Pioneer CLD-2850 Manuale utente

Service

PIONEER’

The

Art

Entertainment

PAZEVUED

ORDER

NO.

CD._CDV

PLAYER

CLD-

CLD-2850

HAS

THE

FOLLOWING

ARP2787

Power

Requirement

This

manual

applicable

CLD-

2850/WEZ

and

WB.

For

type,

refer

page

75.

CONTENTS

SAFETY

INFORMATION

DISASSEMBLY

EXPLODED

VIEWS,

PACKING

AND

PARTS

LIST

BLOCK

DIAGRAM

SCHEMATIC

AND

PCB

CONNECTION

DIAGRAMS

---

PCB

PARTS

LIST

ADJUSTMENTS

8.1C

INFORMATION

FOR

TYPE---

10.

CONNECTIONS

11.

PANEL

FACILITIES

12.

SPECIFICATIONS

----

PIONEER

ELECTRONIC

CORPORATION

4-1,

Meguro

1-Chome,

Meguro-ku,

Tokyo

#53,

Japan

PIONEER

ELECTRONICS

SERVICE

INC.

P.O.

Box

1760,

Long

Beach,

California

90801

U.S.A.

PIONEER

ELECTRONICS

CANADA,

INC.

300

Allstate

Parkway

Markham,

Ontario

L3R OP2

Canada

PIONEER

ELECTRONIC

[EUROPE]

N.V._Haven

1087

Keetberglaan

1,9120

Melsele,

Belgium

PIONEER

ELECTRONICS

AUSTRALIA

PTY.

LTD.

178-184

Boundary

Road,

Braeside,

Victoria

3195,

Australia

TEL:

[03]

$80-9911

PIONEER

ELECTRONIC

CORPORATION

1993

IFO

JUNE

1993

Printed

Japan

CLD

2850

SAFETY

INFORMATION

VARO!

AVATTAESSA

—

SUOJALUKITUS

OHITETTAESSA

OLET

—ALTTIINA

NAKYMATTOMALLE

LASERSATEILYLLE.

ALA

KATSO

SATEESEEN.

r-~

(FOR

EUROPEAN

MODEL

ONLY)

LASER

Kuve

Lasersateilyn

ADVERSEL:

USYNLIG

LASERSTRALING

VED

ABNING

NAR

SIKKERHEDSAFBRYDERE

UDE

FUNKTION

UNDGA

UDSAETTELSE

FOR

varoitusmerkki

WARNINGI

DEVICE

INCLUDES

LASER

DIODE

WHICH

EMITS

INVISIBLE

INFRARED

RADIATION

WHICH

DANGEROUS

EYES.

THERE

WARNING

SIGN

ACCORDING

PICTURE

INSIDE

THE

DEVICE

THE

LASER

DIODE.

IMPORTANT.

THIS

PIONEER

APPARATUS

CONTAINS

LASER

Picture

Warning

sign

for

laser

radiation

STRALING.

LASER

CLASS

‘SERVICING

OPERATION

THE

APPARATUS,

SHOULD

DONE

SPECIALLY

ANING!

INSTRUCTED

PERSON.

OSYNLIG

LASERSTRALNING

NAR

DENNA

DEL

GPPNAD

OCH

SPARREN

URKOPPLAD.

BETRAKTA

STRALEN

LASER

DIODE

CHARACTERISTICS

—]

MAXIMUM

OUTPUT

POWER:

WAVELENGTH:

780-785

LABEL

CHECK

WEZ

model

CAUTION

INVISIBLE

LASER

RADIATION

WHEN

OPEN,

AVOID

EXPOSURE

BEAM

ADVARSEL

LUSYHRIG

LASenSTRALING

VED

ABKING

AAR

SiKERIED

SAF.

DIVDRE

ODE

FLNRTION.

‘UNOGA

UOGATTELSE

FOR

STRAUMG.

Avattaeasa

suosaluxitus

ohitert

ease

olet

alttiine

nakyaattondl)

Aaversdtellylie.

Ald

hatao

sAt

‘VAROING!

Osynlig

laseratrdining

mdr

denna

del

‘Ar

Oppnad

och

sparren

urkopplad.

Detrakta

atrdlen.

‘VORSICHT?

LUWSICHTARE

LASER

STRAIRUNG

THITT

AUS,

WENN

DECHEL

{BOER

ELF

GEPIET

STN.

ler

wens

PRW1018

WEZ

and

models

Additional

Laser

Caution

The

ON/OFF

statuses

the

side~A/B

detection

switch

(TURN

switch

the

MECHANISM

assembly),

slider-position

detection

switches

(PARK

and

the

MECHANISM

assembly)

and

loading-status

detection

switches

(SW

and

board

assembly}

are

detected

the

micro-

processor

(IC

101

the

MAIN

board

assembly).

‘To

permit

the

laser

diode

oscillate,

required

set

the

side-A/B

detection

switch

for

side

(IC101

the

MAIN

board

assembly,

XTURN

A=L

and

XTURN

B=H)

‘or

the

slider-position

detection

switch

for

the

ACTIVE

status

(PARK

OFF,

PARK

OFF,

PARK

OFF),

and

‘set

the

foading-status

detection

switch

for

clamped

state

(SW

4:OFF,

2:0N,

3:0N).

(These

requirements

assume

that

the

shipping

screws

have

been

removed.)

long

these

requirements

are

not

satisfied,

the

laser

diode

will

not

oscillate,

When

the

requirements

are

met

any

way,

the

laser

lode

can

oscillate.

The

laser

diode

oscillation

will

continue

the

collector

and

the

base

Q822

the

MAIN

board

assembly

are

shorted

each

other

{fault

condition),

test

mode

;

the

taser

diode

oscillates

when

the

microprocessor

detects

PLAY

signal,

when

the

PLAY

key

pressed

($116

the

FLKY

assembly),

with

the

above

WEZ

and

model

CLASS

LASER

PRODUCT

When

the

cover

open,

viewing

through

the

objective

lens

with

the

naked

eye

will

cause

exposure

Class

laser

beam.

Referto

page

64,

CLD

2850

DISASSEMBLY

Disc

Tray

@Tum

the

power

switch

and

press

the

OPEN

button

then

pull

the

tray

out

from

the

player.

@®Remove

two

tray

stopper

screws

@pPull

out

the

tray

toward

the

front.

Gear

pulley

Front

side

Fig.

Dise

tray

Clamper

Assembly

@Remove

four

screws@

remove

the

clamper

assembly,

Fig.

Note

How

open

the

tray

hand

@Remove

two

screws

for

tray

stopper.

(Fig.

@Remove

the

front

panel.

(by

loosening

three

screws

the

top

side

and

fixing

screw

the

earth

lead.)

@Turh

the

gear

pulley

(Fig.2)

counterclockwise

hand.

@aAfter

the

disc

tray

lifted

and

moved

toward

you,

pull

out

the

disc

tray

toward

you

hand.

Fig.

CLD

2850

Carriage

Assembly

@Slide

the

carriage

assembly

the

shaft

the

turn

plate

hand.

Turn

plate

Carriage

assembly

Fig.

@Disconnect

two

connectors

®)

and

from

the

CNNB

assembly

remove

the

flexible

cable

(Fig.

5).

@Remove

six

screws

from

the

post(L)

and

(R)

remove

the

tilt

base.

@Pull

out

the

carriage

assembly

setting

the

tilt

base

(upper)

toward

the

upper(

Fig.

6).

®Unhook

two

stoppers

and

remove

SW.

Unhook

two

stoppers

and

remove

SW.

Note: Don't

push

down

the

tilt

base

while

removing

screws.

Fig.5

Carriage

assembly

‘Tilt

base

(upper)

Rear

panel

Post

Fig.6

How

repiace

the

flexible

cable

into

the:

guide.

Fig.

How

install

the

cam

gear

@Grease

the

cam

gear.

(Fig.8)

Apply

grease

the

grouve

Apply

grease.

Fig.

@Move

switch

levers

and

(Fig.9)

the

direction

arrow®

(SW

ON),

switch

lever©

the

direction

arrow

and

lever

the

direction

arrow

Switch

lever

sien

tever©)

ron

Switch

lever

@*-—Fottow

gear

installation

shaft

Lever

®)

Fig.

@nsiall

the

cam

gear

the

position

where

projection

the

cam

gear

comes

the

front

the

gear

installation

shaft..

How

install

the

spring

slanting

cam

Grease

the

spring

slanting

cam.

(Fig.

10)

@nstall

the

cam

gear

when

the

cam

gear

comes

the

position

shown

Fig.

Apply

grease

Apply

grease

APPIY

atease

tothe

grouve,

the

side.

Apply

grease

Fig.

@nstall

nylon

washer

and

ring,

and

hang

the

cam

spring

the

hook.

(Fig.11)

Note:

The

cam

gear

and

spring

slanting

cam

shown

Fig.11

are

positioned

when

installing

the

slide

cam.

Stop

ring

—@

gear

Nylon

washer

How

install

the

gear

@Grease

the

gear.

(Fig.12)

‘Apply

grease

round

the

gear.

Apply

grease

the

position

without

gear.

Fig.

@nstal!

the

gear

where

the

portion

chipped

tooth

the

gear

come

the

position

shown

Fig.

13.

@nstall

the

stop

ring.

(Fig.11)

Triangle

mark

gear

Fig.

How

install

the

roller

plate

assembly

@Mount

the

roller

plate

assembly

the

position

where

the

tooth

with

triangle

mark

the

gear

meshes

with

the

gap

the

gear

the

roller

plate

assembly.

(Fig.14)

Fig.

CLD-

2850

Caution

for

installing

the

tray

guide

assembly

@Install

the

tray

guide

assembly

the

position

where

projection®

the

tray

guide

assembly

fits

into.the

long

hole

the

chassis

assembly

and

the

long

hole

the

roller

plate

assembly.

(Fig.15)

Projection

(A)

Tray

guide

assembly

Long

hole

(G)

Roller

plate

assembly

Chassis

assembly

How

install

the

slide

cam

@Set

the

position

projection

and

®)

the

cam

gear

turning

the

gear

pulley

clockwise

hand

shown

Fig.

L1.

@Tighten

four

screws

install

the

slide

cam.

(Fig.

16)

Stide

cam

assembly

Fig.

10.

How

install

the

disc

tray

@Adjust

the

gear

positions

the

mechanism

for

the

disc

tray

open

status,

and

mentioned

below.

@:The

position

where

the

cam

gear.

turns

counter-

clockwise

and

stops

when

the

OPEN/CLOSE

button

pressed.

©:

The

position

where

the

cam

gear

stops

when

the

pulley

continuously

turned

hand.

@The

top

one

the

gear

teeth

the

rolfer

plate

assembly

has

been

chipped

off.

Finely

adjust

the

position

this

chipped

tooth

turning

the

gear

counterclockwise

that

the

tooth

comes

halfway

the

roller

plate

line.(Fig.17)

Line

the

roller

plate

assembly

Rotler

plate

assembly

first

tooth

the

straight

gear

the

disc

tray

chipped

gear

teeth

Fig.

Insert

that

the

first

tooth

the

straight

gear

the

rear

the

disc

tray

meshes

with

the

chipped

gear

teeth

the

roller

plate

assembly.

@Tighten

two

screws

for

disc

tray

stopper.

(Fig.1)

CLD

2850

EXPLODED

VIEWS,

PACKING

AND

PARTS

LIST

NOTES:

Parts

marked

“NSP”

are

generally

unavailable

because

they

are

not

our

Master

Spare

Parts

List.

The

mark

found

some

component

parts

indicates

the

importance

the

safety

factor

the

part.

Therefore,

-when..

replacing,

sure

use

parts

identical

designation.

Parts

marked

“@®"

are

not

always

kept

stock.

Their

delivery

time

may

longer

than

usual

they

may

unavailable.

3.1

EXTERIOR

SECTION

Parts

List

Mark

No.

Description

Part

No.

Mark

No.

Description

Part

No.

Bonnet-S

VXX1535

NSP

101

Tray

VNK2185

Tray

assembly-S

VXX1808

NSP

102

Carry

label

VRW1289

Tray

rubber

VEB1089

NSP

103

Cushion

VECLO92

Disc

pad(Large)

VECI191

NSP

104

Cushion

VECLOO4

Disc

pad(B)

VEC1379

NSP

105

Cushion

VEC1609

NSP

106

Tray

reinforced

plate

VNE1679

Disc

pad(C)

VEC1380

Screw

VCZ30P120FMC

Screw

BBT30P060FCC

Serew

BCZ40PO60FZK_

Transportation

sheet

VRY

1036

Screw

BPZ30P080FCU

pad

VECI252

13.

Tray

assembly

VXA1922

Screw

BPZ26PO60FZK

teens

Tray

bridge

VNEL855

NOTE:

Screws

adjacent

mark

the

product

are

used

for

disassembly.

CLD

2850

3.2

FRONT

PANEL

SECTION

Parts

List

Mark

No.-

Description

Part

No.

Mark

No.

Description

Part

No.

filter

VEC1591

Screw

BPZ26P060FCU

Door

assembly-S

VXX1835

Screw

IPZ26PO60FMC

FLiens

VECI590

23°

Screw

BBZ20POSOFZK

Name

plate

VAM1032

Screw

PMZ20P040FCU

Door

rubber

‘VEB1106

Front

door

assembly

VXA1930

Door

panel

VNK2137

Front

panel

assembly-

VXX1857

—

Shuttle

knob

VNK2039

Function

key

VNK2147

Door

base

assembly

VXA1790

button

VNK2140

Lkey

assembly

VXA1896

NSP

101

Damp

cushion

VECIL12

Dise

side

key

VNK2144

NSP

102

Front

panel

VNK2263

13.

Main

key

VNK2138

NSP

103

Front

panel

assembly

VXA1964

Door

shaft

holder

VNE1842

NSP

104

HEPB

assembly

VWV1295,

Door

spring

VBH1194

NSP

105

IRPS

assembly

VWG1448

Snap

plate

VNE1102

NSP

106

FLKY

assembly

VWG1412

Volume

knob

VNK2003

Jack

holder

VNE1863

Damper

assembly

VXAL053

Damper

plate

VNE1843,

wen

CLD

2850

3.3

TOP

VIEW

SECTION

Parts

List

‘n

Mark

No.

Description

Part

No.

Mark

No.

Description

Part

No.

Serew(B)

VBA1008

NSP

101

Front

angie

VNE1543,

spring

VBH1093

NSP

102

Center

angie

VNE1761

Tray

guide

assembly

VXAI576

NSP

103

Side

stay(L)

VNEI545

4°

Screw

BBZ30PO060FCC

NSP

104

Reinforced

angle

VNEI673

Screw

IBZ30PO060FCC,

NSP

105

Damp

cushion

VEC1602

Door

lever

VNL1330

—-

Stopper

rubber

VEBII19

—

Screw

BSZ30P200FMC

—

D D

FRONT

PANEL

SECTION

{Refer

section

3.2.)

BASE

SECTION

(1),(2)

(Refer

section

3.6

and

3.7.)

3.4

CLAMPER

SECTION

Parts

List

Mark

No.

Description

Part

No.

Mark

No.

Description

Part

No.

Screw

VBAI022

NSP

101

Center

plate

assembly

VXAI1506

Clamp

cam

VNL1527

NSP

102

Lever(B)

assembly

VXAI1504

Limiter

spring

VBH1168

NSP

103

Lever(A)

assembly

VXAI1503

Clamper

holder

VNL1305

NSP

104

Clamp

shaft

VLL1299

Washer

WT26D060D050

NSP

105

Limiter

plate

VNEISS}

Ering

YE4OFUC

NSP

106

—

Slide

plate

VNE1556

Lael

Screw

IPZ30PO60FMC

NSP

107

Lever(C)

assembly

VXAI1505

Screw

PMB30P080FMC_

NSP

108

Clamper

head

VNE1546

CLAMPER

ASSEMBLY

(Refer

section

3.5.)

—_

—

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