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54
Chapter 3
General Information
Pre-disassembly Instructions
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.
Place the system on a flat, stable surface.
4.
Remove the battery pack.
Disassembly Process
The disassembly process is divided into the following stages:
•
External module disassembly
•
Main unit disassembly
•
LCD module disassembly
The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence.
Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you
want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly
frame in that order.
Main Screw List
Item
Screw
Color
Part No.
A
M2 x L3
Black
86.00D29.620
B
M2 x L4
Black
86.00D68.620
C
M3 x L4
Silver
86.9A524.4R0
D
M2 x L5
Black
86.00E32.725
E
M2.5 x L5
Black
86.00F87.735
F
M2 x L4
Black
86.00F24.724
G
M2 x L3
Silver
86.9A552.3R0
H
M2.5 x L8
Black
86.00E34.738
I
M2.5 x L4
Silver
86.00E41.134
Содержание Aspire 2420
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 48: ...38 Chapter 1 ...
Страница 62: ...52 Chapter 2 K Reboot system and key in N9H7W7I 9HNXDDI BCIKFVX TPFIK1K or Q918H7I to HDD user password ...
Страница 106: ...96 Chapter 3 ...
Страница 120: ...110 Chapter 4 F5h Boot to Mini DOS F6h Clear Huge Segment F7h Boot to Full DOS Code Beeps ...
Страница 127: ...Chapter 5 117 Top View Jumper and Connector Locations Chapter 5 ...
Страница 128: ...118 Chapter 5 Bottom View ...
Страница 162: ...Appendix A 152 ...
Страница 166: ...156 Appendix B ...
Страница 168: ...158 Appendix C ...