Lenovo ThinkPad L412 Manuals

Lenovo ThinkPad L412 Personal Systems Reference (531 pages)

Notebooks

Brand: Lenovo | Category: Laptop | Size: 22.03 MB

Lenovo ThinkPad L412 Hardware Maintenance Manual (284 pages)

Brand: Lenovo | Category: Laptop | Size: 13.6 MB

Table of Contents
5
About this Manual

7
Chapter 1. Safety Information

9
Chapter 2. Important Service Information

33
- Strategy for Replacing Frus
  33
- Strategy for Replacing Frus for CTO, CMV, and GAV
  34
  - Product Definition
    34
  - FRU Identification for CTO, CMV, and GAV Products
    35
Chapter 3. General Checkout

37
- What to Do First
  37
- Checkout Guide
  38
- Power System Checkout
  42
Chapter 4. Related Service Information

47
- Restoring the Factory Contents by Using Recovery Disc Set
  47
- Passwords
  48
  - Power-On Password
    48
  - Hard-Disk Password
    48
  - Supervisor Password
    49
  - How to Remove the Power-On Password
    49
  - How to Remove the Hard-Disk Password
    49
- Power Management
  50
  - Screen Blank Mode
    50
  - Sleep (Standby) Mode
    50
  - Hibernation Mode
    51
- Symptom-To-FRU Index
  52
  - Numeric Error Codes
    52
  - Error Messages
    54
  - No-Beep Symptoms
    54
  - LCD-Related Symptoms
    55
  - Intermittent Problems
    55
  - Undetermined Problems
    56
Chapter 5. Status Indicators

57
Chapter 6. Fn Key Combinations

59
Chapter 7. FRU Replacement Notices

63
- Screw Notices
  63
- Retaining Serial Numbers
  64
Chapter 8. Removing and Replacing a FRU

67
1140 Bluetooth Daughter Card (BDC-2)

88
- 1150 Media Card Reader Slot Board and Media Card Reader Cable Assembly
  89
- 1160 Keyboard
  91
- 1170 Keyboard Bezel
  94
- 1180 LCD Unit
  95
- 1190 Top Shielding Assembly
  99
- 1200 System Board Assembly
  102
- 1210 USB Connector Board and USB Cable Assembly
  109
- 1220 DC-In Cable and Base Cover
  111
- 2010 LCD Front Bezel
  115
- 2020 Speaker Assembly
  116
- 2030 Integrated Camera
  117
- 2040 Antenna Assembly
  118
- 2050 Hinges, LCD Panel, LCD Cable, and LCD Rear Cover Assembly
  119
Chapter 9. Locations

123
- Front View
  123
- Rear View
  124
- Bottom View
  125
Chapter 10. Parts List

127
- Overall
  128
- LCD Frus
  238
- Keyboard
  260
- Miscellaneous Parts
  262
- AC Power Adapters
  263
- Power Cords
  264
- Recovery Discs
  265
- Common Service Tools
  279
Appendix A. Notices

281
- European Union - Compliance to the Electromagnetic Compatibility Directive
  282
- Trademarks
  282

Lenovo ThinkPad L412 Hardware Maintenance Manual (248 pages)

Lenovo Laptop User Manual

Brand: Lenovo | Category: Laptop | Size: 8.49 MB

Table of Contents
5
About this Manual

7
Safety Information

9
Important Service Information

47
- Strategy for Replacing Frus
  47
- Strategy for Replacing Frus for CTO, CMV, and GAV
  49
  - Product Definition
    49
  - FRU Identification for CTO, CMV, and GAV Products
    49
    
    Using Esupport
    50
    
    Using the Hmm
    50
General Checkout

51
- What to Do First
  52
- Checkout Guide
  53
- Power System Checkout
  59
Related Service Information

63
- Restoring the Factory Contents by Using Recovery Disc Set
  63
- Passwords
  64
  - Power-On Password
    65
  - Hard-Disk Password
    65
  - Supervisor Password
    65
  - How to Remove the Power-On Password
    65
  - How to Remove the Hard-Disk Password
    66
- Power Management
  68
  - Screen Blank Mode
    68
  - Sleep (Standby) Mode
    68
  - Hibernation Mode
    69
- Symptom-To-FRU Index
  70
  - Numeric Error Codes
    70
  - Error Messages
    73
  - No-Beep Symptoms
    73
  - LCD-Related Symptoms
    74
  - Intermittent Problems
    75
  - Undetermined Problems
    75
Status Indicators

77
Fn Key Combinations

79
FRU Replacement Notices

83
- Screw Notices
  83
- Retaining Serial Numbers
  84
Removing and Replacing a FRU

87
- 1010 Battery Pack
  88
- 1020 Expresscard Blank Bezel and Media Card Blank Bezel
  90
- 1030 Optical Drive or Travel Cover
  92
- 1040 Thermal Cover
  93
- 1050 Hard Disk Drive (HDD) Assembly
  94
- 1060 DIMM
  96
- 1070 Fan Assembly
  97
- 1080 Cpu
  101
- 1090 SIM Slot Cover
  102
- 1100 Wireless WAN Slot Cover and PCI Express Mini Card for Wireless WAN
  104
- 1110 Palm Rest Assembly with Cables
  106
- 1120 PCI Express Mini Card for Wireless LAN
  109
- 1130 Backup Battery
  111
1140 Bluetooth Daughter Card (BDC-2)

112
- 1150 Media Card Reader Slot Board and Media Card Reader Cable Assembly
  113
- 1160 Keyboard
  115
  - Step Screw (Quantity)
    116
  - M2 × 3 MM, Wafer-Head, Nylon-Coated
    116
- 1170 Keyboard Bezel
  118
  - Color Torque Black 0.181 Nm (1.85 Kgfcm)
    119
- 1180 LCD Unit
  120
- 1190 Top Shielding Assembly
  125
- 1200 System Board Assembly
  129
- 1210 USB Connector Board and USB Cable Assembly
  137
- 1220 DC-In Cable and Base Cover
  139
- 2010 LCD Front Bezel
  144
- 2020 Speaker Assembly
  145
- 2030 Integrated Camera
  146
- 2040 Antenna Assembly
  147
- 2050 Hinges, LCD Panel, LCD Cable, and LCD Rear Cover Assembly
  149
Locations

153
- Front View
  153
- Rear View
  154
- Bottom View
  154
Parts List

155
- Overall
  156
- LCD Frus
  210
- Keyboard
  222
- Miscellaneous Parts
  223
- AC Adapters
  224
- Power Cords
  225
- Recovery Discs
  226
- Common Service Tools
  243
Notices

245
- Trademarks
  246

Lenovo ThinkPad L412 Hardware Maintenance Manual (167 pages)

Brand: Lenovo | Category: Laptop | Size: 13.11 MB

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

29
- Strategy for Replacing Frus
  29
- Strategy for Replacing Frus for CTO, CMV, and GAV
  30
  - Product Definition
    30
  - FRU Identification for CTO, CMV, and GAV Products
    31
Chapter 3. General Checkout

33
- What to Do First
  33
- Checkout Guide
  34
  - Diagnostics Using PC-Doctor for DOS
    34
  - Testing the Computer
    35
  - Lenovo Thinkvantage Toolbox
    37
  - PC-Doctor for Rescue and Recovery
    37
  - FRU Tests
    37
- Power System Checkout
  38
Chapter 4. Related Service Information

41
- Restoring the Factory Contents by Using Recovery Disc Set
  41
- Passwords
  42
  - Power-On Password
    42
  - Hard-Disk Password
    42
  - Supervisor Password
    43
  - How to Remove the Power-On Password
    43
  - How to Remove the Hard-Disk Password
    43
- Power Management
  44
  - Screen Blank Mode
    44
  - Sleep (Standby) Mode
    44
  - Hibernation Mode
    45
- Symptom-To-FRU Index
  45
  - Numeric Error Codes
    46
  - Error Messages
    48
  - No-Beep Symptoms
    48
  - LCD-Related Symptoms
    49
  - Intermittent Problems
    49
  - Undetermined Problems
    49
Chapter 5. Status Indicators

51
- Copyright Lenovo
  51
Chapter 6. Fn Key Combinations

53
Chapter 7. FRU Replacement Notices

57
- Screw Notices
  57
- Retaining Serial Numbers
  58
Chapter 8. Removing and Replacing a FRU

61
- 1010 Battery Pack
  61
- 1020 Expresscard Blank Bezel and Media Card Blank Bezel
  63
- 1030 Optical Drive or Travel Cover
  64
- 1040 Thermal Cover
  65
- 1050 Hard Disk Drive (HDD) Assembly
  66
- 1060 DIMM
  67
- 1070 Fan Assembly
  68
Step Screw (Quantity)

70
Chapter 9. Locations

113
- Front View
  114
- Rear View
  115
- Bottom View
  115
Chapter 10. Parts List

117
- Overall
  118
- LCD Frus
  139
- Keyboard
  145
- Miscellaneous Parts
  146
- Ac Power Adapters
  147
- Power Cords
  148
- Recovery Discs
  149
- Common Service Tools
  161
Appendix A. Notices

163
- Trademarks
  164

Lenovo ThinkPad L412 Hardware Maintenance Manual (167 pages)

Hardware Maintenance Manual

Brand: Lenovo | Category: Laptop | Size: 12.44 MB

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

29
- Strategy for Replacing Frus
  29
- Strategy for Replacing Frus for CTO, CMV, and GAV
  30
  - Product Definition
    30
  - FRU Identification for CTO, CMV, and GAV Products
    31
Chapter 3. General Checkout

33
Chapter 4. Related Service Information

45
- Restoring the Factory Contents by Using Recovery Disc Set
  45
- Passwords
  46
  - Power-On Password
    46
  - Hard-Disk Password
    46
  - Supervisor Password
    47
  - How to Remove the Power-On Password
    47
  - How to Remove the Hard-Disk Password
    47
- Power Management
  48
  - Screen Blank Mode
    48
  - Sleep (Standby) Mode
    48
  - Hibernation Mode
    49
- Symptom-To-FRU Index
  50
  - Numeric Error Codes
    50
  - Error Messages
    52
  - No-Beep Symptoms
    52
  - LCD-Related Symptoms
    53
  - Intermittent Problems
    53
  - Undetermined Problems
    54
Chapter 5. Status Indicators

55
Chapter 6. Fn Key Combinations

57
Chapter 7. FRU Replacement Notices

61
- Screw Notices
  61
- Retaining Serial Numbers
  62
Chapter 8. Removing and Replacing a FRU

65
Chapter 9. Locations

117
- Front View
  118
- Rear View
  119
- Bottom View
  119
Chapter 10. Parts List

121
- Overall
  122
- LCD Frus
  144
- Keyboard
  150
- Miscellaneous Parts
  151
- Ac Power Adapters
  152
- Power Cords
  153
- Recovery Discs
  154
- Common Service Tools
  162
Appendix A. Notices

163
- Electronic Emissions Notices
  164
- Trademarks
  164

Lenovo ThinkPad L412 Hardware Maintenance Manual (167 pages)

Hardware Maintenance Manual

Brand: Lenovo | Category: Laptop | Size: 12.03 MB

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

29
- Strategy for Replacing Frus
  29
- Strategy for Replacing Frus for CTO, CMV, and GAV
  30
  - Product Definition
    30
  - FRU Identification for CTO, CMV, and GAV Products
    31
Chapter 3. General Checkout

33
Chapter 4. Related Service Information

45
- Restoring the Factory Contents by Using Recovery Disc Set
  45
- Passwords
  46
  - Power-On Password
    46
  - Hard-Disk Password
    46
  - Supervisor Password
    47
  - How to Remove the Power-On Password
    47
  - How to Remove the Hard-Disk Password
    47
- Power Management
  48
  - Screen Blank Mode
    48
  - Sleep (Standby) Mode
    48
  - Hibernation Mode
    49
- Symptom-To-FRU Index
  50
  - Numeric Error Codes
    50
  - Error Messages
    52
  - No-Beep Symptoms
    52
  - LCD-Related Symptoms
    53
  - Intermittent Problems
    53
  - Undetermined Problems
    54
Chapter 5. Status Indicators

55
Chapter 6. Fn Key Combinations

57
Chapter 7. FRU Replacement Notices

61
- Screw Notices
  61
- Retaining Serial Numbers
  62
Chapter 8. Removing and Replacing a FRU

65
Chapter 9. Locations

117
- Front View
  118
- Rear View
  119
- Bottom View
  119
Chapter 10. Parts List

121
- Overall
  122
- LCD Frus
  144
- Keyboard
  150
- Miscellaneous Parts
  151
- Ac Power Adapters
  152
- Power Cords
  153
- Recovery Discs
  154
- Common Service Tools
  162
Appendix A. Notices

163
- Electronic Emissions Notices
  164
- Trademarks
  164

Lenovo ThinkPad L412 Reference Manual (145 pages)

Personal Systems Reference Lenovo ThinkPad Notebooks

Brand: Lenovo | Category: Laptop | Size: 7.04 MB

LENOVO ThinkPad L412 Product Manual (120 pages)

Notebook

Brand: LENOVO | Category: Laptop | Size: 5.08 MB

Lenovo ThinkPad L412 Reference Manual (108 pages)

Personal Systems Reference

Brand: Lenovo | Category: Laptop | Size: 3.12 MB

Lenovo ThinkPad L412 Service And Troubleshooting Manual (40 pages)

ThinkPad L412; ThinkPad L512

Brand: Lenovo | Category: Laptop | Size: 0.22 MB

Lenovo ThinkPad L412 Deployment Manual (44 pages)

Access Connections Deployment Guide

Brand: Lenovo | Category: Laptop | Size: 1.67 MB

Lenovo ThinkPad L412 Deployment Manual (56 pages)

(English) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.48 MB

Power Manager
1
Table of Contents
3
Preface

5
Chapter 1. Overview

7
- Features
  7
Chapter 2. Installation

9
Chapter 3. Working with Active Directory and ADM or ADMX Files

11
- Adding Administrative Templates
  11
- General Setting
  12
- Power Plan (Scheme) Deployments
  14
- Global Power Setting
  35
- Battery Maintenance
  42
- Power Agenda Deployments
  43
Appendix A. Deploying Power Schemes for Non-Administrator Groups or Users on Windows XP Client Computers

51
Appendix B. Notices

53
- Trademarks
  54

Lenovo ThinkPad L412 Service And Troubleshooting Manual (40 pages)

Brand: Lenovo | Category: Laptop | Size: 0.82 MB

Lenovo ThinkPad L412 Specifications (4 pages)

L Series LAPTOPS

Brand: Lenovo | Category: Laptop | Size: 0.6 MB

Lenovo ThinkPad L412 Quick Start (2 pages)

Lenovo ThinkPad L412 4403: Quick Start

Brand: Lenovo | Category: Laptop | Size: 0.15 MB

Lenovo ThinkPad L412 Brochure (4 pages)

Brochure

Brand: Lenovo | Category: Laptop | Size: 0.69 MB

Lenovo ThinkPad L412 Brochure (4 pages)

Brochure

Brand: Lenovo | Category: Laptop | Size: 0.49 MB

(Spanish) Lenovo ThinkPad L412 Guía De Despliegue (58 pages)

(Spanish) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.5 MB

(Spanish) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Spanish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.55 MB

(French) Lenovo ThinkPad L412 Manual De Déploiement (62 pages)

(French) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.52 MB

(French) Lenovo ThinkPad L412 Setup Poster (2 pages)

(French) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.38 MB

(Korean) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Korean) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 1.63 MB

(Portuguese) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Brazilian-Protuguese) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.27 MB

(Portuguese) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Portuguese) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.17 MB

(Italian) Lenovo ThinkPad L412 Guida Alla Distribuzione (58 pages)

(Italian) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.5 MB

(Italian) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Italian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.86 MB

(German) Lenovo ThinkPad L412 Implementierungshandbuch (62 pages)

(German) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.52 MB

Power Manager
1
Table of Contents
3
Einleitung

5
Kapitel 1. Übersicht

7
- Funktionen
  7
Kapitel 2. Installation

9
Kapitel 3. Mit Active Directory und ADM- oder ADMX-Dateien Arbeiten

11
Anhang A. Energieschemata für

57
Gruppen oder Benutzer ohne

57
Administratorberechtigung auf

57
Implementieren

57
Anhang B. Bemerkungen

59
- Marken
  60

(German) Lenovo ThinkPad L412 Setup Manual (2 pages)

(German) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.27 MB

(Swedish) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Swedish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.24 MB

(Dutch) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Dutch) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.23 MB

(Finnish) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Finnish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.23 MB

(Norwegian) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Norwegian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.16 MB

(Danish) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Danish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.24 MB

(Russian) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Russian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.17 MB

(Japanese) Lenovo ThinkPad L412 Deployment Manual (60 pages)

(Japanese) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 1.23 MB

(Japanese) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Japanese) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 3.15 MB

(Greek) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Greek) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 1.12 MB

(Polish) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Polish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.44 MB

(Czech) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Czech) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.48 MB

(Turkish) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Turkish) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 1.34 MB

(Romanian) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Romanian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.25 MB

(Slovenian) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Serbian-Latin) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.25 MB

(Slovenian) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Slovenian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.25 MB

(Hungarian) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Hungarian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 1.16 MB

(Arabic) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Arabic) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 1.51 MB

(Croatian) Lenovo ThinkPad L412 Setup Poster (2 pages)

(Croatian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.25 MB

(Slovakian) Lenovo ThinkPad L412 Setup Manual (2 pages)

(Slovakian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.25 MB

() Lenovo ThinkPad L412 Deployment Manual (52 pages)

(Simplified Chinese) Power Manager Deployment Guide

Brand: Lenovo | Category: Software | Size: 0.8 MB

() Lenovo ThinkPad L412 Setup Poster (2 pages)

(Simplified Chinese) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.34 MB

() Lenovo ThinkPad L412 Setup Poster (2 pages)

(Traditional Chinese) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 8.96 MB

() Lenovo ThinkPad L412 Setup Poster (2 pages)

(Hebrew) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.92 MB

() Lenovo ThinkPad L412 Setup Manual (2 pages)

(Bulgarian) Setup Guide

Brand: Lenovo | Category: Laptop | Size: 0.26 MB

Lenovo ThinkPad L412 Manuals

Table of Contents

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Status Indicators

Chapter 6. Fn Key Combinations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing and Replacing a FRU

1140 Bluetooth Daughter Card (BDC-2)

Chapter 9. Locations

Chapter 10. Parts List

Appendix A. Notices

Table of Contents

About this Manual

Safety Information

Important Service Information

General Checkout

Related Service Information

Status Indicators

Fn Key Combinations

FRU Replacement Notices

Removing and Replacing a FRU

1140 Bluetooth Daughter Card (BDC-2)

Locations

Parts List

Notices

Table of Contents

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Status Indicators

Chapter 6. Fn Key Combinations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing and Replacing a FRU

Step Screw (Quantity)

Chapter 9. Locations

Chapter 10. Parts List

Appendix A. Notices

Table of Contents

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Status Indicators

Chapter 6. Fn Key Combinations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing and Replacing a FRU

Chapter 9. Locations

Chapter 10. Parts List

Appendix A. Notices

Table of Contents

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Status Indicators

Chapter 6. Fn Key Combinations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing and Replacing a FRU

Chapter 9. Locations

Chapter 10. Parts List

Appendix A. Notices

Table of Contents

Table of Contents

SATA DVD±RW Ultrabay Slim SATA Disk 160GB

Intel Core™I5 Processor I5-520M,I5-540M,Or I5-560M with Dual-Core, Processor - Some: Genuine Windows 7

2GB or 4GB Std / 8GB Max

Nits, 16:10 Aspect Ratio, 250:1 Contrast Ratio Some: Camera on Top of Screen, 2.0-Megapixel, Fi Xed Focus Intel HD Graphics in Processor

Table of Contents

Important Safety Information

Chapter 1. Finding Information

Chapter 2. Solving Computer Problems

Chapter 3. Getting Help and Service