Lenovo 8177 ユーザーズマニュアル

11.

   

Lower

 

the

 

handle

 

until

 

it

 

is

 

fully

 

in

 

the

 

down

 

position

 

and

 

locked

 

into

 

the

 

socket.

 

This

 

secures

 

the

 

microprocessor

 

in

 

the

 

socket.

 

12.

   

Remove

 

the

 

cleaning

 

pad

 

from

 

its

 

package

 

and

 

use

 

the

 

cleaning

 

pad

 

to

 

wipe

 

the

 

thermal

 

grease

 

from

 

the

 

bottom

 

of

 

the

 

heat

 

sink.

 

  

a.

   

The

 

cleaning

 

pad

 

and

 

thermal

 

grease

 

are

 

separate

 

FRUs

 

and

 

are

 

not

 

included

 

with

 

the

 

system

 

board

 

or

 

microprocessor

 

FRUs.

 

These

 

must

 

be

 

ordered

 

separately

 

and

 

shipped

 

along

 

with

 

the

 

FRUs

 

being

 

replaced.

 

b.

   

Be

 

sure

 

that

 

all

 

of

 

the

 

thermal

 

grease

 

is

 

removed.

  

0.01ML

 

is

 

one

 

tick

 

mark

 

on

 

the

 

syringe.

 

If

 

the

 

grease

 

is

 

properly

 

applied,

 

approximately

 

half

 

(0.22ML)

 

of

 

the

 

grease

 

will

 

remain

 

in

 

the

 

syringe.

 

13.

   

Use

 

the

 

thermal

 

grease

 

syringe

 

to

 

place

 

16

 

uniformly

 

spaced

 

dots

 

of

 

0.01ML

 

each

 

on

 

the

 

top

 

of

 

the

 

microprocessor.

 

  

 

Microprocessor

0.01 mL of
thermal grease

  

  

14.

   

Place

 

the

 

fan

 

and

 

heat

 

sink

 

into

 

position

 

on

 

the

 

microprocessor.

 

15.

   

When

 

tightening

 

the

 

screws

 

that

 

clamp

 

the

 

heat

 

sink,

 

do

 

not

 

overtighten.

 

Tighten

 

the

 

clamp

 

screws

 

evenly

 

by

 

tightening

 

one

 

side

 

some

 

and

 

then

 

the

 

other

 

until

 

they

 

are

 

both

 

snug.

 

16.

   

Reconnect

 

the

 

fan

 

to

 

the

 

system

 

board

 

connector.

 

17.

   

Replace

 

any

 

air

 

baffles

 

or

 

ducts

 

that

 

were

 

removed.

 

18.

   

Go

 

to

 

 

 

 

 

1.

   

Remove

 

the

 

cover.

 

See

 

2.

   

Pivot

 

the

 

drive-bay

 

latch

 

handle

 

toward

 

the

 

front

 

of

 

the

 

computer

 

and

 

then

 

pivot

 

the

 

appropriate

 

drive-bay

 

cage

 

upward,

 

as

 

shown,

 

until

 

latched

 

in

 

the

 

upright

 

position.

 

  

a.

   

Both

 

drive-bay

 

cages

 

pivot

 

in

 

the

 

same

 

manner.

 

b.

   

You

 

can

 

lift

 

the

 

drive-bay

 

cages

 

out

 

of

 

the

 

chassis

 

to

 

make

 

it

 

easier

 

to

 

remove

 

and

 

install

 

the

 

drives.

 

c.

   

Take

 

note

 

of

 

the

 

location

 

of

 

any

 

cables

 

you

 

disconnect.

 

You

 

might

 

have

 

to

 

disconnect

 

cables

 

to

 

other

 

drives

 

to

 

gain

 

access

 

to

 

the

 

drive

 

you

 

are

 

removing.

 

 

Hardware

 

Maintenance

 

Manual