AT&T PC 6300 - Page 214

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DIAGNOSTICS

-0

0

The

highest

level

of

diagnostic

testing

is

the

System

Test

Diagnostics.

The

System

Test

Diagnostics

are

also

stored

on

a

diagnostic

diskette.

The

purpose

of

the

System

Test

Diagnostics

is

H

to

provide

service

personnel

with

a

flexible

means

of

testing

—

failing/marginal

modules

and

to

verify

that

repaired

modules

are

operating

correctly.

n

Note:

The

Menus

driven

by

the

diagnostics

will

use

the

term

Main

Board

instead

of

Motherboard.

4-6

Although

all

versions

of

the

System

and

Customer

Test

work

with

j

all

versions

of

the

ROM

BIOS

and

MS-DOS,

the

following

1

recommendations

are

made:

fl'

1.

When

testing

a

machine

with

ROM

BIOS

1.21

(and

earlier),

and

MS-DOS

2.11

use

System

and

Customer

Test

versions

2.05

and

(earlier).

^

2.

When

testing

a

machine

with

ROM

BIOS

1.43

(and

later),

use

System

and

Customer

Test

versions

3.18

(and

later).

3.

When

testing

a

machine

with

a

WD

(Western

Digital)

HDU

Controller,

use

System

and

Customer

Test

versions

3.18

(and

I

j

later).

—

4.

Use

all

System

(Overlay

Versions)

Tests

with

MS-DOS

2.11

on

P

a

128-K

machine.

0

-0

n

n

n

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User Guide456 pages

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