Pioneer PL-630 User manual

Table of contents

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Quartz

PLL

DIRECT

DRIVE

FULL

AUTOMATIC

TURNTABLE

L-630

Y

PIONEER’

MODEL

PL-630

COMES

IN

FIVE

VERSIONS

DISTINGUISHED

AS

FOLLOWS:

Type

Voltage

Remarks

KCT

120V

only

Canada

model

(Without

cartridge)

:

KUT

120V

only

U.S.A.

model

(Without

cartridge)

HGT

220V

—

240V

Europe

or

Oceania

model

{Without

cartridge}

ST

110V

—

120V,

220V

—

240V

(Switchable)

General

export

model

(Without

cartridge)

S/G

110V

—

120V,

220V

—

240V

(Switchable)

U.S.

Military

model

(Within

cartridge)

|

=

®

This

service

manual

is

applicable

to

the

PL-630/KCT,

KUT.

For

servicing

of

the

other

types

please

refer

to

the

additional

service

manuals.

CONTENTS

1.

SPECIFICATIONS

..........

0.000

eee

3

7.

DESCRIPTION

OF

OPERATION

2.

PANEL

FACILITIES................000.

4

7.1.

Mechanical

Section

.............004.

29

3.

DISASSEMBLY

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

0.00022

eee

6

7.2.

Control

Section

(Electrical

Section)

......

31

4.

PART

LOCATION

.........

2.000000

0

00s

8

7.3.

Actual

Operation

(17cm

record)

........

34

5.

SCHEMATIC

DIAGRAMS,

P.C.

BOARD

7.4.

Actual

Operation

of

Mechanical

Section

...

35

PATTERNS

AND

PARTS

LIST

©,

ADIUSTMENT

cca

ota

tere

re

tate

eaeh

tee’

36

5.1

Schematic

Diagram

............2.204.

9

9.

D.D.

MOTOR

CIRCUIT

DESCRIPTIONS

5.2

Control

(A)

Assembly

(PWX-035)

.......

11

AND

TROUBLE

SHOOTING

5.3

P.C.

Board

Connection

Diagram.........

12

9.1

Block

Diagram...

2.2...

.

ee

ee

eee

39

5.4

Control

(B)

Assembly

(XWX-007)

.......

15

9.2

Motor

Operation.............

00000.

41

5.5

Switch

Assembly

(XWX-008)

9.3

Operation

of

The

PD1003

IC

and

Lamp

Assembly

(XWX-009)

........

15

(Oscillator

Stage)

..

0...

2.2.0.0.

02

eee

43

5.6

Tonearm

Drive

Assembly

(PWX-027)

.....

16

9.4

Operation

of

The

PA2004

IC

(Comparator

Control)

.........02000.

43

5.7

Power

Supply

Assembly

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

17

:

9.5

Operation

of

The

PA2005

IC

5.8

Oscillator

Assembly

(PWX-022).........

7

(Drive

Control)

ice

ik

eh

ee

ea

43

5.9

Drive

Control

Assembly

(PWG-017)

.......

18

9.6

Trouble

Shooting

Chart

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

48

EXPLODED

VIEW

6.1

Outer

Parts

.........

00.

eee

eee

eee

19

622°

Cabinets

.cs

tec

oe-25

olen

ie

eee

21

6.3.

Tonearm

(Arm

Base)........-..--5055

23

6.4

Under

Base

.....-...

0.00.

eee

25

6.5

D.D.

Motor

(PXM-067)

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

26

Gi6.

Packingles.dc345Gs

BAR

eA

Senta

e

es

27

1.

SPECIFICATIONS

Motor

and

Turntable

Drive

System.

xs

Gi.

meek

Bak

tee

ates

weer

sae

Direct-drive

MOUOl

seit

da

lahce

olatetineae

lee

earns

naked

Quartz

PLL

Hall

motor

Turntable

Platter........

330mm

diam.

aluminum

alloy

die-cast

Inertial

Mass

.........

340kg-cm2

{including

platter

mat

mass)

SPECS

has,

Seen,

cele

Beare,

Sle

ge

aus

eet

be

eee

33-1/3

and

45rpm

Speed

Control

Range...

6.0.0...

ee

eee

+6%

Wow

and

Flutter................

Less

than

0.025%

(WRMS)

Signal-to-Noise

Ratio.

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

More

than

75dB

(DIN-B)

(with

Pioneer

cartridge

model

PC-600)

Rotational

Characteristics

Build-up

Time

...........

Within

90°

rotation

at

33-1/3

rpm

Speed

Deviation

............0

00002000

Less

than

0.002%

Speed

vs.

Load

Characteristics

.

.

.Stable

up

to

200

grams

drag

load

Speed

Drift

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

Less

than

0.00008%/h

at

33-1/3rpm

Less

than

0.00003%/degree

temp.

change

at

33-1/3rpm

Tonearm

TVPG.

cena

a

dea aes

Whe

Static-balance

type,

S-shaped

pipe

arm

Effective

Arm

Length

............2.....0200005

237mm

Over

angie

ee

eee

oS

Se

dato

wk

Pe

unaoate

Sle

bot

15mm

Usable

Cartridge

Weight...

........

4g

(min.)

to

12.5g

(max.)

(For

cartridge

weights

over

8.5

grams,

attach

the

sub

weight)

Arm

Height

Adjust

Range...

.........

2.00200

0005

+3mm

Subfunctions

Auto

lead-in

Auto-return

Auto

cut

Quick

repeat

Quick

play

Quick

stop

Anti-skating

force

control

Stylus

pressure

direct-readout

counterweight

Arm

height

adjusting

device

Cueing

device

Pitch

meter

Free

stop

hinges

NOTE:

Specifications

and

design

subject

to

possible

modification

without

notice,

due

to

improvements.

PL-630

Semiconductors

LOSiSihei

abe

ded

At

Shr

iat

nets

oN

7

WransisOurs..

eos

syn

Oo

Ses

A

tes

os

te

17

Diodes.

$5.

2i08

eu.

ote

Ae

aieed

ed

hare

bs

9

Hall

Elements

.........

00.0000

00a

ee

3

PED

ids

Giith

2

-walch

eee

dears

che

heats

10

Photo:

Transist6rs.

ccd

Soe

We

es

2

CUS

ove

-s

etki

aes,

Pein

@

Saitek

Meenas

1

Miscellaneous

Power

Requirements

..........

AC

120V

60Hz

Power

Consumption

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

22W

Dimensions

......

470(W)

x

148(H)

x

418(D)mm

18-1/2(W)

x

5-13/16(H)

x

16-7/16(D)

in.

Weight

.........

0000

ee

eee

12kg/26lb

7o0z

Accessories

EPiadaptor:®

sect

af

tt

had

ON

eth

Ace

ts

]

Overhang

gauge

2.0.2.0...

cee

ee

ee

1

Screwdrivers.

cia

3

bocteat

Recast

ks

a

1

Sub

weight:

22

Acscceg

Waka

tgrme

de

Sau

ws

1

Cartridge

mounting

screws

............00.

6

Cartridge

mounting

nuts

.............0.0.

2

Cartridge

mounting

washers

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

2

Operating

instructions

..

2... 0...

00000

ee

1

2.

PANEL

FACILITIES

ON

......

Press

this

switch

and

the

power

will

come

on.

The

ARM

ELEVATION

switch

in-

dicator

(

¥)

and

SPEED

switch

indicator

(45

or

33)

will

both

light

up.

OFF

....

The

power

will

be

cut

off

when

this

switch

is

released,

and

the

indicators

will

go

off.

NOTES:

e

The

platter

will

not

rotate

when

the

tonearm

is

on

the

arm-rest

even

when

the

POWER

switch

is

set

to

ON.

e

Always

set

the

POWER

switch

to

OFF

when

you

do

not

intend

to

use

your

turntable.

AUTO

SWITCH’

">

ON

......

Select

this

position

for

auto

play

(refer

to

page

10).

When

this

switch

is

pushed,

the

DISC

SIZE

indicator

(12"'30)

lights

up.

OFF......

When

this

switch

is

released,

the

auto

mechanism

is

disengaged,

and

all

the

oper-

ations

can

be

performed

by

hand.

Set

the

switch

to

this

position

when

playing

a

record

whose

size

is

not

standardized

since

the

tonearm

will

otherwise

return

to

the

arm

rest

automatically.

When

this

switch

is

set

to

OFF,

you

will

not

be

able

to

per-

form

auto

play

and

repeat

play

operations.

For

record

play,

move

the

tonearm

manu-

ally.

NOTE:

e

When

the

AUTO

switch

is

set

to

OFF,

the

DISC

SIZE

and

REPEAT

switch

indicators

will

not

light

up

even

if

the

respective

switches

are

pushed.

Press

the

switch

that

corresponds

to

the

size

of

the

record

you

want

to

hear

for

auto

play

operations.

The

corre-

sponding

switch

indicator

will

then

light

up.

N22

307

ee

a

For

30cm

records

10°25

.....

For

25cm

records

7°17.

.....

For

17cm

records

NOTES:

e

The

12''30

switch

is

selected

automatically

when

the

POWER

switch

is

set

to

ON.

©

These

switches

will

not

work

if

depressed

when

the

tonearm

is

moving

(auto

return).

Dust

cover

Platter/

rubber

platter

mat

REPEAT

SWITCH

Press

this

switch

for

repeat

play.

When

pressed,

the

indica-

tor

will

light

up,

and

the

record

will

be

played

again

(refer

to

page

11

for

further

details

on

repeat

play).

Press

this

switch

again

to

release

it.

The

indicator

will

go

off

and

the

repeat

play

function

will

be

released.

NOTES:

e

This

switch

cannot

be

operated

even

if

depressed

while

the

tonearm

is

moving

out

of

contact

with

the

record.

e

There

will

be

no

repeat

play

when

the

AUTO

switch

is

set

to

OFF.

START/STOP

SWITCH

~~

Press

this

switch

for

auto

play.

The

platter

will

start

to

rotate,

the

tonearm

will

automatically

move

over

to

the

edge

of

the

record

and

play

will

begin

(auto

lead-in).

If

this

switch

is

pressed

during

play,

the

tonearm

will

automatically

return

to

the

arm

rest,

the

platter

will

stop

rotating

and

play

will

be

suspended

(auto

cut).

NOTES:

e

This

switch’s

STOP

function

has

no

effect

on

tone-

arm

movement

unless

the

tonearm

is

in

contact

with

the

record.

e

This

switch

cannot

be

selected

when

the

AUTO

switch

ts

set

to

OFF.

y/

o%

\4

(STV

Arm

lifter

[5%

om

Arm

rest

Ge

Anti-skate

knob

———-

Tonearm

SPEED

SWITCH

33.

....

Set

the

switch

to

this

position

when

playing

a

33-1/3rpm

record

such

as

an

LP.

When

it

is

depressed,

the

33

indicator

lights

up,

and

the

platter

rotates

at

a

speed

of

33-1/3rpm.

45

.....

Set

the

switch

to

this

position

when

playing

a

45rpm

record

like

an

EP.

When

it

is

de-

pressed,

the

45

indicator

lights

up,

and

the

platter

rotates

at

a

speed

of

45rpm.

ARM

ELEVATION

SWITCH

Use

this

switch

to

interrupt

play

temporarily

or

to

per-

form

manual

play.

When

the

DOWN

(

©)

indicator

lights

up,

the

tonearm

will

descend

and

when

the

UP

(

¥)

indicator

lights

up,

the

tonearm

will

rise.

These

two

operations

will

be

per-

formed

alternately

every

time

the

switch

is

pressed.

NOTES:

e@

When

the

POWER

switch

is

set

to

ON,

the

tonearm

will

descend

and

the

DOWN

indicator

lights

up.

Always

set

the

switch

to

DOWN

for

auto

play.

When

the

switch

is

at

UP,

the

auto

return

cancelling

mechanism

is

actuated

and

so

there

will

be

no

auto

return

or

auto

cut.

PL-63O0O

PITCH

CONTROL

KNOB

If

this

knob

is

rotated

with

the

Quartz

LOCK

switch

at

OFF,

you

will

be

able

to

increase

or

decrease

the

speed

of

the

platter

in

respect

to

its

rating.

When

the

knob

is

rotated

in

the

‘‘t’’

direction,

the

platter

will

rotate

faster,

and

when

rotated

in

the

‘‘-”

direction,

it

will

rotate

slower

than

its

rating.

The

PITCH

meter

can

be

observed

to

check

the

amount

of

speed

increase

or

decrease

(up

to

6%

in

either

case).

QUARTZ

LOCK

SWITCH

When

this

switch

is

pressed,

the

Quartz

PLL

circuitry

is

actuated

and

the

indicator

will

light

up.

The

switch

is

usually

kept

at

this

position.

The

platter

will

be

accurately

locked

to

the

rotational

speed

corresponding

to

the

position

of

the

SPEED

switch.

When

this

switch

is

released,

the

Quartz

PLL

circuitry

is

disengaged,

the

PITCH

meter

lights

up

and

the

indicator

goes

off.

Set

the

switch

to

this

position

for

instrumental

and

other

performances

in

accordance

with

the

record

OFF.

6:

being

played.

PITCH

METER

When

the

Quartz

LOCK

switch

is

set

to

OFF,

the

PITCH

meter

lamp

will

light

up,

and

the

variation

in

the

rota-

tional

speed

of

the

platter

in

respect

to

its

rating

(33-1/3

or

45rpm)

can

be

read

out

on

the

meter.

ON

-

+

OFF

(ea

Quarez

PITCH

~OCK

CONTROL

3.

DISASSEMBLY

—

ore

Co

hd

Cabinet

and

Arm

Base

shaft.

6.

Lift

the

cabinet

from

the

rear

side.

As

the

cord

.

Remove

the

4

mounting

screws

retaining

the

is

clamped,

remove

the

cabinet

while

releasing

upper

cover.

the

clamp.

Remove

the

AC

mains

connector.

7.

Undo

the

4

screws

retaining

the

arm

base,

and

.

Remove

the

output

cord

connector.

then

remove

the

arm

base.

.

Remove

the

screws

retaining

the

feet.

.

Move

the

arm

to

the

vicinity

of

the

center

#

Upper

cover

retaining

screws

Output

cord

connector

Fig.

1

Arm

base

retaining

screws

Fig.

2

@

Tonearm

1.

Loosen

the

mounting

screws

holding

PU

plates

A

and

B

which

are

fitted

to

the

arm

shaft,

and

remove

the

PU

plates.

2.

Undo

the

2

screws

retaining

the

tone

arm,

and

then

remove

the

tone

arm.

\{—

Arm

base

PL-630

4.

PART

LOCATION

Cabinet

Toneerm

drive

assembly

PYY-022

PWX-027

Main

weight

assembly

PXA-716

<\

~~.

Arm

base

Power

transtormer_&

__

ana

:

PTT-O050

(KUT)

|

Le

c

Pee

ele

)

PNR-083

PTT-057

(KCT)

:

a.

a

|

_

eal

@

eae

:

_

;

=

eae

———

Kno

}

PAD-037

e——_—_—__—-

Tonearm

assembly

PWR-048

(KUT)

!

PPD-576

PWR-049

(KCT)

é

4

©

—--——

Headshell

assembly

Oscillator

assembly

PXA-697

PWX

-022

@

*

Cap

el

PAD-034

__

Knob

PAA-034

Cap

~

PAD-034

Meter

assembly

PAW-002

Cap

Button

PAD-040

PAD-035

Control

panel

PAN-051

RESISTANCE

VALUE

CODES

Code

numbers

of

resistors

used

in

Pioneer

equipment

are

expressed

in

the

following

way:—

Code

number

—————----—->

RD

%

PS

473

J

NL

Baose

cel

Type

of

resistor

|

Power

rating

Shape

(tubuler)

<

Resistance

(code

value)

<————_____--_

Tolerance

<

Low-noise

marking

~«<

Furthermore,

in

the

list

of

parts

found

in

the

Service

Manual,

the

resistance

(code

value)

part

of

the

above

code

number

is

expressed

as

OU0)

or

OOO.

Resistors

included

in

the

Service

Manual

list

of

parts

|

Ex.

RD

%PSOOO

JNL

When

ordering

resistor

components,

first

ascer-

tain

the

actual

resistance

value

from

the

circuit

diagram,

and

then

convert

it

into

code

no.

form

as

shown

in

the

following

examples.

For

further

details

on

code

numbers,

refer

to

“Tuning

Fork”

VOL.

1.

Ex.

1

For

OOOO

Codes

*

General

resistors

O

Oo

C O

Tt

Significant

figures

Multiplier

(10%)

*

Resistors

with

fractional

values

Oe

Ee

i>

Oe

ooOorda

a

ies

aed

|

Significant

figures

Decimal

point

“4

Significant

figures

Decimal

point

Ex.

1

Nominal

resistance

|

Significant

figure

Multiplier

|

Resistance

(2)

(three

figures)

(10x)

value

code

5.1

BIO;

td

aeers

5R10

5.62

BB20

0

Se

5R62

10

WOr

“Gewese

10RO

|

22.5

2

| a

re

22R5

110

110

x10°

1100

1k

i

(1000)

100

x10

1001

1.56k

1

(1560)

156

x10

1561

10k

2

(10000)

100

x10

1002

33.6k

2

(33600)

336

x10

3362

112k

3

(112000)

112

x10

1123

1M

4

(1000000)

100

x10

1004

1.56M

4

(1560000)

156

x10

1564

Ex.

2

For

Codes

*

General

resistors

0

O

0

5

Significant

figures

eT

Multiplier

(10%)

*

Resistors

with

fractional

values

O

C]

CI

r

Significant

figures

ORO

aE

jt

Decimal

point

Ex.

2

Nominal

resistance

|

Significant

figure

Multiplier

|

Resistance

(2)

(two

figures)

(10X)

value

code

0.5

O55

~~

abeaets

OR5

1.5

The.

=e

1RS

1

01

x10°

010

22

22

x10°

220

330

33

x10!

331

1k

2

(1000)

10

x10

102

5.6k

3

(5600)

oP

a0

pee

68k

3

(68000)

68

x10

683

820k

4

(320000)

82

x10

824

1M

5

(1000000)

a0

ac

me

2.2M

5

(2200000)

72

=

225

AND

PARTS

LIS

5.1

SCHEMATIC

DIAGRAM

5.

SCHEMATIC

DIAGRAMS

P.C.

BOARD

PATTERNS

ai

ict

PO6OOI

\c2

PM6OO!

Qio

28c945

22725

ee

ene

Ic3

vec

#

22~28V

7

Qi

28A733

jrov

Qi

28c945

:

O1

vol2zi2

1c3

CONTROL

(8B)

Ass’y

XWX-

007

c2

c

TA78LO20P

0.047

0.047

Br

Ic10

R2I

bk

AN

R32

18k

R22

1K

aad

R23

1k

C19

10/10

QI

280945

Q3

uPC324C

Q5

2Sc945

Q6

2SC945

O10.

($2473

PITCH

Q2

TPSEOSY)

Q3

2SA733

Q4

2S8¢945

Q5

28C945

Q7

2SC945

Q8

2S8C945

cia

22710

F

pag

aig

I

CRO

SWITCH

DRIVER

(F)

Assty

Q9

EE-SME38

D2

1S2473

rn

CONTROL

<

|

1

Ko

vRe

Rig

3-6K(G)

220

an

VRS

ze

6808)

5S

RIS

Oe

Q2

2S8C¢945

Q4

2S8C945

D7

GL-9PR2

D8

GL-9PR2

09

GL-9PR2

MP

|

:

Feed

O°

FL

IES

SWITCH

Ass’y

XWX-

008

bev

LoomA,

LAMP

Ass’y

XWX-009

GL-9PR2

105,6

RG

GND

To

Tonearm

PXA-461

POWER

SUPPLY

Ass’y

PWR

POWER

SWITCH

CONNECTOR

Uj

Pow

Ol

SIRBAIO

(PCX-O10)

03

SIRBAIO

(PCX-OI0)

-

048

Qi

2sc945

Q2

280234

Q3

280234

2av

33V

470/50)

RI

Scam

ca

fe

PDIOO3

OSCILLATOR

Ass’y

PWX-022

DRIVE

CONTROL

Ass’y

PwG-

015.

J

Lci-9Pg2__)

CONTROL

(A)

Assy

PWX

-

035

bas

ibe

Q2!

PA2004

'

Q22

PA2005

ARMATURE

CORE

Ass’y

PTL-003

i

{

|

be

ER

Trantormer

To

Contro!

To

Chassis

To

Top

Panel

Cover

SPEED

DETECTOR

Ass’y

PWX-023

RESISTORS;

IN

OHM

1/4W

45%

TOLERANCE

UNLESS

OTHERWISE

NOTED

kk

MMA

(G)

42%

TOLERANCE

CAPACITORS;

IN

uF

UNLESS

OTHERWISE

NOTED

p;pF

This

is

the

basic

schematic

diagram

but

the

actual

circuit

may

vary

due

to

improvements

in

design.

SWITCHED;

SWI

DISK

SIZE(30cm)

ON

-

OFF

Sw2

DISK:

SIZE(25cm)

ON-

OF

F

SW3

DISK

SIZE(I7em)

ON-OFF.

SW4

PEPEAT

ON-OFF

SW5

START/STOP

ON-OFF

SW6

ARM

ELEVATION

UP-DOWN

SW7

AUTO

—

ON-

OFF

SW8

POWER

ON-OFF

SW9

SPEED

33

1/3-45

(rpm)

SWIO

QUARTZ

ON-

OFF

Miscellaneous

Ff

Part

No.

PWX-027

PWX-035

XWX-007

XWX-008

XWX-009

PWG-017

PWX-022

PTL-003

PWR-049

PWR-048

PTT-057

PTT-050

PSA-002

5.2

CONTRO

Parts

List

of

Ce

Part

No.

PSG-009

CEA

100P

10

GL-9PR2

GL-9PG2

10