Kenwood KM-Z1 Guide

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Setting

up

and

using

your

KM-Z1

Power

Amplifier

KENWOOD

1

Table

of

Contents

1

2

Safety

First.

2

3

Welcome

6

•

About

this

manual

6

•

Unpacking

vour

amplifier

6

•

In

this

box.

vou

should

have

7

•

Vou

will

need

to

purchase

7

•

For

vour

records

7

4

About

Your

Amplifier

8

•

Using

the

controls

8

5

Setting

Up

Your

Amplifier

9

•

Placing

your

amplifier

9

•

Connecting

vour

amplifier

10

•

Connecting

the

system

control

cabie

11

•

Connecting

vour

speakers

12

•

Using

Speaker

Wire

13

•

Using

banana

plugs

13

6

Troubleshooting

Guide

14

■

No

sound

from

one

or

more

speakers

14

•

I

he

sound

cuts

in

and

out

14

•

the

STANDBY

indicator

Mink-

but

there

I-

.,v

i

n

d

14

•

I

he

S

I

AN

DB\

indicator

does

not

turn

ON

when

the

amplifier

is

plugged

into

the

wall

outlet

1

5

•

1

he

amplifier

(connected

with

a

Svstem

Control

Cable)

does

not

turn

ON

or

OFF

when

the

Kenwood

controller

or

reciever

is

switched

ON

or

OFF

15

•

Other

problems

not

listed

here

15

7

Specifications

16

1

Warning:

To

prevent

fire

or

electric

shock,

do

not

expose

this

unit

to

rain

or

moisture.

Caution:

To

prevent

electric

shock,

match

the

wide

blade

of

the

plug

to

the

wide

slot

in

a

wall

socket,

and

insert

fully.

CAUTION

RISK

OF

ELECTRIC

SHOCK

DO

NOT

OPEN

Caution:

To

reduce

the

risk

of

electric

shock,

do

not

remove

the

unit's

cover.

There

are

no

user-servicable

parts

inside.

Have

the

unit

serviced

by

qualified

service

personnel.

Safety

Symbols

Weve

placed

these

safety

symbols

on

the

hack

of

the

unit.

I

he

lightning

bolt

symbol

ts

to

alert

von

to

the

danger

of

electric

shock

from

the

operating

electric

parrs

inside

rhe

unit.

The

exclamation

point

symbol

is

to

let

vou

know

that

there

are

important

operating

and

servicing

instructions

in

this

manual

that

vou

should

read

before

vou

operate

this

unit.

About

the

power

supply

I

h

is

unit

is

designed

lor

operation

in

the

L

SA

and

Canada

n.sin>i

a

power

suppiv

ot

AC

1

20

volts

onlv.

Safety

Precautions

Read

this

page

carefully

to

ensure

safe

operation.

Please

read

all

of

the

safety

and

operating

instructions

before

operating

this

unit.

Adhere

to

all

warnings

on

the

unit

and

in

this

manual.

Follow

all

the

safety

and

operating

instructions.

These

safety

and

operating

instructions

should

he

retained

for

future

reference.

1

Power

sources.

;

lie

unit

should

be

connected

to

a

power

supply

onlv

ot

the

tvpe

described

in

this

manual

or

as

marked

kin

the

unit.

It

you

are

not

sure

of

the

tvpe

of

power

suppiv

to

your

home,

consult

your

unit

dealer

or

local

newer

company.

For

units

intended

to

operate

from

batterv

power,

or

orher

sources,

refer

to

the

instruction

manual.

2

Power-cord

protection.

Power

suppiv

cords

mould

he

routed

so

that

they

are

not

likely

to

he

walked

on

or

pinched

hv

items

placed

upon

or

against

them,

paving

particular

attention

to

cords

at

plugs,

convenience

recept.ic.es.

ana

me

point

where

thev

exit

from

tlie

unit.

3

CAUTION—Polarization.

I'his

unit

mav

be

eoumped

with

a

polarised

alternating-current

line

plug

a

plug

having

one

blade

wider

that

the

other*.

This

plug

will

fit

into

the

rower

outlet

oniv

one

wav.

I'his

is

a

safety

feature,

if

you

are

unable

u>

insert

the

pine

fuiiv

into

the

outlet,

irv

reversing

the

ring.

If

the

plus;

should

rail

to

lit.

contact

vimr

electrician

to

replace

vour

outlet.

Ho

not

detent

the

sjtetv

rurpose

ot

the

polarized

plug.

4

Ventilation,

slots

and

openings

m

the

cabinet

are

provided

for

venrilation

and

to

ensure

reliable

operation

ot

tile

unit

and

to

protect

it

from

overheating,

and

these

openings

must

not

he

blocked

or

covered.

I

he

unit

should

he

situated

so

that

ir.s

location

or

position

does

not

interfere

with

its

proper

ventilation.

•

To

maintain

good

ventilation,

do

not

put

records

or

a

table-cloth

on

the

unit.

Place

the

unit

at

least

4

inches

avvav

from

the

wails.

•

Do

not

use

the

unit

on

a

bed.

sofa,

tug

or

similar

surface

that

may

block

the

ventila¬

tion

openings.

Ibis

unit

should

not

Pe

placed

in

a

huik-in

installation

such

as

a

bookcase

or

rack

unless

proper

ventilation

is

provided

or

the

manufacturers

instruc¬

tions

have

been

adhered

to.

5

Water

and

moisture.

I

he

unit

should

not

he

used

near

water,

for

example,

near

hathtuh.

washbowl,

kitchen

sink,

laundry

tub,

in

a

wet

basement,

or

near

a

swimming

pooi.

etc.

6

Temperature.

The

unit

mav

nor

function

proper!'.

-

if

used

at

extremely

low.

or

freezing

temperatures.

I

he

ideal

ambient

temperature

is

above

-4

IT.

7

Heat,

The

unit

should

he

situated

avvav

from

neat

sources

such

as

radiators,

heat

'cei-tcrs,

stoves,

or

other

units

1

including

amplifiers.,

that

produce

heat.

8

Electric

Shock.

Dare

mould

he

taken

mi

that

opiect'

do

not

fall

and

liquid

is

not

spilled

3

into

the

enclosure

through

openings.

If

.t

metal

object,

such

as

a

hair

pm

or

a

needle,

comes

mto

concact

with

die

inside

ol

this

unit,

a

dangerous

electric

shock

may

result.

For

families

with

children,

never

permit

children

to

put

anything,

especially

metal,

inside

this

unit.

Enclosure

removal.

Never

remove

the

enclosure.

If

the

internal

parts

are

touched

accidentally,

a

serious

electric

shock

might

occur.

Cleaning,

Unplug

this

unit

from

the

wall

outlet

before

.leaning.

Do

nor

use

volatile

solvents

such

as

alcohol,

paint

thinner,

gasoline,

or

benzine,

etc.

to

clean

the

cabinet.

Use

a

clean

dr.

cloth.

Lightning,

for

added

protection

tor

this

unit

during

a

lightning

storm,

or

when

it

is

left

unattended

and

unused

for

long

periods

of

rime,

unplug

it

from

the

wall

outlet

and

disconnect

the

antenna

or

cable

system.

I

lus

will

prevent

damage

to

the

unit

due

ro

lightnin

and

power-line

surges.

Abnormal

smell,

if

an

abnormal

smell

or

smoke

is

detected,

immediately

turn

the

power

Old-

and

unplug

the

unit

from

the

wall

outlet.

Contact

your

dealer

or

nearest

service

center.

Damage

requiring

service.

1

he

unit

should

he

serviced

hv

qualified

service

personnel

when:

•

I

he

power-supply

cord

or

the

plug

has

been

damaged.

•

>

)bjecrs

Have

fallen,

or

liquid

has

been

spilled

into

the

unit.

•

1

he

unit

has

been

exposed

to

ram

or

water.

•

1

he

unit

lias

been

dropped,

or

the

enclosure

damaged.

•

1

he

unit

exhibits

a

marked

change

in

performance.

1

lie

unit

cioes

not

appear

ro

operate

normallv

hv

following

tire

instruction

manual.

•

Adjust

unit

those

controls

that

are

covered

hv

the

instruction

manual

as

,m

improper

aciiusnncm

of

other

controls

may

result

in

damage

and

wiii

orten

require

extensive

wntK

:n

a

qualified

technician

to

restore

the

unit

to

tts

normal

operation.

Servicing.

I

he

user

should

nor

attempt

to

service

the

am

bevoitd

rhat

described

in

the

instruction

manual.

All

other

servicing

should

he

referred

to

qualified

sendee

personnel.

Power

lines.

An

outside

antenna

system

should

not

he

located

in

tile

vicinitv

of

overhead

[lower

lines

or

other

electric

light

or

power

circuits,

or

where

tt

can

fall

into

such

power

lines

or

circuits.

\\

hen

detailing

an

outside

antenna

system.

extreme

.are

should

be

taken

to

keep

from

touching

suJ;

power

lines

or

circuits

as

contact

with

mem

might

be

fatal.

AC

outlets.

Do

,oi

.

oit.iecr

orb.-r

audio

equipment

w;tn

a

power

consumption

larger

than

hai

-pc\::;.\t

v-

uv

d

-Hike;

->n

rite

rear

pane..

Never

connecr

other

eiecrricai

units,

such

as

an

iron

or

toaster,

to

it

to

prevent

fire

or

electric

shock.

Overloading.

Do

not

overload

wall

outlets,

extension

eorus,

or

integral

convenience

receptacles

as

this

can

result

in

a

risk

of

fire

or

electric

shock.

Attachment.

Do

nor

use

attachments

not

recommended

by

the

unit

manufacturer

as

they

mav

cause

hazards.

Replacement

parts.

When

replacement

parts

are

required,

be

sure

the

service

technician

has

used

replacement

parrs

specified

by

the

manufacturer

or

have

the

Mine

characteristics

as

the

original

parts.

Unauthorized

substitutions

mav

result

in

fire,

electric

shock,

or

other

hazards.

20

Safety

check.

Upon

completion

ot

unv

service

or

repairs

to

this

unit,

ask

the

service

technician

to

perform

sate

tv

checks

to

determine

that

the

unit

is

in

proper

operating

condition.

21

Carts

and

stands.

Don't

put

this

unit

on

a

cart

or

stand

that

is

unsteady

or

that

can

not

support

the

unit

s

sveight.

It

vou

move

this

unit

on

a

cart

or

stand,

he

careful—quick

stops,

excessive

force

and

pushing

over

or

unev

en

surfaces,

mav

cause

the

cart

to

overturn

and

damage

vour

equipment.

FCC

Warning

I

his

equipment

mav

generate

or

use

radio

frequence

energy,

Changes

or

modifications

to

this

equipment

mav

cause

harmful

interference

unless

the

modifications

are

expressly

approved

in

the

instruction

manual.

I

he

user

could

lose

the

authority

to

operate

this

equipment

if

an

unauthorized

change

or

modification

is

made.

Important

This

equipment

has

been

tested

and

found

to

comply

with

the

limits

for

a

Class

B

digital

device,

pursuant

to

Part

;

i

ot

the

K..C.

Rules.

I

hese

limns

arc

designed

to

provide

reasonable

protection

against

harmful

interference

in

a

residential

installation.

Phis

equipment

mav

cause

harmful

interference

ro

radio

communications

if

ir

is

not

installed

and

used

in

accordance

with

rile

instructions.

However,

(here

is

no

guarantee

that

interference

will

not

occur

in

a

particular

installation.

If

this

equipment

does

cause

harmful

interference

to

radio

or

television

reception,

which

can

he

determined

bv

turning

the

equipment

OFF

and

ON

1

,

the

user

is

encouraged

to

trv

to

correct

the

interference

bv

one

or

more

or

the

following

measures:

•

Reorient

or

relocate

the

receiv

ing

antenna

•

increase

the

separation

between

the

equipment

and

receiver

•

Connect

the

equipment

into

an

outlet

on

a

circuit

different

from

that

to

which

rhe

receiver

is

connected

•

(

onsult

tire

dealer

or

an

experienced

radio

TA

technician

for

help

Canadian

!C

Compliance

Notice

1

his

(.lass

B

digital

apparatus

meets

all

requirements

or

the

Canadian

Interference-Causing

F.quipmenr

Regulations.

5

Kenwood's

KM-Zl

Power

Amplifier

is

specially

designed

lor

home

theater

systems

with

multiple

channels

deft,

right,

surround,

and

so

on).

Superior

technology

ensures

top-

quality

high

power

output:

•

HomeTHX''

certification

indicates

rhar

the

amplifier

adheres

to

I.ucasfilms

stringent

performance

standards.

•

Dual

power

supplies

deliver

the

power

needed

for

exceptional

performance

in

multiple

channels,

without

distortion.

•

Twin

2-speed

cooiing

fans

and

heat

sink

tunnels

cool

the

unit

during

high-power

operation.

About

this

manual

Setting

up

vour

amplifier

isn't

hard,

bur

you

should

follow

rhe

instructions

in

this

manual

carefully

to

get

maximum

performance.

Use

these

instructions

with

those

in

the

manuals

for

any

other

equipment

you're

connect¬

ing

like

a

controller/runer,

speakers,

CD,

cassette,

or

laser

disc

players.

VCRs

or

televi¬

sions!.

Unpacking

your

amplifier

Unpack

vour

amplifier

carefully,

and

examine

i'.

fu

shipping

damage.

If

it

is

damaged

or

fails

to

operate,

notify

your

Kenwood

dealer

immediately.

It

your

amplifier

was

shipped

to

vou

directly,

notify

the

shipping

company

without

delay.

Only

the

person

or

company

who

originally

received

the

amplifier

can

file

a

claim

against

the

carrier

for

shipping

damage.

Keep

the

original

carton

and

packing

materials

in

case

you

need

to

transport

or

ship

your

amplifier

in

the

future.

6

In

this

box,

you

should

have:

•

Kenwood

KM-Zl

Power

Amplifier

ll)

You

will

need

to

purchase:

•

Speaker

w

ire

•

Audio

connecting

cable

Ae

ask

vou

to

buy

speaker

wire

separately,

since

we

don’t

know

how

much

wire

you

will

need.

Vuir

home

(hearer

system

will

sound

better

it

you

use

the

correct

gauge

of

speaker

wire.

Depending

on

tile

length

ut

the

wire

van

need,

I.ucasfilnis

THX

division

recom¬

mends

the

following:

For

wire

this

long

Use

this

gauge

Up

to

24

feet

16

gauge

or

larger

Up

to

36

feet

14

gauge

or

larger

Up

to

58

feet

12

gauge

or

larger

The

smaller

the

number,

the

t

hie

key

r

the

wire.

so

/J

~{[tinge

mire

is

thicker

than

/

6-^au^c

wire.

For

your

records

Record

the

serial

number

(its

on

the

back

or

the

amplifier'

on

the

warrants-

card,

and

in

the

space

below.

It

you

need

to

call

sour

dealer

tor

information

or

service,

vou

1!

need

the

mode!

and

serial

numbers.

And

he

sure

to

save

vour

original

receipt.

Model:

KM-Z1

Serial

Number:

7

Using

the

controls

Channel

Indicators

Glow

blue

',\nen

the

unit

s

ON

and

turn

oft

when

the

unit

is

in

STANDBY

Main

Power

Button

p

ress

to

turn

the

oower

ON

/

Remote

Power

Button

Press

to

cycle

the

unit

between

ON

and

STANDBY

\

ON/Standby

Indicator

Tows

'ed

vvnen

the

unit

is

m

STANDBY

Glows

green

when

the

unit

is

ON

-

asnes

red

when

Drotection

circuits

~a*e

actrvated

8

Placing

your

amplifier

High-powered

amplifiers

such

as

chis

can

produce

large

amounts

of

heat.

For

that

reason,

it's

important

to

allow

plenty

of

ventilation.

•

Leave

at

least

4

inches

of

space

above

and

behind

the

amplifier.

•

Leave

at

least

2

inches

of

space

in

front

of,

and

on

each

side

of

the

amplifier.

•

Make

sure

that

nothing

blocks

the

fan

intakes

on

the

rear

panel

of

the

amplifier.

•

If

you

place

the

amplifier

inside

a

stereo

rack

or

cabinet,

make

sure

that

vou

leave

the

door

open

slightly

while

the

amplifier

is

on.