Asus Z500a Service Guide
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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.
500A 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
• ODD module
• HDD module
• Memory Module
• Keyboard Module
• CPU Module
• LCD Module
• Top cover Module
• Base cover & Motherboard Module
Z
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Batter y module
The illustration below shows how to remove the battery module.
1. Turn the notebook over. Unlock one latch (no.1) and remove the battery pack
from bottom side (no.2).
Removing ROM driver
1. Unlock ODD button and separate optical device from base unit.
BATTERY
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ROM DRIVER
REMOVAL
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HDD Module
The illustrations below show how to remove the HDD module from the notebook.
Removing HDD Module
1. Release 2 screws (no.1 M2.5x4.0) from bottom of notebook.
2. Pull out the HDD module from front side of notebook. (no.2).
Disassembling HDD Module
1. Remove 2 screws (no.1 M3*0.5 + 3.5I (K) B-NI) on both side of the HDD module.
Please do not touch inside of the HDD module.
The below illustration is HDD tray ASSY.
HDD MODULE
REMOVAL
HDD MODULE
HDD MODULE
DISASSEMBL
Y
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DISASSEMBLY PROCEDURE
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Memor y Module
The illustrations below show how to remove the Memory module from the notebook.
The Z500A Series Notebook comes standard without memory onboard. There are
two expansion SODIMM sockets for you to upgrade the total memory up to 2GB
with two 1024 MB modules.
Removing Memory module
1. Remove two screws (no1; M2.5x4 B) to take off RAM door from bottom side.
2. 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).
MEMORY
REMOVAL
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MEMORY
MODULE
DISASSEMBLY PROCEDURE
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Keyboard Module
The illustration below shows how to remove the K/B cover and keyboard plate.
Removing K/B cover
1. Release two screws (no1,2; M2x4) from K/B cover on left and right side.
2. Press the “Numlk” key to pry the keyboard cover (no.1) open then slide right it
to separate top cover module.
3. Remove 2 screws (no.1; M2.5x8) on the back of Notebook.
K/B COVER
REMOVAL
K/B MODULE
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DISASSEMBLY PROCEDURE
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4. Remove 2 screws (no.1,2; M2.5x4.0) to separate keyboard module.
Removing Keyboard Cable
1. Use a flexible connector tool to unlock the cable connector on both ends (no. 1).
2. Carefully pull out the keyboard cable (no. 2) with a pair or tweezers.
3. Lock the connector (no. 3) again to avoid possible breakage.
4. Finally the keyboard plate can be removed from the notebook.
CABLE
REMOVAL
1 2
1. Unlock
2. Cable out
3.
Loc
k
1. Unlock
3.
Loc
k
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CPU Module
The illustrations below show how to remove the CPU module from the notebook.
The module contains CPU, CPU thermal pad, and CPU thermal module.
Removing CPU
1. Remove 3 screws (no.1~4;M2x9.0 spring screw) to unlock CPU FAN. And
disconnect the CPU FAN cable (no.4).
2. Using one-slot screwdriver to turn right direction to loosen the CPU socket.
3. Use the CPU vacuum to “suck up” the CPU and lift the CPU away.
CPU REMOVAL
CPU
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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, inverter board, LCD hinge bracket, hinge cover, LCD
bezel and LCD cover.
Removing LCD Module
1. Remove totally 4 screws (M2.5x8) then take away 2 wireless antennas on both
sides.
2. Disconnect the LCD cable (no. 2) from the motherboard.
3. Lift straight up the LCD module to separate from the system.
LCD
LCD REMOVAL
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Disassembling LCD Module
1. Remove 4 rubber pads & screws from the LCD module (no1; M2.5x4.0).
2. Carefully pry the inside edges of the LCD case open on all four edges with your
fingers. Then, lift the LCD bezel away from the LCD module.
3. Remove 8 screws (no.1; M2x3.0) to separate the LCD both side Hinge from LCD
panel and 6 screws (no2; M2.5x4.0;) on both side hinges then take hinges away
from LCD module.
4. Disconnect the inverter cable (no. 3) and lift the inverter BD. away from the LCD
module. Finally, remove the panel from the LCD cover.
LCD
DIS-ASSEMBL
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Top cover Module
The illustrations below show how to disassemble and remove the top cover module of
the notebook. The module contains the top cover itself and touch pad module.
Removing Top cover Module
1. Remove 7 screws (no.1; M2.5x6.0) on front bottom side of notebook.
2. Remove 2 screws (no.2; M2.5x6.0) on right side of notebook
3. Remove 6 screws (no.3; M2.5x6.0) on rear bottom side of notebook.
4. Remove 2 screws (no.4; M2.5x6.0) on middle of back notebook.
5. Remove 1 screw (no.5; M2.5x4.0) on battery bay.
6. Remove 2 screws (no.1;M2.5x4) from rear side of notebook.
TOP COVER
ASSY.
TOP CASE
MODULE
REMOVE
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