Texas Instruments 990A13 Manuel utilisateur

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MODEL

990A13

CHASSIS

_

GENERAL

DESCRIPTION

MODEL

990A

13

CHASSIS

MAINTENANCE

MANUAL,

GENERAL

DESCRIPTION

LIST

OF

EFFECTIVE

PAGES

Insert

latest

changed

pages

and

discard

superseded

pages.

Note:

The

changes

in

the

text

are

indicated

by

a

change

number

at

the

bot-

tom

of

the

page

and

a

vertical

bar

in

the

outer

margin

of

the

changed

pages,

with

the

following

exceptions:

m=

A

change

number

at

the

bottom

of

the

page

but

no

change

bar

indicates

either

a

deletion

or

a

page

layout

change.

m

An

entire

section

with

no

change

bars

but

with

change

numbers

at

the

bottom

of

each

page

is

an

entirely

new

section.

Model

990A13

Chassis

Maintenance

Manual,

General

Description

(2308774-9701)

Original

Issue

...........

cee

eee

ec ee

eee

ee

eee

enna

August

1982

Change

1...

ccc

cece

cece

cece

ee

nee

eee

e

nee

neens

February

1985.

©

1982,

1985,

Texas

Instruments

Incorporated.

All

Rights

Reserved.

No

part

of

this

publication

may

be

reproduced,

stored

in

a

retrieval

system,

or

transmitted,

in

any

form

or

by

any

means,

electronic,

mechanical,

photo-

copying,

recording,

or

otherwise,

without

the

prior

written

permission

of

Texas

Instruments.

The

manual

consists

of

the

most

recent

full

revision

(indicated

as

0)

and

the

following

changed

pages

since

the

last

revision.

The

total

pages

and

change

numbers

in

this

publication

are

as

follows:

Page

Change

No.

Page

Change

No.

Page

Change

No.

Cover

.....

cece

e

ween

eee

1

2-30

-

2-31

........006.

1

A-1

-

A-3

........0000.

0

Inside

Cover............

1

2-32

et

et

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An]

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ccc

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nes

1

Title

Page

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

1

2-33

—

2-38

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1

A-5

—-

A-6

wo.

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Effective

Pages

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7)

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Index-1

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3-1

—

3-8

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Customer

Response

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Vivssccvcvevvecveececee

1

MeL

icc

c

ccc

cece ween

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0

Business

Reply

..........

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Vi-vili

ow

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0

Bnd

ccc

cee

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Questionnaire

...........

1

1-1

-—

1-4

wo...

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4-3

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4-9...

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Business

Reply

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—-

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YS

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Cover

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4-11

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4-18

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Cover

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1

Important

Safety

Instructions

Before

using

your

990A13,

please

read

and

comply

with

the

following

instructions:

1

2.

.

Read

all

of

these

instructions.

Save

these

instructions

for

later

use.

.

Follow

all

warnings

and

instructions

marked

on

the

product.

.

There

are

not

user

serviceable,

installable,

or

replaceable

parts

inside

the

Model

990A13

chas-

sis.

The

Model

990A13

chassis

enclosure

contains

hazardous

live

electrical

parts

involving

risk

of

an

energy

hazard-high

current

levels,

and

risk

of

fire.

Repairs

to

the

chassis

should

be

done

by

trained

service

personnel.

.

The

card

cage

area

of

the

990A13

chassis

contains

hazardous

live

electrical

components

involv-

ing

risk

of

electrical

shock

and

energy

hazard-high

current

levels.

This

manual

contains

informa-

tion

and

procedures

for

use

by

system

designers,

maintenance

personnel,

and

trained

system

maintenance

operators.

These

procedures

assume

these

personnel

are

familiar

with

electrical

hazards,

and

have

a

knowledge

of

basic

hand

tools

and

cabling

techniques.

A

detailed

knowl-

edge

of

computer

hardware

or

software

is

not

required.

.

On

models

with

standby

power:

a.

Replace

battery

with

same

type

as

originally

supplied.

Use

of

another

battery

may

present

a

risk

of

fire

or

explosion.

b.

Battery

may

explode

if

mistreated.

Do

not

disassemble

or

dispose

of

in

fire.

Keep

away

from

children

and

dispose

of

used

battery

properly.

.

Power

requirements:

a.

Check

the

label

on

the

product

and

ensure

that

the

available

power

source

meets

the

requirements

of

the

unit.

b.

To

maintain

the

safety

of

the

machine

use

only

power

cord

sets

approved

by

the

national

test

house

for

the

power

source

requirements

of

the

product.

c.

This

product

is

a

safety

IEC

Class

|

machine.

d.

This

machine

is

not

designed

for

connection

to

an

IEC

“I.T.”

power

system.

.

This

product

is

designed

for

data

processing

use.

.

When

connecting

or

disconnecting

cables

to

the

machine,

ensure

that

the

power

switch

is

in

the

OFF

(O)

position.

Disconnect

the

power

cord

set

last.

10.

It

is

expected

that

reasonable

care

will

be

exercised

in

the

final

installation

and

operation

of

this

11.

machine.

The

manufacturer

dose

not

assume

any

liability

for

the

improper

installation,

applica-

tion,

or

use

of

this

machine.

Installation/application

requirements:

a.

Ensure

the

power

on/off

(I/O)

switch

easily

accessible

in

the

final

design.

b.

Cables

used

to

interconnect

the

chassis

and

its

printed

wiring

boards

should

be

equivalent

or

better

grade

than

those

supplied

by

Texas

Instruments.

c.

Unjacketed

(single

insulated)

cables

must

not

be

used

for

external

interconnections.

d.

All

cables

not

supplied

by

Texas

Instruments,

should

be

verified

to

comply

with

existing

electrical

and

fire

safety

codes

and

standards.

e.

Final

system

configuration

should

be

verified

to

comply

with

applicable

EM!

emissions

standards.

f.

Final

system

configuration

should

be

verified

to

comply

with

applicable

product

safety

standards.

Preface

Model

990A13

Chassis

Maintenance

Manual,

General

Description

provides

an

introduction

to

the

Model

990A13

Chassis,

T!

part

number

2309019.

Installation

instructions

and basic

operating

instructions

are

included.

This

manual

is

specifically

limited

to

chassis

information

and

does

not

describe

the

many

Texas

Instruments

990-family

computers

and

computing

systems

that

include

the

990A13

chassis.

This

manual

serves

as

an

independent

document

and

as

an

introduction

to

the

990A13

field

and

depot

maintenance

manuals.

Information

in

this

manual

is

divided

into

four

sections

and

one

appendix:

Section

1

Introduction

—

Features,

specifications,

configurations

and

physical

description.

2

Installation

—

Site

requirements,

unpacking,

installation,

cabling,

and

initial

power-up

procedures.

3

Operation

—

Use

of

the

operator

controls

and

indicator

lights.

Preventive

maintenance

procedures.

4

Nonstandard

and

OEM

Installation

Data

—

Technical

data

for

installations

not

part

of

a

standard

Texas

Instruments

system,

or

those

including

customer-designed

devices.

Appendix

A

Standby

Power

Supply

Installation

—

Installation

procedure

for

the

optional

standby

power

supply.

The

following

manuals

also

describe

the

Model

990A13

Chassis:

Title

Model

990A13

Chassis

Maintenance

Manual,

Field

Theory

and

Maintenance

(available

as

part

of

manual

kit

2308772-1)

Model

990A13

Chassis

Maintenance

Manual,

Depot

Theory

and

Maintenance

(available

as

part

of

manual

kit

23087

72-2)

990

CRU/TILINE

Expansion

Maintenance

Manual,

General

Description

2308774-9701

Change

1

Part

Number

2308775-9701

23087

76-9701

2272075-9701

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Paragraph

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DMN

NNAMRNNNNNNPNNNNNNN

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ND

ND

PY

hWNNDNDA

-

-

-

awh,

—

©

2308774-9701

Contents

Title

Page

1

—

Introduction

at

=Y=

10

|

6

~~

1-1

Chassis

Configurations

.......

cc

ccc

ee

ee ee ee

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te

eee eee

teen

ee

ee

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1-3

High

and

Low

Voltage

InputS

..........

cee

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eee

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eens

1-3

Standby

Power

Supply

.........

cece

eee

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ee

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tenn

eans

1-3

Computer

and

Expansion

Chassis

.......

0...

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ete

teen

nea

1-3

Chassis

Specifications

..

0.0...

cc

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1-4

Physical

D@SCIrIPtION

2.0...

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1-6

T=)

=)

|

2-1

Site

REQUIFEMEMNES

.......

cece

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teeta

2-1

Electrical

Power

Connectors

and

Cord

SetS

.........

cece

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tenes

2-1

Electrical

Power

Distribution

and

Grounding

........

0...

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eens

2-2

Environmental

RequireMentS

........

ccc

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teens

2-2

Space

RequireMents

...

1...

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2-5

UNPaCkiNg

..

1...

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tee

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2-6

Standby

Power

Supply

Installation

2.0...

0.0...

cece

ee

teen

e

te

eee

neees

2-9

Chassis

Installation

in

an

EIA

Cabinet

.........

0...

cc

cece

et

eee

eee

e

een

eee

2-10

Installing

the

Air

Filter

and

Front

Trim

Panels

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

cece

ee

cee

ee

eee

2-15

Chassis

Slot

Selection

and

Preparation

..........

ccc

eee

ec

eet

ee

eee

eee

nes

2-17

Installing

a

Center

Card

Guide

......

ccc

cc

cere

teen

teenies

2-17

Installing

the

Interrupt

Board

................6.

Se

ee

2-20

TILINE

Access-Granted

JUMPErs

.......

cc

ee

ee

eee

ee

ee

eee

2-22

Logic

Board

Installation

and

Cabling

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

ere

2-24

Shielded

Logic

Boards

......

ce

ee

ee

eet

eee eee

eens

2-24

Installing

Shielded

Boards

........

cece

eee

eee

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eens

2-26

EMI

Suppression

with

Shielded

Boards

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

cc

eect

eee

tee

eee

2-28

Cabling

Shielded

Boards

..........

cee

eee

eee

eee

eee

ene

2-30

Conventional

Logic

Boards

...

0...

ccc

eee

eee

ee

ee

eee

teen

ees

2-31

Installing

Conventional

Boards

.......

cc

eee

eee

eee

2-32

Cabling

Conventional

Boards

........

0...

cece

ee

ee

ee

ene

eens

2-33

Connecting

the

Control

and

Display

Pane!

(Computer

Chassis)

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

2-34

Connecting

the

Display

Panel

(Expansion

Chassis)

..........

cece

eee

eee

eee

2-35

Line

Power

Connection

....

0...

ee

ee

ee

eee

eee

ee

eee

eens

2-36

Initial

Power

UD

oo.

e

eEEeeEeeeeeS

2-36

Verification

Of

Operation

..

0...

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ee

2-36

Change

1

ix

Contents

Paragraph

Title

3

—

Operation

4

—

Nonstandard

and

OEM

Installation

Data

4.1

INTTOGUCRION

2...

cc

ce tee

eee

et

eee

teen

ete

ee

eee

eeaes

4.2

Communications

Register

Unit

.......

0...

cc

cee

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tenes

4.2.1

CRU

AdGresSiNg

....

ccc

ee

cc

eee

eee eee

et

eee

e

anaes

4.2.2

CRU

Expansion

..

0...

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ce

ce

ee

te

eee

e

eee

eee

te

eeees

4.3

|

|

a

4.3.1

TILINE

Access-Granted

Jumpers

........

0.

ccc

cc ee ee

eee

teens

4.3.2

TILINE

Expansion

........

ccc

cc

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cette

ee

eee

tet

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enes

4.4

Tah

<=)

aa

0)

©)

(-

4.4.1

Standard

Interrupt

AssignmentS

.......

0...

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4.4.2

Programmable

Interrupt

Kit

.......

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4.4.2.1

Interrupt

Planning

........

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4.4.2.2

Interrupt

WITINQG

2...

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4.5

Chassis

Power

Planning

.......

ccc

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Appendixes

Appendix

Title

A

Standby

Power

Supply

Installation

........

0.

cece

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weer

ewes

index

3.1

INtTFTOGUCTION

2...

eee

ec

ee

tee

ee

ee ee

eee

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eee

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3.2

Power-Up/Power-Down

ProcedureS

........

cc

cece

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ee

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3.2.1

Power-Up

Procedure

.....

cece

ce

te

eee

ee

eee

eee

as

3.2.2

Power-Down

Procedure

......

ce

ccc

eee

te

eee

tenes

3.3

Standby

Power

Control

.........

0c

cee

ee

ecw

ee

ee

eee

eee

eens

3.4

Control

and

Display

Panel

Operation

...........

0...

cece

eee

ees

3.5

Operator

Preventive

Maintenance

..........

ccc

cece

eee

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teens

3.5.1

Cleaning

the

ChassiS

..........

cece

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eet

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nee

3.5.2

Vacuuming

the

Air

Filter...

1...

ee

ee

ee

ete

eee

3.5.3

Replacing

the

Air

Filter

2.0...

cc

eee

ee

ete

eee

ee

eee

Page

246267-9701