Harman Kardon HK620 User manual

Integrated

Amplifier

OWNERS

MANUAL

Congratulations

your

choice

the

Harman

Kardon

Integrated

Amplifier.

order

obtain

the

best

performance

from

this

integrated

amplifier,

please

sure

read

this

owner’s

manual

and

use

your

integrated

amplifier

only

accordance

with

its

instructions.

The

special

features

this

unit

include:

HCC

(High

Instantaneous

Current

Capability)

The

amplifier

sections

react

rapidly

musical

transients,

providing

the

instantaneous

Current

necessary

precisely

drive

and

control

nearly

any

loudspeaker

system.

Ultrawide

Bandwidth

The

bandwidth

this

unit

exceptionally

wide

and

independent

negative

feedback.

This

improves

transient

accuracy

and

phase

linearity.

HK620

INTEGRATED

AMPLIFIER

Low

Negative

Feedback

This

unit

has

been

designed

have

low

distortion

and

wide

bandwidth

without

high

negative

feedback.

This

further

improves

its

dynamic

accuracy.

Discrete

Component

Circuitry

order

achieve

the

above

goals,

all

discrete

electronic

circuitry

has

been

employed.

available

integrated

circuits

could

provide

this

high

level

performance.

Sophisticated

Electronic

Protection

Circuitry

Harman

Kardon’s

unique

protection

circuitry

guards

the

amplifier

from

short-

circuited

damaged

speakers

and

wires,

without

impairing

sound

quality

the

use

current

limiting

output

relays.

CAUTION

RISK

ELECTRIC

SHOCK

NOT

OPEN

CAUTION:

REDUCE

THE

RISK

ELEC-

TRIC

SHOCK,

NOT

REMOVE

COVER

{OR

BACK).

USER-SERVICEABLE

PARTS

IN-

SIDE.

REFER

SERVICING

QUALIFIED

SERV-

ICE

PERSONNEL.

WARNING:

REDUCE

THE

RISK

FIRE

ELECTRIC

SHOCK,

NOT

EXPOSE

THIS

APPLIANCE

RAIN

MOISTURE.

age”

within

the

product's

enclosure

that

may

sufficient

magnitude

constitute

risk

electric

shock

persons.

The

exclamation

point

within

equilateral

triangle

intended

alert

the

user

the

presence

im-

portant

operating

and

maintenance

(servicing)

instructions

the

litera-

ture

accompanying

the

appliance.

The

lightning

flash

with

arrowhead

symbol,

within

equilateral

triangle,

intended

alert

the

user

the

pres-

ence

uninsulated

"dangerous

volt-

CAUTION:

PREVENT

ELECTRIC

SHOCK,

MATCH

WIDE

BLADE

PLUG

WIDE

SLOT,

FULLY

INSERT.

ATTENTION:

pour

EviteR

LES

CHOCS

ELECTRIQUES,

INTRODUIRE

LAME

PLUS

LARGE

FICHE

DANS

BORNE

CORRESPONDANTE

PRISE

POUSSER

JUSQU’AU

FOND.

Always

Use

120V

AC*

This

unit

designed

for

operation

with

120V

AC.

Use

only

domestic

outlets.

Never

connect

the

unit

outlet

supplying

higher

voltage.

This

may

create

fire

hazard.

Handle

the

Power

Cord

Gently

not

disconnect

the

plug

from

the

outlet

pulling

the

cord;

always

pull

the

plug

itself.

Pulling

the

cord

may

damage

it.

you

not

intend

use

your

unit

for

any

considerable

length

time,

disconnect

the

plug

from

the

outlet.

not

place

furniture

other

heavy

objects

the

cord,

and

try

avoid

dropping

heavy

objects

upon

it.

Also

not

make

knot

the

power

cord.

Not

only

may

the

cord

damaged,

can

also

cause

short

circuit

with

consequent

fire

hazard.

*NOTE:

Units

sold

countries

with

230

Volts

are

designed

for

230

Volts.

Place

Installation

Place

the

unit

firm

and

level

surface.

Avoid

installing

your

unit

under

the

following

conditions:

Moist

humid

places.

Places

exposed

direct

sunlight

heating

equipment.

Extremely

cold

locations.

™@

Places

subject

excessive

vibration

dust.

Poorly

ventilated

places.

not

obstruct

the

ventilation

slots

the

top

surface

the

unit

placing

objects

over

them.

Otherwise,

the

temperature

inside

the

unit

may

rise,

possibly

affecting

its

long-

term

reliability.

Case

Moving

the

Unit

Before

moving

the

unit,

sure

pull

out

the

power

cord

from

the

outlet

and

disconnect

the

interconnection

cords

with

other

units.

GENERAL

INSTRUCTIONS

Not

Open

the

Cabinet

prevent

shock

hazard,

not

tamper

with

internal

components

for

inspection

maintenance.

Harman

Kardon

does

not

guarantee

against

performance

degradation

resulting

from

any

modification.

water,

hairpin

wire

accidentally

enters

the

unit,

immediately

extract

the

plug

from

the

outlet

prevent

shock

and

consult

authorized

Harman

Kardon

service

station.

you

use

the

unit

under

this

condition,

may

cause

fire

shock

hazard.

Cleaning

the

unit

gets

dirty,

wipe

with

soft

dry

cloth.

necessary,

wipe

with

soft

cloth

dampened

with mild

soapy

water

and

then

with

dry

cloth.

Never

use

benzene,

thinner,

alcohol

other

volatile

agent,

and

avoid

spraying

insecticide

near

the

unit.

Abnormal

Smells

you

detect

abnormal

smell

smoke,

immediately

turn

the

amplifier

off

and

unplug

the

power

cord.

Contact

your

dealer

nearest

Harman

Kardon

service

center.

Packaging

Save

all

packing

material.

essential

for

shipping

should

you

move,

the

event

the

unit

ever

needs

repair.

Warranty

and

After-sale

Service

(USA

Customers

Only)

Please

find

the

warranty

card

enclosed

with

this

unit

when

you

purchased

it.

After

reading

the

contents

the

warranty

card,

keep

safe

place.

The

warranty

term

two

years

after

date

purchase.

this

unit

does

not

appear

operate

normally,

read

this

manual

following

the

instructions

carefully

and

operate

the

unit

again.

problem

persists

even

though

you

have

done

according

the

manual,

consult

your

authorized

Harman

Kardon

service

station.

Repair

within

the

warranty

term

made

according

the

conditions

specified

the

warranty

card.

Connecting

Other

Components

Make

sure

your

amplifier

and

other

components

are

turned

off.

Connect

each

component's

Output

jacks

the

corresponding

Input

jacks

the

back

your

amplifier.

Use

the

white,

black

gray

plugs

connect

Left

channel

jacks;

use

the

red

plugs

for

Right

jacks.

use

3-head

tape

deck

that

allows

monitoring

the

actual

recording

while

process,

connect

TAPE

jacks.

For

Customers

with

Turntable:

connect

turntable,

optional

Phono

board

must

installed.

This

board

can

set

MC.

With

the

Phono

board

installed,

however,

you

cannot

use

the

AUX

input.

you

want

have

the

Phono

board

installed,

consult

your

authorized

Harman

Kardon

service

center.

CONNECTIONS

Wired

Remote

Control

contro!

your

amplifier

with

external

infrared

remote

sensor,

connect

the

wire

from

the

remote

sensor

the

REMOTE

jack

on the

back

panel.

Or,

another

stereo

component

has

built-in

infrared

remote

sensor

and

Remote

Output

jack,

may

possible

connect

this

jack

the

REMOTE

jack

your

amplifier.

All

Harman

Kardon

products

with

"Remote

In"

and

"Remote

Out"

jacks

are

compatible

with

one

another,

except

for

the

Citation

22,

and

25.

Other

manufacturers’

remote

sensors

and

components

may

not

compatible,

but

will

not

hurt

experiment.

second

wire

may

used

connect

your

amplifiers

REMOTE

OUT

jack

the

Remote

Input

another

stereo

component.

Continue

this

process

include

additional

components

(if

compatible).

Connecting

Speakers

For

best

performance,

use

high

quality

speaker

cables.

However,

ordinary

copper

wire

can

used

the

gauge

meets

the

following

requirements:

Wire

Length

Gauge

to2.5

meter

AWG

Upto4meter

16AWG

Upto6meter

14AWG

Over

meter

10-12

AWG

custom

speaker

cable

Avoid

coiling

excess

wire

with

near

line

level

hook-up

cords.

IMPORTANT:

When

connecting

two

pairs

speakers,

determine

the

impedance

each

pair

looking

the

back

the

speakers,

your

owner's

manual,

contacting

your

dealer

manufacturer.

Then

refer

the

following

chart

see

both

sets

may

played

simultaneously.

Ifimpedance

Can

both

pairs

the

two

played

pairs

is:

simultaneously?

80/8Q

YES

8Q/EQ

8Q/40.

6Q/6Q

6Q/4Q

4Q/4Q

WARNING:

not

play

both

sets

speakers

simultaneously

except

recommended

above.

Amplifier

may

overheat.

Power

Plug

the

cord

into

polarized

wall

socket.

NOTE:

The

power

does

not

shut

off

completely

just

turning

the

power

off.

power

cord

should

removed

from

outlet

when

not

use

for

prolonged

time.

Convenience

Receptacles

(120

Volt

units

only)

Other

stereo

components

may

plugged

into

the

back

your

amplifier.

component

plugged

into

the

SWITCHED

receptacle,

power

will

supplied

that

component

only

when

your

amplifier

turned

on.

component

plugged

into

the

UNSWITCHED

receptacle,

power

will

supplied

whether

your

amplifier

off.

NOTE:

not

connect

any

component

that

requires

than

180

watts

power.

Check

the

owner’s

manual

the

back

the

component

find

its

power

requirement.

Cassette

Tape

Deck

Cassette

Tape

Deck

Speaker

System

[mee

Right

channel

Left

channel

Panes

;

(ie

acca

”_INPUT

wall

outlet

With

optional

Phono

board

installed.

=aeeitar

Hos

Right

channe!

Left

channel

—

Video

Player

Tuner

Compact

Disc

Player

Speaker

System

harman/kardon

620

CONTROLS

and

FUNCTIONS

TapeliCopy

Aux

Tretle

Balance

Power

Switch

Press

turn

the

unit

and

off.

Headphone

Jack

Plug

headphones

desired.

(With

both

Speakers

and

switches

Off

position,

output

supplied

only

headphones.)

Headphones

Speakers

@®O0O0O

Speakers

Switches

Push

select

either

two

sets

speakers,

both,

neither

(headphone

output

only).

Function

Selector

Buttons

Select

desired

input

source

pressing

the

corresponding

button.

Tope2Mon

Tuner

Video

Bass

Control

Turn

increase

decrease

the

proportion

low

frequency

sound.

Treble

Control

Turn

increase

decrease

the

proportion

high

frequency

sound.

HOO

Balance

Control

Turn

adjust

relative

output

level

left

and

right

speakers.

Volume

Control

Turn

raise

lower

output

volume.

INDICATORS

and

REMOTE

CONTROL

Independent

Remote

Control

The

keys

the

remote

control

unit

Volume

function

the

same

the

corresponding

buttons

the

amplifier

itself.

The

remote

control

unit

also

includes

many

keys

that

allow

for

easy

control

other

Harman

Kardon

cassette

tape

Seek-St

Shift

deck,

player

and

tuner.

Indicates

that

the

unit

Indicates

which

function

CIC)

Please

refer

the

owner’s

manual

for

switched

on.

selected.

each

unit

for

operating

instructions.

‘

Some

these

units

must

connected

pees

the

amplifier's

remote

control

output

‘

jacks

that

the

system

remote

control

can

operate

them.

”

ape

{Copy

Aux

Tuning

ina

teeth

Headphones

Speakers

Operating

Conditions

©)

ToveSaien

Torer

Video

CL]

The

control

unit

operates

effectively

;

within

distance

meters

and

harman/kardon

angle

30°

from

the

amplifier.

Using

the

ait

control

near

fluorescent

lights

may

i }

shorten

this

range,

will

any

dust

Remote

Sensor

dirt

that

accumulates

the

front

the

}

remote

control,

the

remote

sensor

;

area

the

amplifier.

Also

avoid

blocking

Indicates

that

power

Indicates

that

Tape

has

the

line

sight

between

amplifier

and

cord

connected

been

selected.

this

case,

remote.

receptacle

and

that

only

the

output

the

tape

the

unit

switched

off.

deck

connected

the

The

control

unit

powered

two

TAPE

jacks

can

heard.

batteries,

included

with

your

amplifier.

When

you

replace

weak

batteries,

replace

both

the

same

time.

When

the

remote

unused

for

extended

period,

remove

the

batteries

prevent

damage

from

corrosion.

Listening

your

player,

tape

deck,

tuner

other

component

sound

source

Turn

Volume

control

minimum

level

and

press

the

Power

switch

turn

the

amplifier.

Set

the

Speakers

switches

play

speakers

both

neither

(for

headphone

use).

Press

the

Function

selector

button

corresponding

the

component

you

wish

hear.

Begin

playing

the

desired

-components.

Adjust

the

Volume

control

the

desired

level.

Adjust

Bass,

Treble

and

Balance

controls

desired.

turn

off

the

Tape

selection,

press

either

Video,

Tuner,

Aux

button.

turn

off

the

Tape

press

Tape

again.

NOTE:

you

have

the

optional

Phono

board

installed,

press

the

AUX

button

listen

the

turntable.

OPERATING

INSTRUCTIONS

Making

Recording

When

you

select

Video,

Tuner,

Aux

your

sound

source,

recordings

may

made

tape

deck

both

simultaneously.

When

making

recordings

tape

decks

and.2

simultaneously,

you

may

listen

directly

the

source,

you

may

monitor

tape

deck

NOT

monitor

tape

deck

during

this

procedure.

Pressing

Tape

will

switch

off

the

source.

you

wish

copy

tape,

place

deck

and

press

the

Tape

button

your

amplifier.

You

may

then

record

the

tape

using

tape

deck

NOTE

turn

off

the

Tape

selection,

press

either

Video,

Tuner,

Aux.

turn

off

the

Tape

press

Tape

again.

NOTE

use

3-head

tape

deck

that

allows

monitoring

the

actual

recording

while

is in

process,

you

must

connect

TAPE

jacks.

Pressing

Tape

will

switch

off

the

source.

NOTE

The

record

output

signal

carried

directly

from

the

program

source

without

being

influenced

the

Volume,

Bass,

Treble

Balance

control.

This

unit

designed

for

trouble-free

operation;

most

problems

users

encounter

are

due

operating

errors.

you

have

problem,

first

check

this

list

for

possible

solution.

the

problem

persists,

consult

your

authorized

Harman

Kardon

service

center.

TROUBLESHOOTING

the

problem

is:

Make

sure

that:

lights

illuminate

when

power

cord

plugged

into

outlet.

The

unit

plugged

into

live

outlet.

sound

heard.

Sound

not

heard

from

the

speaker

system

one

side.

When

listening

stereo

sound,

the

left

and

right

sounds

are

reversed.

M™@

Press

the

Speakers

switches

corresponding

the

desired

speakers.

™@

Correct

function

button

has

been

pressed.

Volume

turned

up.

Speaker

wires

are

connected

properly.

Hook-up

wires

source

component

are

connected

properly.

The

speaker

wires

and

connection

wires

are

connected

correctly.

The

balance

control

knob

set

the

center.

The

speaker

wires

are

connected

correctly.

The

wires

between

components

are

connected

correctly.

Intermittent

continuous

buzzing

hissing.

The

unit

away

from

fluorescent

lights,

TVs,

motors

and

other

electrical

appliances.

Cannot

monitor

recording

using

Tape

1. Hi

This

not

possible.

Use

Tape

The

remote

control

and

front

panel

controls

don’t

appear

work.

Disconnect

the

line

cord

from

the

wall

socket,

wait

minutes

and

then

re-connect

it.

Phono

sound

too

faint,

has

hum,

ringing,

“howl.”

Ground

wire

from

turntable

has

been

connected

ground

terminal

amplifier.

Cable

from

turntable

away

from

power

cords

and

speaker

cables.

Turntable

away

from

speakers.

Turntable

stable

surface.

Note:

The

optional

phono

board

required

play

turntable.

SPECIFICATIONS

Continuous

Average

Power

Per

Channel

(FTC)

Ohms:

Watts

@<0.09%

THD

20Hz

20kHz,

Both

Channels

Driven

Ohms:

Watts

@<0.3%

THD

Dynamic

Power

(IHF,

1kHz

tone

burst)

Ohms:

Watts

Ohms:

100

Watts

Ohms:

135

Watts

High

Instantaneous

Current

Capability

(HCC):

+40

Amps

Power

Bandwidth

half-rated

output,

8Q:

Frequency

Response

(+0/-3dB):

<10Hz

100kHz

0.5Hz

100kHz

Damping

Factor:

120

Signal-to-Noise

Ratio

(reference

rated

power

Tuner/CD:

98dB

output,

A-Wtd.)

Option

Phono

(MM):

80dB

Option

Phono

(MC):

75dB

Input

Sensitivity/Impedance

Tuner/CD:

135mV/22kQ

Option

Phono

(MM):

2.2mV/47kQ,

125pf

Option

Phono

(MC):

120

nV/56

Ohms

Phono-Overload:

Option

Phono

(MM):

100mV

Option

Phono

(MC):

5mvV

Tone

Control

Range,

Bass

50Hz/Treble

10kHz:

+10dB/+10dB

Power

Supply:

AC120V,

60Hz

(or

AC230V,

50Hz)

Power

Consumption:

160W

(180W

for

230V

version)

Dimensions

17-3/8

14-1/8"

(Width

Height

Depth):

443

«x

104

359mm

Weight:

16.3lbs/7.4kg

All

features

and

specifications

are

subject

change

without

notice.

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