Optimus STA-795 Owner's Manual

STA-795

OWNER'S

Please

read

before

using

MANUAL

this equipment.

Digital

AM/FM

Synthesized

Stereo

Receiver

Cat

No. 31-2101

Your

Optimus

STA-795

Digital

Synthesized

Headphone

Jack

— lets

you

connect

head¬

AM/FM Stereo

channel

circuitry. The

your

STA-795

audio/video

of

power

Receiver

with

is

the

system.

combines

efficient

perfect

It

state-of-the-art

control

provides

50

watts

center

connec¬

per

for

phones

stereo

•

Tape

Monitoring

effect.

recording

tape

monitoring

for

as

private

listening

and

enhanced

0

— lets

you

~

record

feature.

• %*

you

if your

listen

tape

to the

deck

»

•

actual

has

•

a

tions

signal

for a tape

sources,

monitor, or VCR.

The

and

CMOS

the

large

LSI

deck,

such

frequency-synthesized

digital

a turntable,

frequency

as

a

and

CD

display

two

player,

other

TV

tuner

make

Protection

from

over-heating

receiver’s

guard

against

amplifier. Additional

Circuits

power

— help

or

surges

over-driving

prevent

protection

and

short

circuits.

damage

of

circuits

the

radio tuning

precise

Additional features

Flat

sound

Frequency

reproduction

Response

and

include

from 20 to 30,000

simple.

the

— ensures

following:

accurate

Hertz.

Warning: polarized

use less

an

the

plug.

The

To prevent

extension

plug’s

blades

receiver’s

cord

or

can

power

electric

other

be

fully and

receptacle

cord

shock,

easily

has

do

not

un¬

in¬

a

Low power

Distortion

of

promising

FM

Mute

— lets

the

— eliminates

receiver’s

sound

you

amplifier

quality.

noise

use

when

the

full

without

you

rated

com¬

tune

serted.

Note

is

provided

to

CATV System

to

call

the

Installer:

CATV system

This

reminder

installer’s

from one

A/B

pairs

Speaker

of stereo

External

FM station

Terminals

speakers.

Antenna

to another.

— let you

Terminals

connect

— let you

two

connect

attention

provides

particular, be

building,

connected

to

Article

guidelines

specifies

as

close

to

for proper

that

the

to

820-22

the

grounding

the

point

of

the

grounding

cable

of cable

ground

NEC

system

and,

shall

of

entry

that

in

the

as

external

reception.

tenna

and

adequate

TWo

Tone

AM and

However,

the

reception

Controls

FM antennas

FM

the

line-cord

in most

— allow

supplied

for "optimum radio

AM

metropolitan

antenna

independent

loop

areas.

an¬

provide

ad¬

practical.

For

your

permanent

records,

we

recommend

justment

Search

available Memory

of bass

Tuning

station

Tuning

and

— lets

in a band.

— lets

treble

you

frequencies.

scan

for

program

the

you

record

space

the

receiver’s

Serial

the

provided.

Number:

back

receiver’s

The

panel.

serial

number

is

listed

in

the

on

12 FM stations

for one-button

selection.

Optimus

and

Radio

Shack

are

1992

All Rights

registered

Tandy

Corporation.

Reserved.

trademarks

used

by Tandy

Corporation.

CONTENTS

Preparation

Connecting

.

Speakers

Signal

Antennas

the

Receiver

Sources

.

to Power

.

..

Using the

Operation

Basic Hearing

Tuning to a

Receiver's

.

Operation

Comfort

Radio

and

AC Power

..

Your Health

Station

.

Outlet

...

Adjusting

Recording

Using

Output

Headphones

Power

the

Sound

a Tape

Meter

Built-In Protection

.

Circuits

..

.

Choosing

Speakers

Turntables...

CD Players

Tape

Other

Decks

.

System

. .

Components

.

TVs/VCRs

.

Headphones

Problem-Solving Maintenance

Care

.

The

FCC Wants

Specifications

General Amplifier

FM Tuner

.

..

.

You to Know

.

AM Tuner

.

WARNING: To reduce

the risk of fire or electric

not expose

•HOCK DO NOT OPEN

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK

DO NOT SERVICEABLE PAHTS INSIDE. REFER

REMOVE

this appliance

CAUTION

meKOPeLBcmc

COVER

(OR

to rain 01

BACK). NO

SERVICING TO

USER-

QUALIFIED SERVICE PERSOftJEL

The lightning flash with arrowhead

A

an equilateral

user to the presence

voltage" within the product's

be of sufficient magnitude electric shock to persons.

The exclamation

triangle

point within an equilateral

is intended

of uninsulated

enclosure

to oonstitute

symbol with! n

to alert the "dangerous

that may

a

risk of

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angle Is Intended to alert the usertotne of Important

Ing) Instructions the appliance.

operating

In the literature

and maintenance

accompanying

presence

(servic-

PREPARATION

Caution:

speakers,

Do

signal

not

plug

sources,

in

or

and

turn

antennas.

CONNECTING SPEAKERS

You

can

connect

two

pairs

of

speakers

on

the

receiver

to

the

until

you

have

Speaker

Use

the

following

completed

Placement

information

all

connections

to

help

you

for

the

deter¬

receiver.

speakers second

area. System

See

pair

This

in

Components”

"Speakers”

your

of

lets

speakers

main

you

under

for

set

listening

in

a

information

up

second

“Choosing

one

area

pair

listening

and

Other

about

of

a

mine

the

best

Maximizing

mum so about

that

stereo

the

location

same

Stereo

effect,

distance

as

for your

place

Effect:

between

the

each

distance

To

speakers.

achieve

pair

the

of speakers

speakers

between

maxi¬

is

the

selecting Use

speakers

the

information

Cautions

speakers.

to the

for

receiver.

Connecting

in

this

Section

Speakers

to

connect

normal tween

speakers

by angling

the

listening

area

speakers.

is greater,

the

speakers

If the

you

and

toward

the

distance

can

point

improve

you.

halfway

between

the

be¬ the

sound

Use

speakers:

•

the

Use

16 ohms.

only speakers

following

guidelines

%

with an

when

impedance

connecting

of 8 to

•

Connect

to the

Use

are

gauge

receiver.

18-gauge

within

no

speaker

more

50

than

speaker

feet

wire

of

for

two

wire

the

pairs

if your

receiver.

distances

of

speakers

Use

greater

16-

•

f

•

than

Use

nect

Be

50 feet.

only the

the

sure

speakers.

that

length

stray

of wire

wire

necessary

strands

to con¬

from

one

Adjusting

hear

is highly dependent

the

Bass:

The

amount

on speaker

of

bass

location.

you

speaker speaker

terminal.

terminal

do

not

touch

another

To

lowing:

•

increase

Place Place

the the

the

speakers speakers

bass,

do

in the directly

one

or both

corner

on the

of the

floor.

fol¬

room.

To

the

•

decrease

following:

Move

corner.

the

speakers

bass,

do

slightly

any

combination

away

from

of

the

•

Increase

and

Raise

Speaker

Radio

the

Shack

the

wall.

speakers

stands

distance

are

store.

between

6 to 8 inches

available

the

at

speakers

off the

your

floor.

local

Speaker

Connections

Follow these

1. S

elect

the

“Speaker speaker

speaker

to the

steps

Placement.’’

wire

location

to connect

needed

receiver.

for

Then,

the

%

each

cut

to

speakers.

speaker.

the

length

connect

See

of

each

4.

C

onnect

terminals To

the

connect

terminal’s

release

the

on

the

a

tab.

speaker

back

conductor

tab,

insert

wires

of the

to

the

to the

receiver.

a

terminal,

conductor,

SPEAKERS

press

and

2. P doing

repare

the

following:

ends

of

the

speaker

wire

by

If you

are

connect

minals minals.

and

speakers,

connecting

one

If you

you

pair

are

can

pair

to

two

the

SPEAKERS

connecting

use

either

pairs

SPEAKERS

only one

set

of

of terminals.

speakers,

A

pair

B

ter¬

of

For

each speaker speaker

When

wire’s

pair

to

to the

connecting

the

R

of

terminals.

L

color-coding

speakers,

terminals

a

speaker

or

marking

connect

and

wire,

to

the

Use

help

left

right

the

you

a. S

of about

b.

Using inch

eparate

of

a

the

two

4 inches.

wire

stripper,

insulation

conductors

from

remove

the

for

end

a

length

about

bf

Va

each

correctly ample,

nected

be

to

connected

minal. This

connect

sure

the

to

greatly

the

speaker’s

the

conductors.

conductor

receiver’s

affects

negative

the

bass.

that

terminal

For

is

(-)

ex¬

con¬

ter¬

is

c.

conductor.

Twist the

that

not

the

touch

strands.

ends

wire

of each

strands

any

of

other

conductor.

one

conductor’s

conductor

Be

sure

wire

do

Note:

(+) and

or

dot

Some

minus

speakers

(-)

to

negative

the

signs.

positive

terminal.

are

Others

marked

terminal

with

have

a

and

plus

mark

no

3. C minals

one

onnect

on

conductor

the

correct

back

to each

speaker

of each

speaker

speaker.

If

your

have

wire

terminal.

spring-loaded

to

Connect

speakers

the

ter¬

terminals,

press

terminal’s tab, the

release If

conductor,

your

the tab.

speakers

the

insert

and

have

another

connector, speakers’

manual

tions

for

type

see

your

of

owner’s

instruc¬

connecting

the speaker

wire.

CONNECTING SIGNAL SOURCES

VCR or TV

CD Player

You can the

signal

player. ponents"

receiver.

sources

connect

See

for

a

turntable

You

such

“Choosing

information

can

as

also

a

and

TV, a

Other

about

connect

a

tape

two

VCR,

System

selecting

deck

or

to

other

a

CD

Com¬

com¬

Connecting

Connect

jacks.

receiver’s

Connect

the

PHONO

a Turntable

turntable

the

turntable’s

GND

to

terminal.

the

receiver’s

ground

PHONO

wire to the

ponents. Use

components

the

information

Cautions

to the

in

receiver.

this

section

to

connect

Note:

a magnetic

The

turntable

cartridge.

Connecting

Connect

the

must

a Tape

receiver’s

Deck

tape

be

the

type

OUT

jacks

that

to

uses

the

for

Use

•

Use

connectors

Connecting

the

following guidelines

only shielded

(not supplied).

Signal

audio

Sources

for all connections:

cable

The

with RCA-type

required

cable

tape

output

deck’s

jacks

input jacks.

to the

Connecting

Connect

the

Other

audio

Connect

receiver’s

Signal

outputs

tape

Sources

of other

the

in

tape

jacks.

signal

deck’s

sour¬

•

is available

Connect

the

Connect

to the

receiver’s

each

at your

source’s

corresponding

source’s

local

corresponding

Radio

left channel

right

Shack

channel

L

R

input

input jack.

store.

output

to

jack.

ces,

TV/AUX

These

so

nal

such

two sets

you

source

or

can

as

cd/aux

use

that

a

TV, VCR,

jacks.

of jacks

each

has

of them

standard

are

or

CD

identical

with any

line

player,

in function,

outputs.

to

audio

the

sig¬

The

jack’s

tions

tor buttons

on

names

the

help

back

on the

you

of the

front panel.

associate

receiver

the

with the

connec¬

selec¬

Optimus STA-795 Owner's Manual

Specifications and Main Features

Frequently Asked Questions

User Manual