Sony XDP-U50D User manual

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S

ONY.

3-756-842-22

(1)

Digital

Pre-Amplifier

|

XDP-U50D

Operating

Instructions

pc:

Before

operating

the

unit,

please

read

this

manual

thoroughly

.

and

retain

it

for

future

reference.

.

Owner’s

Record

The

model

and

serial

numbers

are

located

on

the

bottom

of

the

unit.

Record

the

serial

number

in

the

space

provide

below.

Refer

to

these

numbers

whenever

you

call

upon

your

Sony

dealer

regarding

this

product.

,

Model

No.

XDP-U50D

__

Serial

No.

3

'

.

Mode

d

em

ploi

page

22

Avant

la

mise

en

service

de

cet

appateil,

priére

de

lire

.

attentivement

ce

mode

d'emploi

que

l'on

conservera

pour

toute

référence

ultérieure.

@

1993

bv

Sonw

Carporation

WARNING

This

equipment

has

been

tested

and

found

to

comply

with

the

limits

for

a

Class

B

digital

device,

pursuant

to

Part

15

of

the

FCC

Rules.

.

These

limits

are

designed

to

provide

reasonable

protection

against

harmful

interference

in

a

residential

installation.

-This

equipment

generates,

uses,

and

can

radiate

radio

frequency

energy

and,

if

not

Installed

and

used

In

accordance

with

the

instructions,

may

cause

harmful

interference

to

radio

communications.

However,

there

is

no

guarantee

that

interference

will

not

occur

in

a

particular

installation.

If

this

equipment

does

cause

harmful

intesference

to

radio

or

television

reception,

which

can

be

determined

by

tuming

the

equipment

off

and

on,

the'user

is

.

encouraged

to

try

to

correct

the

interference

by

one

or

more

of

the

following

measures:

~

Reorient

or

relocate

the

receiving

antenna.

~

Increase

the

separation

between

the

«

equipment

and

receiver,

-

~

Connect

the

equipment

into

an

outlet

ona

Circuit

different

from

that

to

which

the

receiver

Is

connected.

—

Consult

the

dealer

of

an

experienced

radio/TV

technician

for

help.

You

are

cautioned

that

any

changes

or

modifications

not

expressly

approved

in

this

manual

could

void

your

authority

to

operate

this

equipment.

The

shielded

interlace

cable

recommended

in

this

manual‘must

be

used

with

this

equipment

in

order

to

comply

with

the

limits

for

a

digital

device

pursuant

to

Subpart

B

of

Past

15

of

FCC

Rules,

Features

-

“The

XDP-U50D

is

a

digital

pre-amplitier

which

is

compatible

with

the

Sony

UNILINK

system.

This

unit

can

simulate

various

fistening

“environments

according

to

your

taste

and

the

different

types

of

music

sources.

The

unit

can

—

simulate

several

sound

fields

depicting

different

concert

venues.

These

simulated

sound

fiek’s

include

the

“CONCERT

HALL’

effect

that

re-

creates

the

feeling

of

a

large

enclosed

space

and the

JAZZ

CLUB"

effoct

with

the

feeling

t

of

being close

to

the

performers

and

so

on.

This

enables

you

to

experience

a

reproduced

sound

that

has

the

same

qualities

and

characteristics

of

the

original

sound

source.

The

unit

can

be

controlled

by

a’Sony

Master

unit

which

is

equipped

with

the

DSP

control

function.

*

Selection

can

be

made

from

ten

surround

modes

(HALL,

OPERA,

CHURCH

etc,).

¢

Optimum."Listening

position”

can

be

selected

from

five

different

settings.

¢

DSP

file

function

enables

the

discs

to

be

played

in

the

customized

DSP

modes.

.

°

LSM

(Last

Sound

Memory)

function

enables

programs

to

be

played

with

the

preset

Surround

menu.

*

The

cutoff

frequency

of

the

sub-woofer

can

be

adjusted.

:

©

8

fs

Gver

sampling.

©

The

SCORE

(Subliminal

Correlation)

digital

.

filter

enables

the

quantization

noise

caused

in

-

the

re-quantization

process

not

correlating

to

the

audio

signal,

;

©

18

bit

D/A

converter.

*

Double

PLL

(Phase

Locked

Loop)

realizes

low

fitter.

*

DC/DC

converter

for

a

stable

power

supply.

¢

Compatible

with

the

optical

digital

system.

Table

of

Content

Precautions

...........

boeseeee

seeeeeecesees

4

Installation.

.......cccecccccccccccecscccceses

5

COnnections...........ccccccccccsccccsccees

8

Connection

of

the

optical

cable

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

6

Combinations

of

the

units

to

be

connected.

8

Power

connection

leads

2

........ccceveeeee

19

Specifications

...........

ts

seesceeeeeerees

3

29

Supplied

Mounting

Hardware

Precautions

°

This

unit

is

designed

for

negative

ground

12

voit

DC

operation

only.

¢

Avoid

instalting

the

unit

where:

~

it

would

be

subject

to

high’

temperatures,

such

as

from

direct

sunlight

or

hot

air

from

the

heater

~

it

would

be

exposed

to

rain

or

moisture

~

it

would

be

subject

to

dust

or

dirt.

*

If

the

unit

is

placed

too

close

to

the

car

radio

or

the

TV

tuner,

interference

may

occur.

In

this

case,

separate

the

unit

from

the

car

radio

or

TV

tuner.

;

«

The

unit

has

a

digital

volume

contro!

system.

Do

not

turn

down

the

volume

of

the

master

unit

too

much

as

doing

so

may

cause

the

sound

quality

to

deteriorate.

*

The

output

levels

of

the

rear

speakers

wil)

be

lower

than

those

of

the

front

speakers

In

order

to

obtain

the

optimum

time

alignment

effect.

¢

For

safety

reasons,

keep

the

volume

of

the

master

unit

at

a

moderate

level

so

that

you

can

stilt

hear

the

sound

outside

your

car.

*

For

connections,

refer

to

the

installation/connections

manuals

supplied

to

the

other

units

to

be

connected

as

well.

.

if

you

have

any

questions

or

problems

concerning

your

unit

that

are

not

covered

in

this

manual,

please

consult

your

nearest

Sony

dealer.

Fuse

Replacement.

If

the

fuse

blows,

check

the

power

connection

and

‘aplate

the

fuse.

if

the

fuse

blows

again

atter

the

replacement,

there

may

be

an

internal

malfunction.

In

this

case,

consult

your

nearest

Sony

dealer,

Warning

Use

the

specified

fuse.

Use

of

a

fuse

with

higher

amperage

rating

may

cause

serious

damage

to

the

unit.

Installation

»

Choose

the

mounting

location

carefully

so

that

the

unit

will‘not

interfere

with

the

normal

driving

functions

of

the

driver.

¢

Mount

the

unit

either

under

a

seat

or

inside

the

trunk

room.

installing

with

the

supplied

screws

Prepare

a

sound

mounting

board

with

enough

thickness

(more

than

14

mm

(9/16

in.))

to

install

the

unit

securely.

1

Place

the

unit

directly

onto

the

mounting

board

and

mark

the

four

bolt

holes,

then

drill

the

holes

(3

mm

(1/g

in.)

dia.).

3mm

dia.

2

installing

with

the

supplied

Velcro

tapes

Before

attaching

the

Velcro

tapes,

clean

the

surface

where

you

intend

to

attach

them.

Connections.

*

Before

making

any

connections,

disconnect

the

grour~

terminal

of

the

car

paney

to

avoid

short

circuits.

*

Connect

the

+12

volt

power

sunoly

lead

only

after

all

the

other

leads

have

been

connected.

°

Be

sure

to

press

the

reset

button

of

the

master

unit

after

all

the

connections

have

Saari

completed.

.

*

if

your

car

Is

equipped

with

a

computer

system

for

navigation

or

some

s

other

purposes,

be

sure

not

to

remove

the

ground

wire

from

the

car

battery.

If

you

disconnect

the

wire,

the

memory

of

the

computer

may

be

erased.

To

avoid

short

circuits

when

making

connections

in

such

a

car,

connect

the

+12

volt

power

supply

lead

of

the

unit

only

after

all

the

other

leads

of

this

unit

have

been

connected.

Note

on

the

use

with

an

extra

power

amplifier

This

unit

has

a

digital

volume

control

system.

If

you

turn

dawn

the

Volume

of

the

master

unit

too

much,

the

output

sound

may

be

distorted.

To

prevent

this

from

happening,

turn

up

_

the

volume

of

the

master

unit

to

a

moderate

level

and

(if

the

power

amplifier

has

a

input

levef

control)

turn

down

the

input

level

of

the

power

amplifier.

Connection

of

the

optional

optical

cable

(RC-97

etc.)

1

Do

not

touch

the

coupler

parts.

SC

er

Ff

oT

Protective

tubes

Opticat

cable

(to

be

removed)

(not

supplied)

Note

When

you

wish

to

_

disconnect

the

cable,

simply

push

both

sides

of

the

connector.

Protective

cap

aaa,

(Remove

and

retain

it

for

future

use.)

Hes

Notes

on

the

optical

cable

.

Observe

the

following

when

connecting

the

cable.

-~

Make

sure

that

the

connector

is

plugged

in

firmly

with

the

caches

on

either

side

of

the

connector

being

fully

inserted

into

the

socket.

—

Do

not

force

to

bend

the

cable

too

much

so

that

the

bent

part

(arc)

becomes

less

than

5

cm

(2

in.)

in

radius.

{f

you

do

so,

sound

may

not

be

reproduced.

—

Make

sure

that

the

cable

does

not

get

squeezed

or

constricted

in

any

way

by

objects

around

it.

—

Never

jet

the

coupler

parts

of

the

connectors

get

scratched

or

become

contaminated

with

dirt.

—

When

using

the

optical

cable,

avoid

routing

it

in

places

where

there

could

be

a

6

considerable

rise

in

temperature.

a

ESN

a

Na

Sa

eB

OO

Oh

A

RW

ee

Me

SS

Pea

aa

Sal

ead

Equipments

used

in

the

illustrations

of

the

connections

examples

RCA

pin

cord

<}——_—_———-1>_—_.

Optical

cable

Master

unil

(compatible

with

the

Sony

DSP

system)

CD

changer

(equipped

with

an

analog

output)

:

.

CD

changer

(equipped

with

a

digita!

output)

:

Source

selector

(compatible

with

an

analog

system)

ANALOG

Source

selector

(compatible

with

the

Sony

digital

transmission

system)

DIGITAL

TV

tuner

fico

0

00

O}

fossa

Power

ampiitier

"

If

you

need

some

extra

connecting

cables

or

cords,

you

can

find

them

in

the

Sony

audio

accessory

lineup,

For

the

equipment

to

be

connected

to

the

unit,

refer

to

“Specifications”

(page

20).

;

i

Connections

Combinations

of

the

Units

to

be

conn-:cted

Basic

connection

if

the

master

unit

to

be

connected

is

equipped

with

a

built-in

amplifier

and

the

speaker

outputs

(XR-U700

etc.},

donot

connect

the

speakers

to

those

outputs.

Alternatively

connect

the

speakers

to

the

speaker

terminals

ot

the

optional

power

amplifier

which

shail

be

connected

to

this

unit.

XDP-U50D

Master

unit

Power

amplifier

Power

amplifier

The

use

of

the

sub-woofers

is

recommended

for

an

optimum

time

alignment

effect.

rages

connections

)

CD

changer

(digital)

{Teo

0

00

Of

TV

Tuner

£—*

Source

selector

Equalizer

Reference

page

+1

The

maximum

of

two-CD

changers

(analog

or

digital)

can

be

connected.

#2

The

maximum

of

ten

CD

changers

(analog

and/or

digital)

can

be

connected

to

the

the

unit

with

the

source

selectors

{analog

and/or

digital).

*3

For

the

connections

of

the

CD

changers

and

TV

tuner,

refer

to

the

respective

connection

examples.

Example

A-1

Basic

Connection

4.7

:

i

Front

speakers

When

Romeciing

an

active

sub-wootel.

Rear

speakers

>

UNILINK

IN--

-

CONTROL:

..

“LINE

OUT

=

‘(REAR)

*

*

supplied

to

te

unit.

For

the

‘other

connecting

cables

and

cords,

use

the

ones

supplied

to

the

other

units

or

the

separately

sold

ones.

Connections

oN

A

ESET

0

aR

a

a

aa

a

SERED

Ene

A-2

abs

aCD

ch

eiager

(analc-g))

eo

Front

speakers

Rear

speakers

When

connecting

only

one

CO

changer

(anatog)

wow

nwmemomwcemvown’?

‘UNILINKIN

CONTROL...

“LINE

OUT.

INK

iN

_{REAR)

AUDIO

-

Stesa+

_*

Supplied

to

the

unit.

For

the

other

connecting

cables

and

cords,

use

the

ones

supplied

to

the

other

units

or

the

separately

sold

ones.