C h a p t e r 4
C h a p t e r 4
Disassembly and Unit Replacement
Disassembly and Unit Replacement
4-1
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:
•
Wrist grounding strap and conductive mat for preventing electrostatic discharge
•
Flat-bladed screwdriver
•
Phillips screwdriver
•
Hexagonal screwdriver
•
Tweezers
•
Plastic stick
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.
4.1 General Information
4.1.1 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.
Press the battery compartment cover release button
and slide out the cover.
4.
Pull out the battery pack using the pull loop at the end.
Summary of Contents for 390 Series
Page 15: ...System Introduction 1 3 Figure 1 2 PCB No 96183 1A Mainboard Layout Bottom ...
Page 96: ...2 50 Service Guide 2 3 3 Pin Configuration Figure 2 4 FDC37C67 TQFP Pin Diagram ...
Page 97: ...Major Chips Description 2 51 Figure 2 5 FDC37C67 QFP Pin Diagram ...
Page 102: ...2 56 Service Guide 2 3 6 Block Diagram Figure 2 6 FDC37C67 Block Diagram ...
Page 126: ...2 80 Service Guide 2 5 4 1 Functional Block Diagram Figure 2 10 M38813 Block Diagram ...
Page 128: ...2 82 Service Guide 2 6 2 Pin Diagram Figure 2 11 YMF715 Block Diagram ...
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