IBM S09N-8590-00 manual FRU Removals and Replacements, FRU Service Procedures

FRU Removals and Replacements

This section contains information about removals and replacements.

ŸDo not damage any parts. Only certified and trained

personnel should service the computer.

Ÿ The	arrows	in	this section	show	the	direction of	move-
ment	to remove a FRU, or			to turn a screw to release
the	FRU.	The	arrows are	marked	in	numeric order,	in

square callouts, to show the correct sequence of removal.

ŸWhen other FRUs must be removed before the failing FRU is removed, they are listed at the top of the page.

Ÿ To	replace	a	FRU,	reverse the	removal procedure
and	follow	any	notes	that pertain	to replacement.

ŸWhen replacing a FRU, use the correct screw size, as shown in the procedures.

Safety

Notice

1:

Before the computer is powered on

after

FRU

replace-

ment,

make

sure all

screws,

springs,

or

other small parts,

are

in

place

and

are not left loose inside the computer.

Verify

this

by

shaking

the

computer

and listening for rat-

tling sounds. Metallic parts or metal flakes can cause an

electrical

short

circuit.

Safety

Notice

4:

The

battery

can

cause a fire, explosion, or severe burn. Do

not

recharge

it,

remove

its

polarized

connector,

disas-

semble

it,

heat

it

above 100°C (212

°F),

incinerate it, or

expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect

battery can result in ignition					or	explosion		of	the		battery.
Safety Notice		8:
Before removing			any FRU, power-off			the	computer,			unplug
all	power	cords	from	electrical	outlets,		remove		the		battery
ASM,	and then disconnect any interconnecting							cables.
An	electrostatic		discharge (ESD)		strap (P/N			6405959)		must
be	used	to establish		personal	grounding.

FRU Service Procedures

Review the following procedures before replacing any FRU.

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