Asus L8400 Manuale utente

DISASSEMBLY PROCEDURE

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Chapter

Disassembly Procedure

Please follow the information provided in this section to perform

the complete disassembly procedure of the notebook. Be sure to

use proper tools described before.

SUS L8400 B (ID1) Series Notebook consists of various modules. This

chapter describes the procedures for the complete notebook disassembly.

In addition, in between procedures, the detailed disassembly procedure of

individual modules will be provided for your service needs.

The disassembly procedure consists of the following steps:

•Battery module

•Keyboard, Memory and Function Cap

•CPU Module

•LCD Module

•Palm Rest Module

•HDD Module

•Top Case Module

•Bottom Case Module

•Motherboard Module

•FDD-Module

DISASSEMBLY PROCEDURE

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Battery module

The illustration below shows how to remove the battery module.

1. Turn the notebook over. Unlock and hold the latch (no.1), and firmly slide the

other latch (no.2) to the top and remove the battery.

BATTERY

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Keyboard and Function Cap

The illustration below shows how to remove the keyboard plate and the Function Cap.

Removing Keyboard plate

1. Open the display panel.

2. Push the three latches in (no. 1) with a pair of tweezers or a single-slotted

screwdriver and lift the keyboard plate up.

3. Lay the keyboard down over the TouchPad module. Do not remove the

keyboard yet. The keyboard cable is still attached.

Removing Memory module

The L8400 B (ID1) Series Notebook comes standard with 64MB of RAM onboard.

There is one expansion SODIMM socket for you to upgrade the total memory up to

192MB with a 128MB module

1. If there is an existing memory, remove it by opening the latches (no. 2), which will

pop the module up to a 45°angle, and then pulling out the module in that angle

(no. 3).

Removing Keyboard Cable

2. Use a flexible connector tool to unlock the cable connector on both ends (no. 1).

3. Carefully pull out the keyboard cable (no. 2) with a pair or tweezers.

4. Lock the connector (no. 3) again to avoid possible breakage.

K/B REMOVAL

K/B & F/C

CABLE

REMOVAL

MEMORY

REMOVAL

DISASSEMBLY PROCEDURE

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5. Finally the keyboard plate can be removed from the notebook.

Removing Function Cap

1. Remove 2 screws (no.1, M2*3L(K)B-NI) from the top case.

2. Pull up and remove the Function Cap from the top case (no.2).

1. Unlock

2. Cable out

3. Lock

1. Unlock

3. Lock

FUNCTION

CAP

REMOVAL

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CPU Module

The illustrations below show how to remove the CPU module from the notebook.

Please do not disassemble the module.

Removing CPU

1. Disconnect the CPU fan cable.

2. Remove 4 screws (no.1, M2*3L(K)W-NI).

3. Remove the CPU Thermal Module from motherboard.

4. Remove 2 screws (no.2) to separate the CPU fan from CPU thermal module

There are two types of CPU sockets.

First, the Molex socket.

5. Unlock the CPU socket (no. 1) with a Molex CPU socket tool, i.e., the arrow

points to the straight left.

6. Turn the non-removable screw here 180 degree counter-clockwise to loosen the

CPU.

CPU

REMOVAL

CPU

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Second, the AMP socket.

5. Unlock the CPU socket (no. 1) with a AMP CPU socket tool,

6. Turn the non-removable screw here in counter-clockwise direction until you hear

the click to loosen the CPU.

No.1

No.2

Unl

ock

Unluck the

CPU

Lock the CPU

No.1

No.2

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7. Use the CPU vacuum to “suck up” the CPU and lift the CPU away. (no. 2).

DISASSEMBLY PROCEDURE

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LCD Module

The illustrations below show how to remove and disassemble the LCD module. The

module contains LCD panel, invert, LCD hinge bracket, hinge cover, LCD front cover

and LCD bottom case. Please do not disassemble the individual parts.

Removing LCD Module

1. With the display panel opened at a 45°angle, remove the two hinge covers (one

of each side, no. 1) by sliding them out with a single-slotted screwdriver.

2. Remove 4 screws (no.1, M2.5*8L(B)B-NI) from the hinge feet.

3. Remove 2 screw (no. 1, M2*12L(K)B-NI, no.2, M2*3L(K)W-NI) that secures the

LCD cable to disconnect the LCD cable (no. 3) and the inverter cable (no. 4) from

the motherboard.

LCD

REMOVAL

No.1

No.2

No.3

No.4

DISASSEMBLY PROCEDURE

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4. Lift straight up the LCD panel from the system.

Disassembling LCD Module

1. Remove 3 rubber pads along the lower edge of the LCD module (no. 1) and 3

screws underneath them.

2. Remove 2 rubber pads along the upper edge of the LCD module (no. 2) and 2

screws underneath them.

3. Carefully pry the inside edges of the LCD case open on all four edges (no. 3) with

your fingers. Then, lift it away from the LCD module.

4. Remove 4 screws (no.1, M2.5*6L(B)B-NI).

5. Disconnect the inverter cable (no. 2) and lift the inverter away from the LCD

module (no. 3).

6. Remove 4 screws (no.4, M2*3L(K)W-NI) to separate the LCD panel from the

LCD bottom case

7. Remove the panel from the LCD bottom case and remove 4 screws (no.5,

M2*3L(K) W-NI) on both sides to separate the LCD hinge brackets from the

panel.

LCD DIS-

ASSEMBLY

No.1

DISASSEMBLY PROCEDURE

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