Replacing the microprocessor, Replacing the power supply, Replacing – IBM 2292 User Manual

Page 41: Microprocessor, Power, Supply

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4.

Press

the

buttons

on

the

sides

of

the

computer

and

pivot

the

rear

end

of

the

cover

up

toward

the

front

of

the

computer.

Replacing

the

microprocessor

1.

Shut

down

your

operating

system

and

turn

off

the

computer.

2.

Remove

the

cover.

See

3.

Remove

the

air

baffle

covering

the

microprocessor

on

the

system

board

by

squeezing

the

plastic

tabs

that

secure

the

air

baffle

to

the

chassis.

4.

Loosen

the

two

captured

screws

that

hold

the

fan

sink

in

place

and

pivot

them

off

the

fan

sink

notches.

5.

Gently

twist

the

fan

sink

to

break

the

thermal

grease

seal

and

lift

the

fan

sink

off

the

microprocessor.

Note:

If

the

thermal

grease

seal

cannot

be

broken,

you

can

turn

on

the

computer

for

a

few

mimutes

to

heat

the

microprocessor

and

loosen

the

thermal

grease.

6.

Pull

out

and

lift

up

the

processor

socket

lever

to

its

maximum

vertical

position

to

release

the

microprocessor

module.

7.

Gently

lift

the

microprocessor

off

the

microprocessor

socket.

Notes:

a.

Note

the

position

of

the

beveled

corner

on

the

microprocessor.

When

installing

the

new

microprocessor,

the

beveled

corner

on

the

microprocessor

must

be

properly

oriented

with

the

beveled

corner

in

the

socket.

b.

When

installing

the

new

microprocessor,

make

sure

to

reinstall

the

fan

sink

to

insure

proper

cooling.

8.

Reverse

this

procedure

to

install

the

new

microprocessor.

9.

Go

to

replacement.”

when

the

microprocessor

has

been

installed.

Replacing

the

power

supply

1.

Shut

down

your

operating

system

and

turn

off

the

computer.

2.

Remove

the

cover.

See

3.

Disconnect

all

power

supply

cables

from

the

system

board

and

the

drives.

See

Chapter

6.

Replacing

FRUs

35