AT&T PC 6300 - Installing 8087 Numeric Data Processor

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INSTALLATIONS

Installing

8087

Numeric

Data

Processor

Medium-sized

standard

screwdriver

8087

NDP.

To

install

the

8087

Numeric

Data

Processor,

proceed

as

follows:

1.

Turn

the

System

Module

and

all

external

devices

OFF.

2.

Unplug

the

Module's

power

cable

from

the

ac

wall

outlet.

3.

Disconnect

all

cables

(Display,

Keyboard,

Printer,

etc.)

from

the

rear

panel

of

the

System

Module.

3-36

n

n

The

8087

Numeric

Data

Processor

(NDP)

is

a

fast

arithmetic

I

i

processor

that

serves

as

a

co-processor

to

the

8086

CPU.

The

8087

NDP

is

installed

into

a

socket

on

the

Motherboard

next

to

the

m

8086.

The

materials

required

for

installing

the

8087

NDP

are:

j

n

Caution:

To

prevent

any

damages

to

the

system

circuitry

by

static

electricity,

be

sure

to

touch

the

metal

chassis

of

the

system

just

before

you

handle

fl

any

IC

chips

or

system

boards.

-

'

n

n

n

n

n

n

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