PL-100

4.The

front

end

plate

moves

approximately

O.lmm

when

the

stylus

advanced

1mm

toward

the

center

shaft

one

revolution

the

record.

5.The

tooth

gear

has

the

dimensional

dif-

ference

shown

Fig.

4-6.

6.Plate

pushed

back

this

dimensional

difference

stylus

movement

within

1mm

per

revolution

the

record.

7.When

the

stylus

enters

the

lead-out

groove

the

record

the

end

the

performance,

moved

4mm

toward

the

center

shaft

one

revolution

the

record.

8.The

end

plate

contacts

the

protruding

section

gear

(Fig.

4-7).

Gear

and

gear

are

engaged,

and

gear

turned

rotation

the

turntable.

AUTO-RETURN

Gear

and

are

engaged

each

other

the

auto-return

detector

and

gear

consequently

turned

the

counter-clockwise

direction.

Plate

then

shifted

across

towards

the

tone-

arm

due

the

groove

the

underneath

gear

3.The

edge

plate

pushes

against

lever

force

the

arm

elevation

upwards.

Plate

continues

shift

across

push-

against

the

plate,

thereby

returning

the

tonearm

back

the

arm

rest.

this

stage

plate

commences

return

to-

ward

the

center

shaft

guided

the

groove

gear

Gear

eet

RRR

Fig.

4-8

Auto-return

When

the

edge

plate

separates

frorm

lever

the

arm

elevation

lowered

drop

the

tonearm

back

into

the

arm

rest.

7.And

the

same

time

that

the

tonearm

returned

the

arm

rest,

returns

Jever

back

the

stationary

state.

8.Plate

continues

move

toward

the

center

shaft

and

pushes

against

lever

Lever

thus

switches

the

microswitch

off

(power

off),

and

then

locked

lever

thereby

bringing

complete

operation

cycle

end.

ADJUSTMENT

9.1

AUTO-RETURN

ADJUSTMENT

1.Turn

the

auto

return

adjustment

screw

full

around

clockwise.

Move

the

tonearm

right

across

toward

the

center.

3.When

the

auto

return

adjustment

screw

turned

back

little

time

counter

clockwise,

the

tonearm

will

commence

return

the

outer

circumference.

4.Stop

turning

the

adjustment

screw

once

the

stylus

tip

383mm

away

from

the

center

shaft.

Once

the

above

adjustment

procedure

has

been

completed

check

that

the

tonearm

returns

auto-

matically

designed.

5.2

F.G.

MOTOR

ADJUSTMENT

Turn

the

power

and

start

the

turntable

plat-

ter

rotating.

Turn

the

speed

adjustment

knob

around

the

mechanically

center

position.

Adjust

VR2

and

VR83

the

motor

assembly

that

the

stroboscope

appears

stationary.

Again

this

adjustment

performed

from

below.

Adjust

VR2

for

33rpm

speed,

and

VR3

for

45rpm.

5.3

ARM-ELEVATION

ADJUSTMENT

proceed

with

the

elevation

sheet

height

adjustment,

insert

the

hexagonal

wrench

(for

mm)

into

the

hole

the

front

the

sheet

and

rotate

clockwise

reduce

the

height

and

coun-

ter-clockwise

increase

the

height.

The

height

the

stylus

tip

from

the

record

surface

mm.

Fig.

4-9

Auto-return

detection

river

Fig.

5-2

Motor

adjustment

Elevation

sheet

Fig.

5-3

Arm-elevation

adjustment

PL-100

TROUBLE

SHOOTING

Use

the

following

directions

find

the

cause

each

type

breakdown.

Improperly

adjusted

units

should

completely

readjusted.

6-1

AUTO-RETURN

DOES

NOT

WORK

START

Change

starting

position

adjust-

ment.

Plate

does

not

the

plate

After

starting,

incomplete

reset

the

plate

See

Too

much

grease

between

the

plate

and

the

gear

The

curved

section

the

plate

deformed.

Inner

diameter

the

plate

bear-

ing

small.

The

inner

areas

records

can

not

tracked.

Protrusions

the

caulk

section

the

plate

bearing.

Arm

lead

wire

caught

some-

thing.

Not

enough

grease

between

the

plate

and

plate

cord

touching

the

plate.

Looseness

the

plate

attach-

ment.

plate

touching

the

leaf

spring

(plate

Operation

the

plate

not

smooth.

Procedure

for

Dealing

with

item

After

performing

the

return

operation,

the

curved

section

the

plate

and

curved

section

the

plate

are

not

contact

with

surfaces

and

(B)

respectively

the

cam,

reset

will

select

incomplete

and

the

starting

position

will

late.

Gear

0.5mm

result,

the

return

function

may

not

operate

times.

this

case,

bend

the

plate

that

Fig.

1-6

Incomplete

plate

and

plate

dimension

0.5mm

larger.

6.2

RETURN

FAST

(RETURN

1mm

PITCH)

Protrusions

the

pinion

gear

sec-

tion.

See

Procedure

for

Dealing

with

Item

there

are

rough

areas

plastic

protruding

from

the

section

the

protruding

section

the

pinion

gear,

the

return

function

may

operate

pitch

only

1mm.

this

case,

remove

the

plastic

protrusions

completely

(Fig.

6-2).

Gear

(pinion

gear)

protruding

section

Fig.

6-2

Elimination

pinion

gear

protrusions.

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.

7.1

AREAS

THAT

REQUIRE

LUBRICATION

NOTE:

Types

lubricants

and

areas

where

they

are

used

are

listed

table

Table

Type

Oil

Areas

used

Silicon

Oil

#50000

raising

shaft

GYA-008

all

other

areas

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)

top

and

side

(sliding

section

auto-stop

mechanism)

cam

side

surface

(sliding

section

elevation

cam)

Fig.

7-1

Driving

panel

assembly

section

Switch

Locker

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.

7-2

Switch

locker

section

Lever

Unit

Section

Apply

oil

the

sliding

sections

leaf

spring

(A)

and

lever

unit

decrease

the

burden

the

mechanism.

leaf

spring

(A)

sliding

section

lever

unit

lever

unit

sliding

section

Fig.

7-3

lever

unit

section

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