GCE VECTREX HP-3000 Manuel utilisateur

C.E. VECTREX SERVICE MANUAL

TABLE OF CONTENTS

SPECIFICATIONS

.......................................................

11.

OPERATING

INSTRUCTIONS

............................................

II!.

MAINTENANCE

AND

SAFETY TIPS

......................................

IV. TV

AND

RADIO

INTERFERENCE

.........................................

CIRCUIT

DESCRIPTION

.................................................

VI. DISASSEMBLY

..................................................

.......

Back

Cover

Removal

.........................................•..

. ..

Power

Board

Removal . :

.............................................

Logic

Board

Removal

...............................................

Power

Transformer

Removal

.........................................

Speaker Removal . . . . . .. . . . . . . . .. . .. . . . . . .. . . . . . . . . . . . . . . . . . . .. .. . .. 12

VII.

LOGIC

BOARD

ADJUSTMENTS

.........................................

Logic

Board

Component

Layout

.....................................

VIII. POWER

BOARD

ADJUSTMENTS

........................................

Power

Board

Component

Layout

......

............................

IX.

CRT

/YOKE

REMOVAL

AND

SET-UP

.....................................

HAND

CONTROL

OISASSEMBLY

.......................................

Hand

Control

Schematic

. . . . .. . .. . .. . .. . . . . . . .. . .. . . . . .. . . . . . . . . . . . . 17

XI.

TEST

CARTRIDGE

PROCEDURE

........................................

PARTS

LIST

............................................................

Xl!

BLOCK

DIAGRAM

............................................

.........

POWER

BOARD

SCHEMATIC

...........................................

LOGIC

BOARD

SCHEMATIC

............................................

PACKAGING

....................................

......................

SPECIFICATIONS

VECTREX

is a

self-contained,

microprocessor

based,

Vector

Display,

portable

home

video

game

arcade

with

external

game

cartridge

program

capability.

MPU

68A09

X 8

BIT

DATA·-

BIT

ADDRESS

INTERNAL

ROM

2363 8K X 8

BIT

EASE

NOTE:

INTERNAL

ROM

2114 (2)

X 4

BIT

(ea.)

INTERNAL

ROM

2114

should

read:

EXTERNAL

ROM

(GAME

CARTRIDGE)

8K X 8

BIT

CAPABILITY

INTERNAL

_l3f\l1

2114

CRT:

SAMSUNG

240R840

DEG.

DEF.

B&W

VECTOR

DEFLECTION

EXTERNAL

GAME

CARTRIDGES

CURRENTLY

RESIDENT

GAME

Second

Controller

available

as an

accessory

Game

Cartridges

include

screen

overlay.

120V

-60Hz

DIMENSIONS:

9¾

X 11½ X

14%

WEIGHT:

15 Lbs.

-1-

(2)

11.

OPERATING INSTRUCTIONS

UNPACKING

When

you

remove

your

Vectrex

Arcade

System

from

the

box

you

should

have these items:

Vectrex Arcade System

Console with Built-in

Control Panel Attached

Owner's Manual

......

,,.,

)

+-•-

i·

Owner's Club

Registration Card

...

...,...,,.;,,

-4

◄

n:-~

lnsttuc!"IO\--S

...........

Screen Overlay

Instructions

for

Mine StormT" Game

IMPORTANT:

prevent overheating. never block the ventilation openings on

the back orbottom ofthe console. These openingshave been designed to provide

proper ventilation during operation and should not

enclosed or covered in

any way.

Before

inserting

the

plug, make

sure

the

console

switch

is OFF.

The

unit

will

work

in any 120

Volt

electrical

outlet.

Using

any

other

power

supply

will

damage

the

unit. As a special safety

feature,

the

plug

polarized

that

will

fit

into

standard

outlets

one

direction

only.

the

plug

does

not

slip

easily

into

the

outlet,

turn

over and insert again.

It's a

good

idea

save

the

box

and

styrofoam

inserts

case

you

ever need

move

ship

your

Vectrex

Arcade

System.

-2-

SETTING UP

Vectrex

Arcade

System is designed

for

table-top

use.

For

the

mostenjoyment, select a

location

where

the

screen will be at

about

eye level when

you

are

playing

the games.

sturdy

table, desk

shelf

is suggested.

not

operate

console

a bed, sofa. carpet, etc.

THE

CONTROLS

Control Panel Storage

remove

control

panel

from

the storage area

the

bottom

the

console, press

the

release

tab

and

the

panel will

drop

down.

return

control

panel

its storage area:

•

Coil

the

cord

once

around

the

joystick

and then on

top

the

action

buttons.

•

Slide

the panel

onto

the

tabs

the

bottom

the

console.

• Flip

the

panel

until

clicks

into

place.

-3-

~~JJ

Reset

Button

Press Outlet

r+/4--+---

for Built-in

restart

--1--1-.--JWi.Jl.H+ff+ilf.+.--

Control

Panel

games.

Outlet for Second Control Panel

....,

Second

control

panel (sold separately)

used in games that

offer

simultaneous

two-player

game play.

Note:

Control

panels are detachable.

The

plugs

fit

intooutletsone

way

only-

not

force

them.

Control Panel

Self-Centering Joystick

Directional

control

for

those games in

which

direction

is a factor. For

specific

use, refer

instruction

manual and screen overlay

for

each game.

Off/On/Volume Control

Turn

clockwise

turn

and increase

volume.

----

Connecting Cord

avoid

permanently

overstretching

the coi!ed cord,

should

not

pulled

out

itsextremelength

for

an extended

period

time.

4 Action Buttons

The

functions

each

button

depend on the

game

cartridge

being used. For

specific

uses,

refer to

instruction

manual and screen overlay

for

each

game.

fl]

I\.

\ll'l

'I.

Ill

U Brightness Control {on back

console)

Turn

clockwise

for

brighter

picture.

Turn

counterclockwise

reduce brightness.

For

maximum

performance,

brightness

should

r.i

i---

adjusted

that

white

dot

does

NOT

appear

center

screen.

THE

CONTROLS

-4-

INSERTING AND REMOVING

GAME

CARTRIDGES

IMPORTANT:

PROLONG

THE

LIFE OF YOUR VECTREX

ARCADE

SYSTEM

AND

PROTECT

THE

ELECTRONIC

COMPONENTS,

THE

CONSOLE

SHOULD

TURNED

OFF

WHEN

INSERT-

ING

ANO

REMOVING

CARTR.IDGES.

TO INSERT CARTRIDGE

• Make

sure

the

console's

power

turned

OFF.

•

Hold

the

cartridge

with

the

label side up.

•

Insert

cartridge

carefully

into

the

slot

on the

right

side

the

console.

•

sure

the

cartridge

firmly

inserted to the

guideline

marked on

the

cartridge.

REMOVE CARTRIDGE

•

Make

sure

the

console's

power

turned

OFF.

•

Pull

the

cartridge

straight

out

the

slot

•

protect

the

electronic

components,

the

cartridge

should

be stored in

the

original

package

other

suitable container.

IMPORTANT:

Unlike

conventional

screen, the screen

built

into

the Vectrex

console

uses an

advanced

display

technology

achieve

brilliantly

clear

images and special visual effects like

rotation

and zooming. Due

this

special

display

technology,

may appear

that

the

images pulse

THIS

SLIGHT

PULSING

NORMAL

AND

DOES

NOT

INDICATE

A PROBLEM

WITH

CONSOLE.

The

screen overlays

that

are provided

with

each

cartridge

have been

specially

virtually

eliminate

the

slight

pulsing.

-5-

INSERTING AND REMOVING SCREEN OVERLAYS

Tabs

INSERT SCREEN OVERLAY

•

Slip

the

bottom

the

screen

overlay

behind

the

two

tabs at

the

bottom

the screen.

•

Push

the

top

the

overlay

down

slightly

using

the

finger

area at the

top

and press against

the

tabs

the

top

until

the

overlay snaps

into

place

under

the

tabs.

REMOVE SCREEN OVERLAY

• Place

your

finger

the

curved area

the

top

the

overlay, press

down

slightly

and

pull

the

overlay

straight

out.

• Store

the

overlay in

the

original

package

other

suitable

container.

STARTING GAME PLAY

•

Make

sure

the

cartridge

and

screen overlay are inserted properly.

NOTE: A cartridge is

not

needed

play

Mine

Storm,

which

the

game

built

into

the

console.

•

Turn

the

OFF/ON/VOLUME

CONTROL

the

position

(clockwise).

You

will

see

the

Vectrex

title

for

a few seconds,

then

the

name

the

game.

•

Adjust

the

volume

control

the

desired

listening

level.

• Refer to the individual game

instructions

for

game play details.

-6-

111.

MAINTENANCE AND SAFETY TIPS

Vectrex Arcade System

will

bring

you

many years

fun

and excitement. In

order

keep

Veci:rex Arcade System in

good

working

condition,

please remember the

following:

•

Proper

ventilation

is very

important

to prevent overheating.

Never

block

the

ventilation

openings

the

back

the

console

any

way.

There

are alsoventilationslots

the

bottom

which

should

not

blocked

placing

the

console

on a bed, sofa, carpet, etc.

• Be careful

not

spiH

liquids

the

console, cartridges

control

panel and never expose the

unit

rain

excessive moisture.

this

happens,

unplug

the

console,

wipe

the

outside

dry,

and

then

let

unit

air

dry

for

at least 48

hours

before using

again.

• Do

not

expose the console,

cartridges

control

panel

excessive

extreme heat. Neverplace

the

unit

near

over a radiator

heat system.

• Never remove the back

cover

the console

drop

push objects

through

the slots in the

back cover.

This

could

expose

you

very

high

voltage.

•

the

console

is damaged,

shock

hazard may exist.

damaged

there is a

distinct

change

performance,

immediately

unplug

the console and have

checked

GCE

Authorized Service

Dealer.

• Care should be taken

not

drop

the console, cartridges

control

panel.

The

console

should

be lifted using

the

convenient handle at the

upper

rear

the

console.

• Always

turn

the

power

OFF when the

unit

not

use and before inserting

removing

car-

tridges.

not

plug

into

power

source

other

than 120

Volt

AC 60 cycles electrical outlet.

• Clean the screen overlays and

the

exterior

the

console

with

a soft,

slightly

dampened cloth.

Before cleaning

the

console, make sure

the

unit

has been

turned

OFF and

the

power

cord

has

been disconnected. Never use a householdcleaner. cleanser

sprayon theoverlays

console.

IV.

AND RADIO INTERFERENCE

The

Vectrex

console's

electronic

circuitry

generates signals

for

its

own

internal use

that

may

cause interference

nearby radio and television receivers.

The

Vectrex console has been

type

tested and is in

compliance

with

FCC Rules Part

Subpart

for

Class B

computing

devices.

However, interference may

occur

in certain installations.

interference does occur,

you

should

try

one

the

following

measures

correct

the

problem:

• Reorient the

radio antenna.

• Move the Vectrex

console

further

from

the TV

radio.

•

Plug

the

Vectrex console

into

different

outlet

than the TV

radio.

• It

your

Vectrex dealer

an experienced

TV/radio

technician

for

additional

suggestions.

booklet

entitled

"How

Identify

and Resolve Radio-TV Interference Problems" is avail-

the U.S. GovernmentPrinting Office, Washington, D.C. 20402, StockNo.004-000-00345-4.

-7-

CIRCUIT

DESCRIPTION

As a general

description,

the

HP3000

self-contained

video

game system

intended

for

home

use.

The

system

includes

its

own

B&W

monitor

screen

and

permanent

magnet

speaker.

Plug-in

ROM

type

cartridges

are available

offering

arcade

type

video

and

sound

game play.

external TV receiver

hookup

is needed

provided

for. A

front

panel

storable

controller

allows

control

over

the

game

via

joystick

and

push

button

action

switches.

For

two

player

operation

second

controller

identical

the

single

player

controller

is available as an accessory

product.

Both

controllers

attach

the

main

game

console

through

nine

wire

coiled

telephone

style

cables.

There

consumer

power

switch/volume

control

on the

front

panel as well as a gamereset

button.

consumer

adjustable

brightness

control

is located on

the

main

console

rear

housing.

For

the

technical

description

which

follows,

the

reader is

encouraged

refer

the

block

diagram

and schematic.

The

HP3000 is a

microprocessor

based,

vector

scan system

using

a standard

black

white

CRT

as its

video

display

device.

The

microprocessor

(MPU) is

the

Motorola

68A09 device.

The

MPU operates at 1.6

MHz

from

a 6

MHz

external Xtal.

internal

divide

circuit

generates

the

MPU 1.6

MHz

"E"

clock

signal used in

the

system.

Program

memory

is stored in

the

x 8

bit

2363

type

ROM.

This

ROM

contains

common

subroutines,

the

"executive"

assembler

instructions

plus

one

complete

game.

Two

1K x 4

bit

2114

type

static RAMS

provide

storage

locations

for

data

indicative

locations

objects,

game

status, and

various

other

information

needed

the

microprocessor

during

game

operation.

Peripheral

Interface

Adaptor

(PIA)

Chip,

has

two

bit

peripheral

ports

which

interfaces

the

MPU

with

peripheral devices and external signals.

One

the PIA

ports

interfaces

the

General

Instrument

AY-3-8912

sound-1.0.

chip

with

the

MPU and also

drives

the

digital

analog

converter

chip

MC1408.

The

other

PIA

port

is used as

control

lines

for

the

sound

chip,

selector

control

for

the

multiplex

chip

and as a means

read the A/O

comparator

that's used in the

joystick

successive

approximation

circuitry.

Sound

either

MPU generated

directly

by use

the

AY-3-8912

sound

chip.

The

AY-3-8912

sound

chip

is a

programmable

sound

generator

containing

tone

generators

and

wave

shaping

circuitry.

This

chip

also has a

single

bit

1.0.

port

used

read

the

status

each

the

handcontrollers

action

switches.

The

standard

TTL

device

types

74LS00 and 74LS32 are used as

control

line

decoders

allow

the

MPU

select

the

appropriate

circuit

element

be addressed at any

particular

time.

The

analog

processing

section

includes

digital

analog

converter

(OAC)

chip

type

MC1408,

dual

channel

multiplexer/demultiplexer

chip

type

CO4052, and dual channel

op-amps

types

LF353 and LF347.

OAC

chip

MC1408 receives an 8

bit

word

data

terminals

00-07.

DAC

output

(pin

4) is

current

source.

One

section

IC LF353 is used

change

this

current

a voltage representative

the

bit

digital

word

received

the

OAC

chip.

The

LF353

voltage

applied

input

the

dual 4

channel

multiplexer

(MUX)

chip

CO4052.

This

same voltage (designated

"OAC"

on the schematic}

the

X-axis

drive

signal.

The

CD4052

MUX

chip

serves

two

purposes: it selectively couples,

under

MPU

control,

the

output

the

DAC

current/voltage

converter

o:,e

4 places and is used

selectively

couple

the'inputs

from

the

joystick

pots

the

voltage

comparator

IC LF353.

-8-

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