Pioneer PR-8210-A Manual de usuario

ДУ,

РТИапиа1

ORDER

NO.

VRT-019-0

VIDEO

DISC

PLAYER

8-8210-А

CONTENTS

SPECIFICATIONS

аа.

11-2

SYPS,

LSPS

AND

МСМВ............

PARTS

АМО

CONTROLS

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

TUSUREAMUS

лы

CONNECTIONS...

114

УЗОР,

CPCB

AND

Р$СВ............

DISASSEMBLY

.......

ре

Dieu

1:5

AUDX

occ

ccc

ыа

CIRCUIT

DESCRIPTIONS

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

11.6

CONT,

GATB

AND

IOIB

...........

»^

SAFETY

CHECK

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

112

КЕҮС

AND

IRAB

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

104

MECHANICAL

ADJUSTMENTS

........

12.

EXPLODED

VIEWS

AND

PARTS

LISTS

....

108

SLIDER

ASSEMBLY

AND

ALIGNMENTS

...

12-1

EXTERNAL

AND

TOP

VIEW

........

108

ELECTRICAL

ADJUSTMENTS

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

122

BOTTOM

VIEW

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

111

10.

TROUBLE

SHOOTING

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

‚..

123

SLIDER

с...

114

11.

SCHEMATIC

DIAGRAMS,

PCB

13.

SAFETY

INFORMATION

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

116

PATTERNS

AND

PARTS

LISTS

..........

723

14.

PACKING

PROCESS

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

117

11-1

OVERALL

isses

PIONEER’

PIONEER

ELECTRONIC

CORPORATION

4-1.

Meguro

1-Ch^orne,

Meguro-ku,

Tokyo

153,

Japac

PIONEER

ELECTRONICS

(ОВАЈ

INC.

РО.

Box

1760,

Long

Beach,

Самого

90801

USA

PIONEER

ELECTRONIC

[EUROPE]

М.М.

Keetbenglaan

2740

Beveren,

Begum

PIONEER

ELECTRONICS

AUSTRALIA

РТУ.

LTD.

178-184

Boundary

Fload,

Braeside.

ctor

3195,

Азатгета

Printed

Japan

МЕ

PR-8210-A

SPECIFICATIONS

General

System

and

disc

spec.

ЕЕ

Comply

with

MCA

Philips

specifications

Maximum

playing

time

rub

АТ

Standard

play

videodisc:

minutes/side

.....

Extended

play

videodisc:

minutes/side

Spindle

motor

revolutions

Standard

play

videodisc:

1800

RPM

SAMT

RUE

Extended

play

videodisc:

1800

RPM

(inner

circumference)

600

RPM

{outer

circumference}

Laser

6328

angstrom,

He-Ne

1mW

Video

Characteristics

Format

seated

ае

NTSC

specification

Video

output

Level

...

1Vp-p

nominal,

sync.

negative,

terminated

impedance

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

ohm

unbalanced

Terminal

ЕЕН

BNC

type

jack

Signal

noise

ratio

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

than

42dB

Audio

Characteristics

Audio

output.......-.

Two

channels;

stereo

two

individual

channels

Level

........

650mV

nominal

(1kHz

100%

mod.

kilohms

terminated)

Impedance

.....

Less

than

2.2

kilohms

unbalanced

Terminal

с,

ва

ваља

Stereo

pinjacks

Total

harmonic

distortion

Less

than

0.396

(1kHz

7596

mod.)

Signal

noise

ratio

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

than

70dB

(CX

encoded

disc,

ON,

1kHz

650mV

output,

using

IHF

network)

Frequency

response.

40Hz

20kHz

(+3dB

reference

1КН2

10%

mod.)

External

controls

Terminal:

TET

Pins

amphenol

type

Functions

CAV

CLV

Play

(Normal

play

mode

with

sounds)

...

YES

Pause

(Pause

mode

without

picture

and

sounds)

«o

ius

ыы

тағы

YES

Scan

forward/reverse

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

YES

Others

Power

requirements

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

120V,

60Hz

Power

consumptions

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

85-watts

Dimensions

........

525(W)

408(D)

143(H)

mm.

20-21/32(W)

15-13/16(D)

5-5/8(H)

in.

Net

weight

(without

package)

......

13.5kg

(29.8

lbs)

Furnished

Accessories

Audio

connecting

cords

with

pinplugs

..........

Operating

instructions

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

NOTES:

Specifications

and

the

design

subject

possible

modifica-

tion

without

notice,

due

improvements.

Actual

playback

time

differs

for

each

disc.

PARTS

AND

CONTROLS

DISC

CLAMP

This

holds

the

disc

onto

the

turntable

when

the

hood

closed

assure

that

the

disc

rotates

smoothly.

TURNTABLE

Place

disc

this

platter

fits

over

the

raised

center

hub.

The

turntable

directly

connected

the

motor

the

precise

speed

maintained

all

times.

OBJECTIVE

LENS

This

lens

focuses

the

laser

beam

onto

the

disc

and

picks

the

beam

reflected

back

from

the

disc.

Note

that

the

lens

surface

must

kept

clean

order

maintain

optimum

performance.

POWER

Press

this

switch

turn

power

and

off.

POWER

INDICATOR

This

lights

show

the

power

on.

REJECT/OPEN

Press

this

key

cut

off

operation

and

open

the

hood.

HOOD

UNLOCKED

INDICATOR

This

indicator

lights

when

the

hood

open

and

goes

out

when

the

hood

completely

closed

and

locked.

Note

that

the

player

can

not

operated

until

this

indicator

goes

out.

STAND

INDICATOR

This

indicator

flashes

and

off

during

those

peri-

ods

when

some

time

required

for

the

player

switch

the

commanded

function

mode.

For

example:

When

marked

end

the

PLAY/

PAUSE

key

pressed

after

REJECT,

during

the

return

period.

DISC

INDICATORS

few

moments

after

marked

end

the

PLAY/

PAUSE

key

has

been

pressed,

опе

these

indica-

tors

shows

whether

CAV

CLV

disc

being

played.

PLAYBACK

MODE

INDICATORS

One

these

indicators

shows

the

playback

mode

presently

selected.

PR-8210-A

INDICATOR

This

indicator

lights

when

the

noise

reduction

system

activated.

AUDIO

INDICATORS

These

indicators

show

whether

only

one

both

audio

channels

are

being

heard.

SLOW

SPEED

CONTROL

Use

this

contro!

adjust

the

speed

slow

motion

playback.

NOTE:

Slow

motion

playback

possible

only

when

ex-

ternal

controller

being

used

contro!

the

player.

Slow

motion

playback

can

not

рег-

formed

using

the

buttons

the

player

itself.

PLAY/PAUSE

Pressing

the

|»

mark

the

upperside

the

switch

starts

playback

returns

normal

play

mode

from

another

mode.

temporarily

stop

playback,

press

the

mark

the

lower

side

the

switch.

This

stops

the

pickup,

turns

off

both

picture

and

sound.

Pressing

the

mark

again

can-

cels

the

pause

mode.

SCAN

Use

this

key

quickly

locate

particular

part

the

disc

program

skip

part

the

program.

press

scan

quickly

forward

44:

press

scan

quickly

backward

AUDIO

1/1,

2/R

Use

this

key

turn

sound

off

and

the

left

right

channel.

Pressing

either

end

the

key

turns

off

sound

that

channel;

press

again

turn

sound

back

on.

SYSTEM

This

key

turns

the

noise

reduction

system

and

off.

Turn

the

system

when

playing

encoded

disc.

CONNECTIONS

PR-8210-A

22)

ә)

VIDEO

Stereo

amplifier

Use

the

coaxial

cable

connect

the

VIDEO

OUT

terminal

the

player

the

video

input

terminal

the

monitor

other

video

equipment

(terminated

video

input

terminal).

Audio

output

the

player

should

connected

the

audio

inputs

the

monitor

(or

other

video

equipment)

the

stereo

system

for

audio

reproduction.

AUDIO

OUT

These

jacks

provide

the

left

and

right

channel

audio

signals

for

connection

stereo

hi-fi

sys-

tem.

(à

EXT

CONTROL

This

terminal

used

МО

port

when

the

player

controlled

controller.

Video

monitor

othar

video

equipment

NOTE:

The

connections

diagram

shows

only

one

example

the

possible

ways

perform

connections.

The

method

connection

differs

depending

the

control

unit,

video

equipment

and

other

units

being

used.

VIDEO

OUT

The

terminal

for

connection

color

video

monitor

other

video

equipment

(that

have

video

input

terminal).

provides

the

direct

video

signal.

POWER

CORD

Plug

this

into

wall

socket.

a«a

DISASSEMBLY

ENCLOSURE

AND

PCBS

‚^^

ты

Caution

label

VRW-O71

Under

housing

Unscrew

screws

marked

6).

Printed

circuit

Front

panel

boards

Unscrew

screws

Unscrew

screw:

marked

$).

marked

@..

Top

housing

Undo

the

под,

and

disengage

the

locking

Unscrew

screws

the

turntable.

Unscrew

screws

Remove

parts

the

order

above

sequence

diagram.

For

exa

the

top

housing,

the

under

housing

and

the

hood

must

first

remove

Note:

Loosen

the

shipping

screw

ing

disassembly

procedures

tion

repairs,

check

screw,

lens

cap,

shield

other

shields

have

been

positions.

PR-8210-A

HOW

REMOVE

SLIDER

FROM

MECH-CHASSIS

Remove

the

four

fixing

screws

the

VSOP

board,

and

open

the

VSOP.

Put

the

slider

harness

out

the

joint

re-

moving

the

washer,

and

disconnect

the

housings

N4, N5,

and

high

voltage

cap.

Remove

the

two

screws

installed

the

slider-pot

assembly.

Remove

the

four

screws

installed

the

rail

near

„

the

slider

pot.

©з

SLIDER

WARNING:

EXTREME

CARE MUST

EXERCIS-

"LSPS"

BOARD

WHILE

WORKING

WITH

THE

PLAYER

PREVENT

POSSIBILITY

EXPOSING

YOURSELF

DANGEROUS

VOLT-

AGES.

housing

Unscrew

screws

marked

.6`.

Open

the

hood,

and

unscrew

screws

panel

marked

(V.

Unscrew

screws

marked

:4..

)

housing

the

ring,

and

shift

one

side

ngage

the

locking

catches.

crew

screws

marked

(2),

and

remove

turntabie.

crew

screws

marked

(3:.

(

Эм

the

order

indicated

the

am.

For

example,

remove

inder

housing,

the

front

panel

removed.

pping

screw

before

commenc-

procedures.

Upon

comple-

check

that

the

shipping

ip,

shield

case,

barrier,

and

have

been

fixed

suitable

—

PR-8210-A

CIRCUIT

DESCRIPTIONS

5-1

RFAM

consists

PHDB

(photo

detector

emitter

follower.

The

OUT

signal

board)

and

HEDA

(head

amp)

mounted

the

extracted

from

this

point.

slider

assembly.

The

photo

detector

mounted

The

four

focus

control

signals

are

thru

ВА.

PHDB

picks

the

various

signals,

and

after

The

sums

and

B3,

and

the

sums

and

passing

them

through

filter

choke

eliminate

are

sent

their

respective

amps

(Z2)

where

the

620MHz

spurious

signal

generated

the

laser

they

are

amplified

about

17dB,

then

output

tube,

outputs

them

HEDA.

FOCS

and

FOCS

signals.

Tracking

controi

The

signal

amplified

about

20dB

signals

and

are

input

the

voltage-follower

the

negative

feedback

amp.

Transistors

and

type

amp

71,

and

extracted

TRKG

and

form

cascade

connected

amplifier

stage,

and

ТЕКС

output

signals.

HEAD

AMP.

В,

Amp

FOCSB

DETECTOR

4—]

amp

FOCS

Amp

Emiter

—O

OUT

follower

Negative

feedback

amplifier

Voltage-

follower

ТАКС

Vottage-

follower

тако

ЯРАМ

BLOCK

DIAGRAM

Fig.

RFAM

block

diagram

5.2

VDEM

(VSOP)

With

the

UA5002

DOC

processor

and

the

UA5001

video

processor

IC,

the

VDEM

section

which

occupy

1/3

the

VSOP

board

handles

video

signa!

demodulation

and

delay

video

sig-

nal

demodulation

plus

video

signal

switching

when

dropouts

occur.

block

diagram

the

VDEM

section

shown

Fig.

The

video

and

audio

signals

applied

the

VSOP

board

from

the

RFAM

board

are

applied

the

correction

circuit

(Q201-

Q203).

Since

the

electrical

conversion

frequency

response

the

optical

system

lower

the

inner

circumference

than

аї

the

outer

circumference,

there

certain

amount

gain

compensation

frame

number

#13500

(approx),

especially

the

high

frequency

region

where

the

effect

much

greater.

Following

compensation

the

gain

difference

between

inner

and

outer

circumferences,

the

signal

passed

the

AUDX

board

and

the

UA5002

DOS

RFIN

terminals.

This

signal

also

passed

through

bandpass

filter

for

video

sig-

nals,

and

then

through

audio

signal

trap

order

extract

the

video

signal

components.

After

being

applied

ПА5001,

this

signal

amplified

Q208

and

Q220,

detected

(level

detection),

and

then

applied

the

sensor

output

UM3002

the

SPDL

section.

Further-

more,

the

video

signal

delayed

interval

the

delay

line

applied

the

UA5002

DOC

processor.

9201,

202,203

—

]

огов,агго

AUDIO

[ан

LEVEC

dee

"rtt

TRAP

Е:

АХ

окт

„м

де

AUDIO

-—

Ем

сут

радова

ша

мму2

саме

оа

<>.

$—

——

—

—O

SENSE

KEY

PULSE

DATA

ENABLE

QATA

QUT

DATA

ENABLE

—À

VIDEO

CPCB

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DISCRI

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VIDEO

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Fig.

VDEM

section

block

diagram

foe-

15м

[езтне

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MCA

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