Denon DN-2000F User manual

DENON

SERVICE MANUAL

MCIDEL

DN.?cIcIcIF

TABLE

OF CONTENTS

OPERATING INSTRUCTIONS ...

..2-12

DISASSEMBLY

..13-15

LOADERFRAMEASSEMBLING

.....16

NOTEFORHANDLINGOFLASERPICK-UP

.......,.17

SERVOADJUSTMENT

......18

IC TERMINAL FUNCTION LIST .

. .22-30

PRINTED

WIR]NG BOARD

PARTS LIST ..

.33.34

PRINTED WIRING BOARD PATTERNS

...35.36

PARTSLISTOFEXPLODEDVIEW.

.........38

EXPLODED

VIEW OF CHASSIS

AND CABINET

. . .

. . .39

PARTSLISTOF FG-sOMECHAUNIT

........40

EXPLODEDVIEWOFFG-sOMECHAUNIT .

.........40

PARTS

LIST OF RC-35 REMOTE CONTROL UNIT

. . . .40

EXPLODED VIEW

OF

RC-35 REMOTE CONTROL UNIT

.

. . .41

WIRING

DIAGRAM

.........42

SCHEMATIC

DIAGRAM

..43.44

SEMICONDUCTORS

....4547

Hi-Fi

Component

uulu[ulllllllllllllllllllllllll

DOUBLE

CD

PLAYER

NIPPON

COLUMBIA

CO.. LTD.

I

E N.EGIOC'F

IMPORTANT

TO

SAFEW

WARNING:

TO PREVENT FIRE OR SHOCK HAZARD, DO

NOT

EXPOSE THIS

APPLIANCE

TO

RAIN OR

MOISTURE.

CAUTION:

1. Handle

the

power

supply cord

carefully

Do not damage

or

deform the

power

supply cord. lf

il is

damaged or

deformed, it may cause electric shock

or

malfunction when used. When

removing

from wall outlet, be sure to

remove

by

holding

the

plug

attachment and not by

pulling

the cord.

2. Do

not open the

top cover

In

order

to

prevent

electric shock, do

not

open

the top

cover.

lf

problems

occur,

contact

your

DENON dealer.

3. Do not

place

anything

inside

Do not

place

metal objects or spill liquid

inside the

CD

player.

Electric shock or

malfunction may result.

Please,

record and retain the Model name and serial

number of

your

set

shown

on

the rating label.

Model No.

DN-2000F

Serial No.

NFI

OF ELECTNC

${OCf

DO ITOT O?EJU

CAUTION:

TO REDUCE

THE RISK OF ELECTRIC SHOCK, DO

NOT REMOVE COVER

(OR

BACKI. NO

USER.SERVICEABLE

PARTS INSIOE. REFER

SERVICING

TO

OUAUFIED SERVICE

PERSONNEL.

The lightning flash with

arrowhead

symbol, within

an equilateral triangle, is intended to alert the user to

the

presence

of uninsulated

"dangerous

volt3ge"

within

the

product's

enclosure that may be of

sufficient magnitude to

constitute

a risk

of electric

shock to

persons.

The

exclamation

point

within an

equilateral triangle

is intended to alert the user to the

oresence of

important

operating

and

maintenance

{servicing}

instructions in the literature accompanying the ap-

pliance.

IMPORTANT

(BRITISH

MODEL ONLY)

The wires in this

mains

lead

are coloured

in

accordance

with the

following code:

Blue:

Neutral Brown:

Live

The colours of the

wires

in the mains lead of

this apparatus

may not

correspond

with

the coloured

markings

identifying the terminals

in

your

plug proceed

as

follows.

The wire which

is

coloured

blue

must be connected

to the terminal

which

is marked

with

the

letter N or

coloured black.

The wire which

is

coloured

brown

must

be

connected

to the

terminal

which

is marked with

the

letter L

or

coloured

red.

NOTE:

This

CD

player

uses the

semiconductor

laser. To

allow

you

to enjoy

music

at a

stable operation, it is recommended to use this in a

room

of

5"C

{41'F)

-

35"C

(95'F).

LABELS

(for

U.S.A. model onlvl

CAUTION:

USE OF CONTROLS

OR

ADJUSTMENTS

OR

REFORMANCE

OF PROCE.

DURES OTHER

THAN THOSE

SPECIFIED

HEREIN

MAY

RESULT

lN

HAZARDOUS

RADIATION

EXPOSURE.

THE

COMPACT

DISC PLAYER SHOULD

NOT BE

ADJUSTED

OR

REPAIRED

BY ANYONE

EXCEPT

PROPERLY OUALIFIED

SERVICE

PERSONNEL.

2

NOTE:

This unit

mav

cause

interference

to radio

and television

reception

if

you

do not operate

it in strict accordance

with this OPERATING

INSTRUCTIONS.

This unit ccmplies

with Class B

computing

device

rules

in

accord-

ance

with the specifications

in

Sub-part

J

or

Part 15 of the

FCC

Rules, which are

designed

to

provide

reasonable

protection

against

such

interference in a

residential

installation.

lf the unit

does cause

interference

to anv

radio or television

reception, try to

reduce

it by

one or

more of the

following

means:

a)

Turn the other

unit to

improve

reception

b)

Move this unit

c)

Move this

unit away

from others

d)

Plug this unit

respectively

into

a

different

AC outlet

'This

is note in accordance

wath Section

15.838 of

the

FCC Rules.

EIN.2CICEIF I

ma nufactu

rer.

An appliance

and

cart combination

should

be moved

with care.

Ouick

stops,

excessive

force, and

uneven

surfaces

may

cause

the

appliance

and

cart

EXAMPI-E

OF

ANTENNA

GROUNDING

AS

PER NATIONAL

ELECTNICAI

COOE

Power-Cord

Protection

-

Power-supply

cords

should

be

routed so

that

they are

not likely

to

be

walked

on

or

pinched

by

items

placed

upon

or

against

them,

paying

particular

attention

to cords

at

plugs.

con-

venie;ce receptacles,

and

the

point

where

they

exit

from the appliance.

Cleaning

-

The

appliance

should

be cleaned

only

as

recommended

bY the

manufacturer.

Power Lines

-

An outdoor

antenna

should

be

located

away

from

power

lines.

Outdoor

Antenna

Grounding

-

lf an outside

antenna

is connected

to the

receiver,

be

sure

the

antenna

system

is

grounded

so as

to

provide

some

protec-

tion

againit

voltage surges

and

built

up

static

chargei.

Section

810

of the

National

Electrical

Code'

ANSTNFPA

No. 70-1984,

provides

information

with

respect to

proper grounding

of

the

mast and

sup-

porting

structure,

grounding of the

lead-in

wire

to an

antenna

discharge

unit,

size of

grounding conduc-

tors,

location

of antenna-discharge

unit,

connection

to

grounding

electrodes,

and

requirements

for

the

grounding

electrode.

See

Figure

A.

Nonuse

Periods

-

The

power

cord

of

the

appliance

should

be unplugged

from

the outlet

when

left

unused

for

a

long

Period

of

time.

Object

and

Liquid Entry

-

Care

should

be

taken so

thai

objects

do

not

fall and

liquids

are

not

spilled

into

the enclosure

through

openings.

Damage

Requiring

Service

-

The

appliance

should

be serviced

by

qualified

service

personnel when:

A.

The

power-supply

cord

or

the

plug has been

damaged;

or

B. Objects

have

fallen,

or

liquid

has

been

spilled

into

the appliance;

or

C.

The appliance

has

been

exposed

to

rain;

or

D.

The appliance

does

not appear

to operate

normal-

ly or exhibits

a

marked

change

in

performance; or

E.

The appliance

has been

dropped,

or

the enclosure

damaged.

Servicing

-

The

user should

not

attempt

to service

the

appliance

beyond

that

described

in the

operating

instructions.

All other

servicing

should

be

referred

to

qualified

service

Personnel.

12.

1.

2.

3.

4.

5.

13.

14.

15.

16.

17.

18.

7.

8.

o.

6A.

9.

19.

10.

combination

to overturn.

11.

OSCHAiG€

UNII

rNac

sEclON

alo.tl

GeouNoNG

CONOUCT@s

tNCC

S€CrroN

alo 2ll

SAFETY

INSTRUCTIONS

Read

Instructions

-

All

the

safety

and

operating

instructions

should

be

read

before

the

appliance

is

ooerated.

Retain

Instructions

-

The

safety

and

operating

instructions

should

be

retained

for

future

reference'

Heed

Warnings

-

All warnings

on

the appliance

dnd

in the operating

instructions

should

be

adhered

to'

Follow

Instructions

-

All operating

and

use

instruc-

tions should

be

followed.

Water

and

Moisture

-

The appliance

should

not

be

used

near

water

-

for example,

near

a

bathtub,

washbowl,

kitchen sink,

laundry

tub,

in

a

wet

basement,

or

near a

swimming

pool,

and

the

like'

Carts

and

Stands

-

The appliance

should

be

used

only

with

a cart

or

stand

that

is

recommended

by

the

Wall

or

Ceiling

Mounting

-

The appliance

should

be

mounted

to

a wall

or ceiling

only

as

recommended

by the

manufacturer.

Ventilation

-

The appliance

should

be situated

so

that its

location

or

position

does

not

interfere

with its

proper

ventilation.

For example,

the appliance

should

not

be situated

on

a

bed,

sofa.

rug. or

similar

surface

that

may

block

the

ventilation

openings;

or,

placed

in

a

built-in

installation,

such

as a

bookcase

or

cabinet

that

may

impede

the

flow

of air

through

the

ventilation

openings.

Heat

-

The appliance

should

be situated

away

from

heat sources

such

as

radiators,

heat

registers,

stoves.

or

other

appliances

(including

amplifiers)

that

produce

heat.

Power

Sources

-

The appliance

should

be connected

to a

power

supply

only

of

the

type described

in the

operating

instructions

or

as

marked

on

the ap-

pliance.

Grounding

or

Polarization

-

The

precautions that

should

be taken

so that

the

grounding or

polarization

means

of an

appliance

is

not

defeated.

Ntc

-

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seecrFrcATroNs

GENERAL

AUDIO SECTION

Type:

Twin

mechanism Compact Quantization:

18-bit

linear/channel

Disc

player

with wired Sampling

frequency:

44.1 k{z

remote control.

Oversampling

rate:

8

times

Disc type:

Standard

Compact Discs

Frequency

response:

20 to

20,000 Hz

(12

cm and 8 cm)

Total harmonic

Dimensions:

Player

unit;

distortion:

0.006 %

482

(W)

x

88

(H)

x

252

(D)

mm Signal-to-noise

ratio:

103 dB

Remote control unit;

Dynamic

range:

98

dB

482

(W)

x

88

(H)

x

62

(D)

mm

channel separation:

96

dB

tnstallation:

19-inch

rack

mountable

Output level:

2.OV

Player unit;3U

Load impedance:

10 Kohm

or

more

Remote control unit; 3U FUNCTIONS

Weight:

Player

unit; 5.5 kg Track selection:

1 to 99

tracks

Remote control unit; 1.5

kg' Fast search:

1 frame

step and

Power

supply:

120 V AC

+

10%, 60 Hz

continuous

search

(for

U.S.A. &

Automatic cueing:

Beginning

of music

Canada

models)

Back cueing

to

230 V

AC t10Yo,50/60

Hz

cued

Point

(for

European

model) lnstant start:

Within

0.03

sec.

240

V AC

+10yo,50/60

Hz

Variable

pitch:

+8%

Slider

with

(for

U.K.

model)

resume switch

120/2201240

V AC

+1jo/o,

Pitch

bend:

+B%

max.

50/60

Hz

Display:

Track number,

(for

multi

voltage

version)

Remaining

time or

Power consumption:

26

W

Elapsed time

in

Environment:

Temperature;

5 to

35oC

Min.

Sec, and

Frame

Humidity;

25to85%

(without

condensation

)

Storage

Temperatu re;

-20

to 60"C

Standard

Pin-connected

cord;

accessories:

L/R

2

pairs

Remote

connecting cable; 1

pc.

*

Specifications

and

design

are subject

to change without notice for

purpose

of

improvement.

12

20

EN.ffitFr

DISASSEMBLY

OTOPCOVER

1. Remove4screws

@

onbothsides,andl

screw

@

. on

rear side.

2. Pull up

TOP COVER.

O FROI{T PANEL

1.

LOADER FRAME

comes out

when SLIDE

nnCX

@

ot

mechanism unit

is

pushed.

Pull up LOADER

PANEL

yh(e

pulling

it towards

front.

n"rou" z upper screws

@

*d 3

lower screws

@

DetACh FRONT

PANEL.

2.

3.

13

r

DN.EOCrIF

O MECHANISI'

UNTT

1.

DisconnectffCca!!a

2.

Remove

4

screws

qQ!) .

Note : O Do not

pull

out aslant

to

prevent

FFC cable damage.

O

Do not fail to

pull

AC

cord from

wall outlet before

disconnect

the FFC cable

.

lF AC

cord

is remained

plugged

into

wall

outlet,

power

is kept

supplied

in the

unit, which may cause

danger.

. MECHA.

PWB ANd

PWB

BASE

Unlock

Locking

Card

Spacer

at

two

places.

Rotate MecfraPWB

uprards

(approx.

45"),

and take

off

Mecha.

PWB

Piece Hold

Locking

Card

Spacer

PWB

Base

Connector

1.

2.

from Piee

Hold.

3.

Remove

2 screws

@

on

botr sides,

then

PWB Base

is

detachable.

'14

E N.ECEIOF I

. CLAMPER

Pull damper

and undo

4 hooks.

o covER

(REMOTE

CONTROLITNIT)

1. Remove5soews(1

@

ano4

@

).

Remote Control

Unit

(RC-35)

15

r

E N.aooclF

LOADER

FRAME ASSEMBLING

1.

Slide

the slide

rack located

inner side

of

the

loader frame,

and

set the

lock lever as shown

in the below

figure.

Rotate the

gear portion

of

lift cam counterclockwise

byfinger

until it comes stopper

part.

At this time, confirm the

drive

mechanism that

is

placed

in lowered

position.

Fit the

guide

of

mechanism chassis

and the ditch

of

loader

frame and

put

the

loader

frame on the mechanism

chassis.

At this time, make sure

that the

front surface

of the loader

f rame is

set

at 20mm extruded

position

f rom the lront surf ace

of

mechanism chassis.

Insert

the clamper

frarne to the

mechanism chassis

until

it

locks.

Slide

Rack.

2.

Loader Frame

ri-----------ir

r{x

Qr_1i{9

I

rlQuids

Mecha.

Chassis.

q

\\/i

t3

4VN....7/1p4**

ll

\:-ul

ffi

Loader

Frame

Front

Drive Mecha......UP

Drive Mecha......DOWN

20mm

16

E'N.aoooF

I

I{OTE FOR HANDUNG

OF

LASER PICK.UP

I}ESCRIPTION

OF

THE

COIU|PONENTS

+X-axis cliredion

Object

lens

OP

Slide

base

Slide

rack

Double axes

cover

Flexible

flat cable

connector

year

(last

figure)

I

day

month

I

quality

control

No.

ooo

o

but Oct. Nov. and Dec. are expressed by alphabetical

letters

of X'

Y

and

Z'

10 1

1ou

-o oo

o

quality

control

-

LD drive current

The

expressed

unit is

by

mA, with

omission of the decimal

point

as

for

example, 56.5mA will be expressed as

565,

but

the

head

of

English

letter means

the control

in

the manufacturing

plant.

+Z-axis

direction

1

,/

+Y-axis

Y-axis

(Tangential

direction)

X-axis

(Radial direction)

Label

KSS

-240A

ocooo

o ooo

CONNECTOR

-

Lot

No.

-

lop

LO2

Flexible board

No.

Description

InpuV

Outoul

Pin.

No.

Description InpuV

Outout

1 VC

(+2.5v)

OUT

Vcc

(+5V)

IN

2 TE ffRK ER sional) OUT

LDC

(LD

Control)

IN

3 FE

(FCS

ER signal) OUT 9

FCS

+

(Double

axes)

IN

4

FZC

(FZC

signal)

OUT

10 TRK +

(Double

axes) IN

c

RF

(RF

sional) OUT

11 TRK

-

(Double

axes) IN

6 GND

IN 12 FCS

-

(Double

axes) IN

17

I

ElN,EClClClF

SERVO

ADJUSTMENT

NECE$SARY

EOUIPMENTS FOB

ADJUSTMENT

1. Dual trace

oscilloscope

2.

Reference

disc CA1094

3. Oscillator

(10H2-

10kHz,0

-3

Vp-p)

4. Frequency

Counter

5.

Filter

for measurement

LOCATION

AdJustment

Procedure

Be sure to

perform

servo adjustments

and

confirmations

by this

order

of adjustment

procedure.

1 Actuating

the Service Program.

2 Confiirmation

of

Tracking Offset.

3

Adjustment

of

Focus

Gain.

4

Adjustment ol

TracKng Gain.

5

Confirmation

of

HF Waveform.

1. Actuating

the Servo

Program

O

Tum the

power

off.

@

While simultaneously

pushing

the center

blue

buttons

(1,2)

of remote control

(RC-35),

turn the

power

on.

@

As the tray

opens, set the

adjustment

disc

(CA-1094).

@

Displayed

indication on the

remote control

(RC-35) is

version

number of

microcomputer

program

4 figures on

the

left are

program

version of remote

control,

and 4 figures

on

the

right are

program

version of

main body

mechanism.

Program

Version

of

Remote

Control

(RC-35)

Push the

TRACK

lFl

button

of

the mechanism

intended

to adjust

for one

tifrIe. After

confirm

that

0

i

is

displayed,

push

the

PLAY button.

Then, the

Tray

will close.

Push the

TRACK

l>> |

button

(

0?

is indicated),

then

push

the

PLAY

button.

ff

33

Kohm

I

Input

*

o.oor

rtr

outPut

(cU-2401)

|

(oscilloscoPe)

+

(Filter

for

measurement)

Program

Version

of

Main

Body Mechanism

r0tz-n9

E

*

I

lLtLl

E

iLtl

18

Q/

EtN.ecrtoF

r

o|dllmpr

TP1

+

rcO

TEO O

Fllbr

I-E

2. Conflrmation

of Tracklng

Otfset

O Connections

@

Push

the TRACK

D>l

button

(0f

Observe

TEO on the

scope.

is indicated),

then

push

the PLAY button.

I

q_al

Measure the

voltage of

A,B

and

in

case

ffi

3. Adlusment

of Focus Gain

O

Connections

exceeds

15%,

please

replace

pick-up

as

it is delected.

@

L?'

Push the

TRACK

lFl

Button

(gj is indicated), then

push

the PLAY button.

Set he

oscillator

1.1kHz, 0.6

Vpp

mode.

Make the

oscilloscope

in X-Y

mode.

Adjust the

VRI

(

|

FOCUS

I

)

so

as to

symmetrize

Lissajous

figure

to

X axis

or Y axis.

Nlb66p€

19

I ElN.ElC|C'clF

4. Adjustment ot

Tracking Gain

O Connections

A

\1)

@

Confirm that

0Y is indicated.

Set the

osillator 1.9kHz, 0.6Vp-p

mode.

Make the

oscillosggpe

in

)(-Y

mode.

Adjust

the

vR2

(

ITRAoK

I )

so as

to symmetrize Lissajous

figure to X

axis or

Y

axis.

5. Gonfirmation

of

HFWaveform

O

Connections

For PWB

ftem No. 22224o1207

For

PWB ftem Nos. 2222401 OO3

2222401

100

Observe

HF

wavelorm on the scope.

The standard amplitude of

HF

waveform is 1.1V.

lf

it

is less

than

0.8V,

please

replace

pick-up

as

it is

defected.

@

Osdllccop€

OeAccops

OEonGcop€

TPl

o+

.}-

vcG

HFO

20

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Denon DN-2000F User manual

Denon DN-2000F User manual

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