Lenovo Netvista A20i Hardware Maintenance Manual (HMM) for Aptiva and NetVista - Page 3

Contents, Notices, General Information, Check Procedures, Diagnostic Aids, Repair Information

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Contents Notices...5 Voltage Supply Switch Settings ...5 Safety Information ...6 Laser Compliance Statement ...30 Trademarks ...31 Preface ...32 General Information...33 Introduction...34 Product Overview...35 Hardware Interfaces...38 Flash (BIOS) Update Procedure...40 BIOS-contained Model Number and Serial Number 41 BIOS Setup Utility...42 Working with the Setup Menus...42 Start Options ...45 Advanced Setup...47 Power Management Setup ...47 Set Administrator Password ...48 Set Password...48 Specifications ...49 Operating Requirements...50 Special Tools ...51 Check Procedures...53 Introduction...54 Start ...55 Index of Symptoms, Messages, Error Codes, or Beeps 60 Troubleshooting...70 Factory-Installed Storage Devices ...71 Factory-Installed Modem Card ...73 Audio (Not Supported by Diagnostics Program 75 CD-ROM Drive...76 Memory ...78 Keyboard...78 Mouse...79 Power Supply...81 Monitor ...83 Undetermined Problems...84 Diagnostic Aids ...85 Introduction...86 Power-On Self Test...87 Diagnostics Tools ...88 Using Diagnostics Program from Recovery CD 88 Diagnostics Program Features...89 Repair Information ...91 Removals and Replacements of machine type 2275 92 Identifying the Parts of the System Unit...93 Top Cover...95 Adapter Cards...96 Diskette Drive...98 CD-ROM Drive...99 Hard Disk Drive ...100 System Board...101 Power Supply...102 Removals and Replacements of machine type 2255 104 3

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3
Contents
Notices
.............................................................................................................................................................
5
Voltage Supply Switch Settings
.......................................................................................................................
5
Safety Information
............................................................................................................................................
6
Laser Compliance Statement
..........................................................................................................................
30
Trademarks
......................................................................................................................................................
31
Preface
.............................................................................................................................................................
32
General Information
.......................................................................................................................................
33
Introduction
.......................................................................................................................................................
34
Product Overview
.............................................................................................................................................
35
Hardware Interfaces
.........................................................................................................................................
38
Flash (BIOS) Update Procedure
......................................................................................................................
40
BIOS-contained Model Number and Serial Number
.......................................................................................
41
BIOS Setup Utility
.............................................................................................................................................
42
Working with the Setup Menus
.................................................................................................................
42
Start Options
.............................................................................................................................................
45
Advanced Setup
........................................................................................................................................
47
Power Management Setup
.......................................................................................................................
47
Set Administrator Password
.....................................................................................................................
48
Set Password
............................................................................................................................................
48
Specifications
...................................................................................................................................................
49
Operating Requirements
..................................................................................................................................
50
Special Tools
....................................................................................................................................................
51
Check Procedures
..........................................................................................................................................
53
Introduction
.......................................................................................................................................................
54
Start
..................................................................................................................................................................
55
Index of Symptoms, Messages, Error Codes, or Beeps
.................................................................................
60
Troubleshooting
................................................................................................................................................
70
Factory-Installed Storage Devices
...........................................................................................................
71
Factory-Installed Modem Card
.................................................................................................................
73
Audio (Not Supported by Diagnostics Program)
......................................................................................
75
CD-ROM Drive
..........................................................................................................................................
76
Memory
.....................................................................................................................................................
78
Keyboard
...................................................................................................................................................
78
Mouse
........................................................................................................................................................
79
Power Supply
............................................................................................................................................
81
Monitor
......................................................................................................................................................
83
Undetermined Problems
...........................................................................................................................
84
Diagnostic Aids
..............................................................................................................................................
85
Introduction
.......................................................................................................................................................
86
Power-On Self Test
..........................................................................................................................................
87
Diagnostics Tools
.............................................................................................................................................
88
Using Diagnostics Program from Recovery CD
......................................................................................
88
Diagnostics Program Features
.................................................................................................................
89
Repair Information
.........................................................................................................................................
91
Removals and Replacements of machine type 2275
.....................................................................................
92
Identifying the Parts of the System Unit
...........................................................................................................
93
Top Cover
.........................................................................................................................................................
95
Adapter Cards
...........................................................................................................................................
96
Diskette Drive
............................................................................................................................................
98
CD-ROM Drive
..........................................................................................................................................
99
Hard Disk Drive
................................................................................................................................................
100
System Board
...................................................................................................................................................
101
Power Supply
...........................................................................................................................................
102
Removals and Replacements of machine type 2255
.....................................................................................
104