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10080/3099/1194, 10091/2558/1196 manual
Models:
10091/2558/1196
10080/3099/1194
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Troubleshooting
Install
Maintenance
Connecting your computer
Solving Problems
System Setup
System Backup
Safety
Power button Optical Drive Selected models only
Audio line-in connector Standalone graphic card Selected models only
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Image 3
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Page 4
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Contents
Version
H4 Series
User Guide
31500352
Important Safety Information
Page
Chapter 3 Using the Computer Software
Contents
Important Safety Information
Chapter 2 Using the Rescue System
2 Contents
Chapter Using the Computer Hardware
This chapter contains the following topics
User Guide
Headphone connector Microphone connector
1.1 Front view of the chassis
Power button Optical Drive Selected models only
Memory card reader Selected models only USB connector
1.2 Rear view of the chassis
Audio line-in connector Standalone graphic card Selected models only
Lenovo H405 Voltage selection switch Selected models only
HDMI connector USB connectors
Audio line-out connector Audio line-in connector
Lenovo H420 Voltage selection switch Selected models only
Power connector PS/2 keyboard connector PS/2 mouse connector
Standalone graphic card Selected models only
Lenovo H410 Voltage selection switch Selected models only
Power connector PS/2 keyboard connector PS/2 mouse connector
On-board VGA connector Selected models only
8 User Guide
1.3 Connecting your computer
1.3.2 Connect the keyboard cable to the appropriate keyboard connector. PS/2 connector or USB connector
10 User Guide
This instruction is only for PC
1.3.7 If you have powered speakers with an adapter
1.3.8 If you have powered speakers without an adapter
12 User Guide
1.3.10 Connect the power cords properly to ground electrical outlets
1.3.12 Wired keyboard Selected models only
This chapter contains the following topics
Chapter Using the Rescue System
Note about the service partition
2.1 OneKey Recovery
2.2 Driver and Application Installation
2.3.2 Network Settings
2.3 System Setup
Method 1 Automatic Installation
Method 2 Manual Installation
2.3.3 Password Management
2.4 System Backup
2.5 System Recovery
2.6 Create Recovery Disc
User Guide
Chapter Using the Computer Software
This chapter contains the following topics
Lenovo Dynamic Brightness system Lenovo Eye Distance System
Before using this software, do the following
3.1 Lenovo Dynamic Brightness system
3.2 Lenovo Eye Distance System
To use this software, do the following
To use this software, do the following
1. Ensure the lens of the camera is exposed and not covered
User Guide
Troubleshooting and Chapter Confirming Setup
Troubleshooting and Problem Resolution
This chapter contains the following topics
4.1 Troubleshooting Display Problems
Solving Problems
4.3 Troubleshooting Software Problems
4.2 Troubleshooting Audio Problems
26 User Guide
4.4 Troubleshooting Problems with Optical Drives and Hard Disks
4.5 Special considerations for troubleshooting Windows
4.6 Performing Daily Maintenance Tasks
