Technics SH-AC500D

Technics SH-AC500D

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Troubleshooting

guide

Before

requesting

service

for

this

unit,

check

the

chart:

below

for

a

possible

cause

of

the

problem

you

are

experiencing.

Some

simple

checks

or

a

minor

adjustment

on

your

part

may

eliminate

the

problem

and

restore

proper

operation.

If

you

are

in

doubt about

some

of

the

check

points,

or

if

the

remedies

indicated

in

the

chart

do

not

solve

the

problem,

refer

to

the

directory

of

Authorized

Service

Centers

(enclosed

with

this

unit)

to

locate

a

convenient

service

center,

or

consult

your

Technics

dealer

for

instructions.

Power

will

not

switch

ON. The

power

cord

plug

is

not

completely

inserted.

The

left

and

right

stereo

connection

cables

When

listening

to

stereo

sound,

the

left

and

right

sounds

are

reversed.

are

reveresd.

Poor

sound

localization.

terminals.

There

is

no

sound

when

a

source

is

being

played.

The

muting

function

is

set

to

ON.

Sound

is

not

heard

from

one

of

the

front

speakers.

center,

surround

or

(L,

R)

input.

subwoofer

speakers.

incorrectly

set

to

“NONE”

or

“NO”.

The

volume

cannot

be

controlled.

There

is

noise

when

playing

|

Play

back

a

DTS

formatted

source

in

the

back

a

DTS

source.

SURROUND

mode.

The

midnight

mode

does

not

function.

(When

the

DR

COMP

button

on

the

remote

control

is

pressed,

the

DR

COMP

indicator

does

not

light.)

“F70”

appears

on

the

display.

Remote

control

does

not

The

batteries

have

run

out.

operate

correctly.

control

and

this

unit.

The

batteries

are

inserted

incorrectly.

[The

(—)

and

(+)

polarities

are

reversed.]

far

to

one

side,

either

left

or

right.

The

SURROUND

mode

has

not

selected.

The

source

being

played

has

not

been

recorded

in

the

Dolby

Digital!

format.

There

is

an

obstruction

between

the

remote

i

The

presence

setting

of

the

speaker

has

been

|

e

Set

the

type

and

presence

setting

of

each

speaker

correctly.

The

input

selector

is

set

to

LINE.

e

Adjust

the

volume

control

on

the

external

unit.

For

detailed

instructions,

contact

an

authorized

servicenter

in

the

U.S.A.

and

Panasonic

Canada

Inc.

Customer

Care

Center

in

Canada.

in

the

U.S.A.

1-800-211-7262

or

web

site

(http:/jwww.panasonic.com)

in

Canada

905-624-5505

or

web

site

(www.panasonic.ca/faq.html)

¢

Confirm

that

the

power

cord

plug

is

connected

8

completely.

e

Check

the

connection

cables

are

correctly

connected.

An

error

has

been

made

with

the

connections

to

the

6

channe!

discrete

input

or

output

The

input

selector

setting

is

incorrect.

e

Check

that

the

selection

of

the

desired

sound

15

source

is

made

correctly.

Press

the

muting

button

on

the

remote

17

control.

The

volume

balance

of

front

speaker

is

set

too

|

è

Adjust

the

volume

balance

between

the

left

12

and

right

front

speakers

correctly.

Sound

is

not

heard

from

the

|

The

receiver

or

amplifier

is

set

to

2

channe!

è

Set

the

receiver

or

amplifier

to

the

6

channel

discrete

input

mode.

è

Select

the

DTS

reproduction

mode.

è

Select

the

SURROUND

mode.

è

Check

if

the

OG

DIGITAL

indicator

is

illuminated.

e

Turn

off

the

power

and

then

turn

it

on

again,

or

disconnect

the

AC

power

supply

cord

and

then

connect

it

to

your

household

AC

outlet

again.

(If

“F70”

still

remains

on

the

display,

consult

an

authorized

service

center

or

your

dealer.)

e

Replace

batteries

with

new

ones.

e

Remove

the

obstruction.

e

Heinsert

battertes

so

that

polarities

are

correct.

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