Clarion APA4400G Manuale utente

1997/1

(T.K)

280-6831-00

APA4400G

100W

channel

power

amplifier

APA4200G

®0W

channel

power

amplifier

installation

manual

INTRODUCTION

Built-in

Strong

Power

Supply

stable

power

supplied

even

the

instant

change

signals

through

lowering

impedance

achieved

thoroughly

the

adoption

PWM

DC-DC

converter

support

high

performance

and

low

loss

power

MOS-FET,

group

parts

with

large

capacities,

low

impedance

capacitors

and

toroidal

coils

and

the

further

adoption

thick

foil

substrate

(*bus

bar),

etc.

(*APA4400G)

Design

emphasizing

sound

quality

Adopting

low-noise,

high

slew

rate

operational

amplifier,

power

amplification

ele¬

ment

with

good

current

linearity,

and

throug-relays

that

pass

complicated

signal

lines,

this

unit

has

been

designed

with

much

consideration

sound

quality^

Diversified

Functions

The

preoutput

terminal

for

external

amplifier

expansion,

high-pass/low-pass

filter

that

varies

the

cut-off

frequency

from

200

Hz,

and

etc.,

allows

full-scale

system

grade-up

multi-amplifier,

multi-speaker.

Power

Guard

Circuit

When

the

amp

overdrive,

this

circuit

detects

any

distorsion

and

automatically

holds

down

the

input

gain

prevent

unpleasant

clipping

distortion.

The

power

guard

circuit

can

switched

on/off

with

the

selector

switch.

High

definition:

power

guard

High

current:

power

guard

off

~2.

DESCRIPTION

The

Clarion

ARA4400G/APA4200G

car

audio

amplifier

(shown

Figure

channel

amplifier

that

delivers

100

watt

(RMS),

respectively,

into

ohm

load.

Depending

your

application,

one

amplifiers

excellent

choice

for

customizing

your

own

car

audio

system.

All

connections

and

controls

are

end

panels

and

are

straightforward

and

easy

understand.

use

gold-plated

RCA

and

barrier

connectors

ensure

the

best

electrical

con¬

nection

for_your

system.

Included

are

external

automotive-tvoe

fuses

that

are

easy

replace.

The

power

guard

circuit

patented

the

McIntosh

Laboratories

the

U.S.A.

Built-in

Protection

Circuit

This

circuit

protects

against

damage

the

amplifier

from

overcurrent

and

overheat

caused

excessive

power

voltage

and

short-circuit

when

overloading.

channel

mode

selector

switch

provides

the

following

high

output

(rated):

APA4400G

APA4200G

•

4-channel

mode

...

100W

•

4-channel

mode

...

50W

3-channel

mode...

70W

260W

•

3-channel

mode

...

35W

110W

•

2-channel

mode

...

200W

•

2-channel

mode

...

100W

Protection

Circuit

protection

circuit

used

constantly

protect

against

damage

the

amplifier

from

loads,

short-circuits,

overcurrents,

overheating,

etc.

Low-heat

Design

Reduced

power

supply

circuit

heat

loss

and

large

fan

(APA4400G)

with

high

cooling

efficiency

structure

reduce

the

heat

generated

during

operation.

clarion

Amplifier

Controls

and

Power

Indicator

Connections

INPUT

CH1.CH

RCA

input

jacks

INPUT

RCA

input

jacks

PREOUT--

RCA

output

jacks

When

connecting

another

amplifier,

input

the

signals

the

extra

amplifier

from

these

jacks.

Outputs

the

Lch

signal

{CH

1+CH

INPUT

1,2

Outputs

the

Rch

signal

(CH

2+CH

INPUT

Bass

extender

selector

switch

Turns

the

bass

extender

and

off.

Bass

extender

selector

switch

Turns

the

bass

extender

and

off.

^-Bass

extender

gain

control

With

the

bass

extender

ON,

extends

frequency

about

50Hz,

The

extending

volume

can

adjusted

between

+1dB

and

+12dB.

Figure

Front

Panel

Layout

the

Clarion

APA4400G/APA4200G

4-Channel

Car

Audio

Amplifier

Power

terminals

BATTERY

GROUND

REMOTE

Automotive

type

fuses

30Ax2

OUTPUT

CH1.CH2

Speaker

output

terminals

Figure

Rear

Panel

Layout

the

Clarion

APA4400G

4-Channel

Car

Audio

Amplifier

OUTPUT

Speaker

output

terminals

Automotive

type

fuses

30A

Figure

Rear

Panel

Layout

the

Clarion

APA4200G

4-Channel

Car

Audio

Amplifier

Channel

mode

selector

switch

(CH

3/4)

Switches

between

STEREO

and

MONO.

Switches

the

speaker

output

terminals

OUTPUT

HIGH

CURRENT

Indicator

Lights

when

the

power

guard

circuit

turned

off.

Power

guard

selector

switch

Switches

between

HIGH

DEFINITION

(Power

guard

ON)

and

HIGH

CURRENT

(Power

guard

OFF).

HIG

DEFINITION

indicator

___

Lights

when

the

power

guard

circuit

turned

on.

(The

power

guard

function

activated.)

Filter

frequency

control

3/4

Filter

frequency

control

1/2

Adjust

the

filter

frequency

ranging

from

200

Hz.

Power

Indicator

This

indicator

lights

when

the

power

turned

the

source

unit.

-Filter

3/4

selector

switch

—

Filter

1/2

selector

switch

Switch

between

HP<=C>LP<5=t>OFF.

Outputs

only

sound

from

which

low

frequecies

are

cut.

(Adjust

with

the

filter

frequency

adjustment

volume

ranging

from

)

50Hz

200

Hz.

Outputs

only

sound

from

which

high

frequecies

are

cut,

(Adjust

with

the

filter

frequency

adjustment

volume

ranging

from

50Hz

200

Hz.

OFF:

Outputs

sound

all

bands.

Channel

mode

selector

switch

(CH

1/2)

Switches

the

speaker

output

terminals

OUTPUT

CH2.

Gain

control

1/2

Gain

control

3/4

•

These

selector

switches

can

adjust

amp

output

level.

Use

them

adjust

the

balance

the

front

and

rear

speakers

emphasize

the

low

frequencies.

•

protect

the

speaker,

the

gain

controls

1/2

and

3/4

was

set

the

MIN

position

when

shipped

from

factory.

completion

the

audio

system

installation

and

wire

connections,

rotate

them

clockwise

increase

output

level.

•

When

making

connection

with

speaker

low

input,

careful

not

set

the

gain

control

1/2

and

3/4

excessive

level

position.

•

The

gain

control

1/2

for

adjusting

the

INPUT

input.

•

The

gain

control

3/4

for

adjusting

the

INPUT

input.

Figure

Upper

Panel

Layout

the

Clarion

APA44Q0G/APA4200G

4-Channel

Car

Audio

Amplifier

CONNECTIONS

The

rear

panel

the

APA4400G/APA4200G

holds

the

external

fuse

well

connections

for

power,

speakers,

shown

Figure

the

APA4400G/APA4200G,

the

gold-plated

power

terminals

are

labeled

(left

right)

REMOTE

(remote

turn-on),

GROUND

and

BATTERY.

The

speaker

terminals

are

also

gold-plated.

The

INPUT

and

PREOUT

connectors

the

APA4400G/APA4200G

are

gold-

plated

RCA

jacks,

marked

[L]

for

the

Left

channel

and

[R]

for

the

Right

channel.

Figure

Overall

Connections

The

Clarion

APA4400G/APA4200G

4-channel

car

audio

amplifier

can

used

variety

system

applications.

have

presented

connection

examples

for

audio

system

that

will

help

you

design

your

own

audio

system.

Note:

Before

switching

the

channel

mode

and

low-pass

filter

selector

switches,

turn

the

power

the

source

unit

off.

4-Channel

Mode

3-Channel

Mode

Subwoofer

•

Set

the

filter

selector

switch

and

the

channel

mode

selector

switch.

Note:

When

setting

these

selector

switches,

sure

turn

off

the

power

the

source

unit.

F'.TSB

Use

the

position

connect

-—

'—-i

J**

the

subwoofer

speakers.

QA(N

1.av

MODE

JB1L

•

Set

the

channel

mode

selector

MIN5V

02V,l

STWEO^MORO

switch

the

MONO

position.

POWER

GUARD

oJJLo

HWMOeFINfTtON

HK3H

CURRENT

CHANNEL

Figure

3-Channel

Mode

2-Channel

Mode

•

Set

the

filter

selector

switch

and

the

channel

mode

selector

switch.

Note:

When

setting

these

selectors

switches,

sure

turn

off

the

power

the

source

unit.

Connecting

the

PREOUT

RCA

Output

Jacks

Figure

Connecting

The

PREOUT

RCA

Output

Jacks

When

connecting

another

amplifier,

input

the

signals

the

extra

amplifier’s

INPUT

RCA

jacks

from

the

APA4400G/APA4200G's

PREOUT

RCA

output

jacks.

The

signals

from

the

APA4400G/APA4200G’s

INPUT

jacks

are

output

from

these

jacks.

Figure

2-Channel

Mode

INSTALLATION

The

section

lists

mounting

and

wiring

precautions

for

installing

the

Clarion

APA4400G/APA4200G

car

audio

amplifier

Combined

with

the

experience

pro¬

fessional

installer,

these

safeguards

are

sufficiently

detailed

successfully

com¬

plete

installation.

you

not

have

the

necessary

skills,

not

install

the

amplifier

yourself.

Instead,

see

your

authorized

Clarion

dealer

for

installation

recommenda¬

tions.

Mounting

Precautions

Although

this

Clarion

amplifier

incorporates

large

heat

sink

and

multi

level

protec¬

tion

circuits,

mounting

any

amplifier

confined

space

without

any

air

movement

can

still

damage

internal

circuits

over

time.

Choose

site

that

provides

adequate

ventilation

around

the

amplifier.

For

easy

system

set-up,

mount

the

amplifier

the

controls

and

fuse

will

accessible

after

installation.

addition,

observe

these

precautions:

•

For

the

most

efficient

cooling,

mount

the

amplifier

cool

air

runs

along

the

length

the

fins

rather

than

across

them.

Remember,

any

moving

air

will

dissi¬

pate

heat.

•

Mount

the

amplifier

rigid

surface.

not

install

the

amplifier

plastic

other

combustible

material.

•

Prior

drilling,

make

sure

proposed

mounting

holes

will

not

cut

into

the

fuel

tank,

fuel

lines,

brake

lines

(under

chassis),

electrical

wiring.

Cautions

installation

sure

use

the

screws

supplied

with

this

amplifier

install

your

car.

Mounting

the

amplifier

using

screws

other

than

those

supplied

may

lead

mal¬

functioning

the

unit.

When

you

mount

the

amplifier,

careful

not

damage

the

wiring

your

car

with

tools

parts

such

tapping

screws.

Installation

procedure

Open

six

holes

(o3.5

mm)

mount

the

unit.

Use

the

six

tapping

screws

30)

secure

the

unit.

(APA4400G)

[For

fixing

the

APA4200G,

use

the

four

tapping

screw

30).]

When

mounting

the

unit

plastic

plate

carpet,

use

the

plate

nuts.

Figure

Installation

Procedure

Wiring

Precautions

•

Read

all

wiring

precautions.

you

are

not

sure

the

connections,

contact

your

authorized

Clarion

dealer.

•

Before

installation,

make

sure

the

source

unit

power

switch

turned

OFF.

•

Disconnect

the

negative

(-)

lead

the

battery

before

making

any

power

connec¬

tions.

•

When

making

connections,

sure

that

each

connection

clean

and

secure.

Insulate

final

connections

with

electrical

tape

shrink

tubing.

Failure

may

damage

your

equipment.

•

secure,

clean

ground

connection

critical

the

performance

your

Clarion

car

audio

amplifier.

Use

the

shortest

ground

wire

possible

minimize

resistance

and

avoid

noise

problems.

•

Add

external

fuse

the

positive

(+)

power

lead

and

connect

possible

the

vehicle’s

(+)

battery

terminal.

Use

rating

that

equals

the

total

cur¬

rent

consumption

full

output

all

amplifiers

the

system.

Adding

external

fuse

will

protect

the

electrical

system

from

short-circuits

that

can

cause

fire.

•

Refer

Figure

when

making

electrical

connections.

Connect

the

amplifier’s

positive

(+)

power

lead

via

fuse

directly

the

positive

(+)

terminal

the

car

battery.

not

connect

this

wire

the

car’s

fuse

panel.

Use

the

yellow-insulated

gauge

(for

APA4400G)

gauge

(for

APA4200G)

(or

longer)

wire

for

the

amplifier’s

positive

(+)

power

lead

and

the

same

gauge

black

insulated

wire

for

the

ground.

•

ring

terminal

cannot

used

for

the

speaker

output

terminal

the

APA4400G

and

the

APA4200G,

and

for

the

power

source

terminal

the

APA4200G.

(The

ter¬

minal

screw

has

been

designed

not

come

off.)

•

When

replacing

amplifier’s

fuse,

always

use

one

having

the

same

current

rat¬

ing.

Substituting

with

higher-rated

fuse

can

reduce

protection

and

may

result

serious

damage

the

amplifier.

•

Never

ground

the

speakers

the

vehicle

chassis

body.

•

Make

sure

that

your

vehicle’s

electrical

system

(i.e.,

alternator,

battery,

etc.)

capable

handling

the

additional

load.

you

are

planning

install

multi-ampli¬

fier

system,

you

may

need

add

second

battery

and

possibly

upgrade

the

alternator

with

higher-output-rated

model.

Consult

your

Clarion

dealer

for

rec¬

ommendations.

•

avoid

possible

noise

problems,

run

the

amplifier’s

positive

(+)

power

lead

along

one

side

the

vehicle

the

battery,.

Run

the

remote

turn-on

wire

and

RCA

audio

cable

down

the

center,

and

route

the

speaker

wires

along

the

remaining

side.

wires

must

cross,

run

the

perpendicular

each

other.

•

When

creating

passage

holes

for

the

power

wire,

use

grommets

eliminate

any

sharp

edges

created

during

drilling.

This

will

protect

the

wire

from

being

nicked

and

causing

short-circuit.

•

Extra

cable

causes

signal

loss

and

acts

“antenna”

for

noise.

Use

only

high

quality

RCA

cables

that

are

longer

than

necessary

make

direct

connection

with

the

source

unit

equalizer.

•

Depending

the

type

system

being

installed,

refer

the

examples

Figures

through

for

information

wiring

and

setting

the

operation

mode.

Figure

Electrical

Connections

for

the

APA4400G/APA4200G

Car

Audio

Amniifiar

FINAL

SYSTEM

CHECKS

Start

the

engine

and

turn

the

source

unit.

After

short

two-second

delay,

slowly

raise

the

volume

and

listen

the

sound.

you

hear

any

noise,

static,

distortion,

sound

all,

check

the

connections,

and

also

refer

the

“Troubleshooting”

section.

Depending

your

system

design,

the

levels

may

become

quite

loud

even

low

volume

control

settings.

Until

you

get

“feel”

the

power

the

system,

use

care

when

adjusting

the

controls.

Increase

the

volume

and

verify

that

the

APA4400G/APA4200G

amplifier

repro¬

duces

audio

without

distortion

all

frequencies.

you

hear

distortion,

check

the

connections

and

verify

that

the

gain

controls

are

set

correctly.

Another

possibility

damaged

(or

under-powered)

speakers.

Once

again,

refer

the

“Troubleshooting”

section

for

additional

help.

Adjust

the

balance

control

from

left

right

and

listen

the

results.

Audio

imag¬

ing

should

match

control

settings.

“

TROUBLESHOOTING

Symptom

Low

remote

turn-on

voltage

Blown

fuse

Power

wires

not

connected

Speakers

not

connected

blown

Check

remote

connections

amplifier

and

source

unit.

Replace

with

new

fast-blow

fuse

(same

rating).

Check

power

and

ground

connections

amplifier;

check

battery

connections.

Check

speaker

connectors

amplifier;

measure

coil

impedance.

Audio

cycles

and

off

Distorted

sound

Whining

ticking

noise

the

sound

with

engine

Thermal

protection

circuits

are

shutting

amplifier

off.

Check

location

for

adequate

ventilation;

consult

authorized

Clarion

dealer.

Gain

control

not

set

properly,

damaged

speaker

Adjust

gain

control;

check

each

speaker

cone

for

signs

damage

(e.g.,

frozen

cones

cone,

burning

smell,

etc.).

Amplifier

picking

alternator

noise

radiated

Check

power

and

ground

connections

amplifier;

check

move

audio

noise

cables;

install

in-line

noise

filter

source

unit’s

power

wire;

check

alternator

and/or

voltage

regulator;

test

for

weak

battery

add

water

battery.

SPECIFICATIONS

APA4400G

Maximum

Output:

175W

Rated

Output:

100W

(4-channel

mode)

(20Hz

20kHz,

0.02%,

4ft,

with

4-channel

simultaneous

output)

70W

260W

(3-channel

mode)

200W

(2-channel

mode)

Frequency

Response

50,000Hz

Harmonic

Distortion

0.02%

(20Hz

20kHz,

4-channel

mode,

100W

simultaneous

output)

S/N

Ratio:

118dB

Applicable

Speaker

lmpedance:4ft

(2ft

8ft,

channel

mode:

Stereo)

Input

Sensitivity

200mV

5,000mV

Low-Pass

Filter/High-Pass

Filter

Cut-off

Frequency

50Hz

200Hz,

(-24dB/oct)

Bass

Extender:

+1dB

+12dB

(at

Hz)

Power

Source

Voltage

14.4V

Ground:

Negative

Power

Consumption

56A

(with

100W

rated

output)

1.8A

(amplifier

ON,

input)

Auto-fuse

capacity

30A

External

dimensions

14-1/2”(367mm)

Width

2-3/4”(70mm)

Height

13-3/4”(350mm)

Depht

Weight:

15.43

lb.

kg)

APA4200G

Maximum

Output:

90W

Rated

Output:

50W

(4-channel

mode)

(20Hz

20kHz,

0.02%,

4ft,

with

4-channel

simultaneous

output)

35W

110W

(3-channel

mode)

100W

(2-channel

mode)

Frequency

Response

50,000Hz

Harmonic

Distortion

0.02%

(20Hz

20kHz,

4-channel

mode,

50W

simultaneous

output)

S/N

Ratio:

115dB

Applicable

Speaker

Impedance:4ft

(2ft

8ft,

channel

mode:

Stereo)

Input

Sensitivity

200mV

5,000mV

Low-Pass

Filter/High-Pass

Filter

Cut-off

Frequency

50Hz

200Hz,

(-24dB/oct)

Bass

Extender:

+1dB

+12dB

(at

Hz)

Power

Source

Voltage

14.4V

Ground:

Negative

Power

Consumption

28A

(with

SOW

rated

output)

1.1

(amplifier

ON,

input)

Auto-fuse

capacity

30A

External

dimensions

14-1/2”(367mm)

Width

2-3/4"(70mm)

Height

12-1/4"(310mm)

Depht

Weight:

11.9

lb.

(5.4

kg)

For

improvement

purposes,

specifications

and

design

are

subject

change

with-

For

improvement

purposes,

specifications

and

design

are

subject

change

with¬

out

prior

notice.

out

prior

notice.

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