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This chapter contains step-by-step procedures on how to disassemble the notebook computer for
maintenance and troubleshooting.
To disassemble the computer, you need the following tools:
TWrist grounding strap and conductive mat for preventing electrostatic discharge
TSmall Philips screw driver
TPlastic flat head screw driver
TTw e e z e r s
NOTE: The screws for the different components vary in size. During the disassembly process, group the
screws with the corresponding components to avoid mismatch when putting back the components.
When you remove the stripe cover, please be careful not to scrape the cover.
Machine Disassembly and Replacement
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Before You Begin
Before proceeding with the disassembly procedure, make sure that you do the following:
1.Turn off the power to the system and all peripherals.
2.Unplug the AC adapter and all power and signal cables from the system.
3.Remove the battery pack.
NOTE: There are several types of screws used to secure bottom case and upper case assembly. The screws
vary in length. Please refer the picture below, group the same type of screws together during service
disassembling. Please also remember the screw location for each screw type. If you fasten the screw to
the wrong location, the screw may be too long to damage the main board.
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Disassembly Procedure Flowchart
The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence
and instructs you on the components that need to be removed during servicing. For example, if you want to
remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in
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A SCREW M2.5*3.5-I(NI)(NYLOK) 86.AAV7.001
B SCWER M2.5*3.0I(BNI)(NYLOK)EP 86.T25V7.012
C SCREW M2.0*5.0 I-(BNI)(NYLOK) 86.T23V7.015
D SCREW M2.5-0.45*3.5-F(ANTI-LOOSE) 86.AA7V7.002
E SCREW M2.0*3.0-I-NI-NYLOK TBD
F SCREW M2.5*4-I(BNI) 86.T23V7.019
G SCREW M2.5*6-I(BNI)(NYLOK) 86.A08V7.004
H SCREW M2.5*6.0-P(NI)(NYLOK) 86.AA7V7.003
I SCREW M1.7*3.0-I(BK) 86.T50V7.001
J SCREW M2.5*5.0-I(NI)(NYLOK) 86.T23V7.010
K SCREW M2.0*5-I(NI)(NYLOK) 86.T23V7.006
L SCREW M3*0.5+3.5I TBD
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Removing the Adapter and Battery Pack
1.Unplug the adapter.
2.Release the battery lock.
3.Slide the battery latch.
4.Remove the battery pack.