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1820TP
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Chapter 3
59
7.
Pry the upper and lower covers apart at the location shown.
8.
Pry the front side open.
9.
Pry the left side open.
Contents
Main
Page
Copyright
Disclaimer
Conventions
Preface
Page
System Specifications 1
System Utilities 23
Machine Disassembly and Replacement 39
Page
Page
Page
System Specifications
Chapter 1
Features
Privacy control
Dimensions and Weight
Power subsystem
Special keys and controls
I/O interface
Page
Your Notebook Tour
Front View
p
Closed Front View
Left View
Right View
12 3456
Base View
Rear View
Indicators
TouchPad Basics
Using the Keyboard
Lock Keys and embedded numeric keypad
Windows Keys
Hot Keys
Special Keys
Hardware Specifications and Configurations
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System Utilities
Chapter 2
BIOS Setup Utility
Navigating the BIOS Utility
Information
Main
Security
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Boot
Exit
BIOS Flash Utility
DOS Flash Utility
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Remove HDD/BIOS Password Utilities
Page
Miscellaneous Utilities
Using Boot Sequence Selector
Using DMITools
Example 1: Read DMI Information from Memory
Example 2: Write Product Name to EEPROM
Using the LAN MAC Utility
Page
Machine Disassembly and Replacement
Chapter 3
Disassembly Requirements
Related Information
General Information
Disassembly Process
External Module Disassembly Process
External Modules Disassembly Flowchart
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Chapter 3 51
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
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LCD Module Disassembly Process
LCD Module Disassembly Flowchart
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Troubleshooting
Chapter 4
Common Problems
Power On Issue
Computer Shuts down Intermittently
No Display Issue
No POST or Video
Abnormal Video Display
Random Loss of BIOS Settings
Chapter 4 147
6. If the Issue is still not resolved, see Online Support Information on page 165.
LCD Failure
Built-In Keyboard Failure
Chapter 4 149
TouchPad Failure
Internal Speaker Failure
Sound Problems
Internal Microphone Failure
Microphone Problems
HDD Not Operating Correctly
USB Failure (Right up/down side)
Other Failures
Intermittent Problems
Undetermined Problems
Post Codes
Sec:
156 Chapter 4
Chapter 4 157
BDS & Specific action:
158 Chapter 4
Each PEIM entry point used in 80_PORT
Chapter 4 159
Each Driver entry point used in 80_PORT
160 Chapter 4
Chapter 4 161
162 Chapter 4
Chapter 4 163
Each SmmDriver entry point used in 80_PORT
164 Chapter 4
Jumper and Connector Locations
Chapter 5
Mainboard Top View
Mainboard Bottom View
Clearing Password Check and BIOS Recovery
Mainboard CMOS Discharge
BIOS Recovery by Crisis Disk
BIOS Recovery Boot Block
BIOS Recovery Hotkey
Steps for BIOS Recovery from USB Storage
FRU (Field Replaceable Unit) List
Chapter 6
Exploded Diagram
Page
Fru List
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Model Definition and Configuration
Appendix A
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Test Compatible Components
Appendix B
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194 Appendix B
MS Compatibility Test Report
Appendix B 195
196 Appendix B
Appendix B 197
198 Appendix B
Online Support Information
Appendix C
Page
Index
A
B
C
D
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