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Table of Contents
Troubleshooting
Related Manuals for Lenovo 25611LU
Summary of Contents for Lenovo 25611LU
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Page 1: User Guide
Machine type: 10093/2561/4746 H5s Series User Guide Version 1.0 2012.02 31501722... -
Page 2: Important Safety Information
Attention: Be aware of possible damage to programs, devices, or data. Note: Pay attention to this important information. © Copyright Lenovo 2012. All rights reserved. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. -
Page 4: Table Of Contents
Contents Important Safety Information Chapter 1 Using the Computer Hardware ......1 1.1 Front view of the chassis ............2 1.2 Rear view of the chassis ............3 1.3 Connecting your computer ............4 1.4 Audio configuration instruction ..........6 1.5 Connect the power cords properly to grounded electrical outlets ..................7 1.6 How to play Blu-ray Discs (selected models only) ....7 1.7 Wired keyboard (selected models only) ........8... - Page 5 Chapter 4 Hardware Replacement Guide ......19 4.1 Locations ................22 4.2 Replacing hardware ...............25 Appendix..................35 Energy Star Statement ..............37 Contents...
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Page 6: Chapter 1 Using The Computer Hardware
Using the Computer Hardware Chapter This chapter contains the following topics: Computer hardware introduction Information on computer connections Note: The descriptions in this chapter might be different from what you see on your computer, depending on the computer models and configurations. -
Page 7: Front View Of The Chassis
1.1 Front view of the chassis Attention: Be careful not to block any air vents on the computer. Blocked air vents can cause overheating. Power button Memory card reader (selected models only) USB connectors Optical drive eject button Headphone connector Optical Drive (selected models only) Hard disk drive indicator Microphone connector... -
Page 8: Rear View Of The Chassis
1.2 Rear view of the chassis (If the rear view configuration shown in this chapter is different from the rear of your computer, please refer to the rear of your computer.) USB connectors WiFi antenna (selected models only) HDMI connector (selected models only) On-board VGA connector Ethernet connector Audio connectors... -
Page 9: Connecting Your Computer
Note: If your model has two VGA monitor connectors, be sure to use the connector on the graphics adapter. Attention: Do not open the WiFi antenna cover. 1.3 Connecting your computer Use the following information when connecting your computer. • Look for the small connector icons on the back of your computer. - Page 10 Headphone Use this connector to attach headphones to your computer when you want to listen to music or other sounds without disturbing anyone. Audio line-in connector Used to receive audio signals from an external audio device, such as a stereo system. When you attach an external audio device, a cable is connected between the audio line-out connector of the device and the audio line-in connector of...
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Page 11: Audio Configuration Instruction
1.4 Audio configuration instruction (This instruction is only for PC models whose mainboard supports audio transforming from 2.0 stereo to 5.1 surround.) This model of computer supports transforming stereo sound into 5.1 surround sound. Use the following guides when connecting to the 5.1 surround audio device: Blue line-in connector Surround Green line-out connector... -
Page 12: Connect The Power Cords Properly To Grounded Electrical Outlets
1.5 Connect the power cords properly to grounded electrical outlets 1.6 How to play Blu-ray Discs (selected models only) Check the connectors available on your computer and display and select an appropriate cable according to this table. Because other types of cables do not meet the requirements of the Blu-ray standard. -
Page 13: Wired Keyboard (Selected Models Only)
1.7 Wired keyboard (selected models only) LVT —— After entering Windows, press this key to launch the LVT (Lenovo Vantage Technology) program, Lenovo’s pre-loaded Home PC software. In addition to its own functions, the LVT program will allow you to start other Windows compatible software, specially configured to run on this model of computer. -
Page 14: Chapter 2 Using The Rescue System
Using the Rescue System Chapter This chapter contains the following topics: OneKey Recovery Driver and Application Installation System Setup System Backup System Recovery Create Recovery Disc Attention: Using this program will result in loss of data. •... -
Page 15: Onekey Recovery
2.2 Driver and Application Installation The Driver and Application Installation function in the rescue system provides a way for the user to conveniently reinstall all of the Lenovo applications and drivers that were shipped with your Lenovo hardware. User Guide... -
Page 16: System Setup
The system will restart. After the system has restarted, the installation process will continue until it has completed. Method 2: Manual Installation In the Windows system, Click Start → All Programs → Lenovo → Lenovo Drivers and Application Installation. After starting the procedure, install all the drivers and software manually by following the prompts. -
Page 17: System Backup
This backs up your system partition to an image file. In case of a system failure, you can restore your system from this image file. In the Windows system, click Start → All Programs → Lenovo → Lenovo Rescue System. -
Page 18: Chapter 3 Troubleshooting And Confirming Setup
Troubleshooting and Chapter Confirming Setup This chapter contains the following topics: Troubleshooting and Problem Resolution Note: The description of the TV tuner card in this manual is only used for the machines which have the TV tuner card. It does not apply to those machines that do not have a TV tuner card. -
Page 19: Troubleshooting Display Problems
If an error message occurs in a program, see the program’s documentation. Note: The procedures in this document were written for the Windows default view, so they may not apply if you set your Lenovo® computer to the Windows Classic view. -
Page 20: Troubleshooting Audio Problems
2. Move any interfering devices away from the computer. 3. If the problem persists, contact Lenovo Service. 3.2 Troubleshooting Audio Problems Problem: No sound from the integrated speakers. -
Page 21: Troubleshooting Problems With Optical Drives And Hard Disks
1. Check to determine if there is an optical drive icon in the resource manager of the operating system. If not, restart your computer. If there is still no icon, contact Lenovo Service. Otherwise, continue with the next step of this procedure. -
Page 22: Special Considerations For Troubleshooting Windows
Problem: The capacity of the hard disk, as indicated by the system, is less than the nominal capacity. Troubleshooting and problem resolution: For computers equipped with the OneKey Recovery feature, the system recovery feature needs to occupy some hard disk space. This may account for the apparent hard disk capacity deficit. Further Technical Explanation: The nominal capacity of the hard disk is expressed in the decimal system, 1000 bytes. -
Page 23: Performing Daily Maintenance Tasks
• You must set the TV tuner input signal to analog before you can watch Teletext programming. 3.6 Performing Daily Maintenance Tasks Cleaning the computer components Because many of the computer components consist of sophisticated integrated circuit boards, it is very important to periodically clean the computer to prevent dust buildup. -
Page 24: Chapter 4 Hardware Replacement Guide
Hardware Replacement Guide Chapter This chapter contains the following topics: Identifying internal components Identifying parts on the system board Removing the computer cover Removing the front bezel Replacing a memory module Replacing a hard disk drive ... - Page 25 Note: Use only parts provided by Lenovo®. The description of the TV-Tuner card in this manual applies only to computer models that have a TV-Tuner card installed. It does not apply to computer models that do not have a TV-Tuner card installed.
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Page 26: Additional Information Resources
• Parts information • Links to other useful sources of information To access this information, go to http://consumersupport.lenovo.com. Tools required To disassemble the computer, you need the following tools: • Wrist grounding strap and conductive mat for preventing electrostatic discharge •... -
Page 27: Locations
Handling static-sensitive devices Static electricity, although harmless to you, can seriously damage computer components. When you are replacing a part, do not open the anti-static package containing the new part until the defective part has been removed from the computer and you are ready to install the new part. -
Page 28: Internal Components
Internal components The following illustration shows the components inside your computer. Heatsink and system fan System board Optical disk drive and bay Hard disk drive Power supply User Guide... -
Page 29: Identifying Parts On The System Board
4.1.2 Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are factory-installed or that you can install later. 12V power connector Microprocessor and heat sink Microprocessor fan header... -
Page 30: Replacing Hardware
Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com. Note: Use only parts provided by Lenovo. 4.2.1 General information Pre-disassembly instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1. - Page 31 5. Slide the computer cover toward the rear of the chassis to remove. Note: For this procedure, it helps to lay the computer on a flat, stable surface. User Guide...
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Page 32: Removing The Front Bezel
4.2.3 Removing the front bezel To remove the front bezel: 1. Remove the computer cover. Refer to “Removing the computer cover”. Note: For this procedure, it helps to lay the computer on a flat, stable surface. 2. Remove the front bezel by releasing the three plastic tabs inside the chassis and pushing the bezel outward as shown. -
Page 33: Replacing An Optical Drive
Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com. To replace an optical drive 1. Remove the computer cover. Refer to “Removing the computer cover”. - Page 34 5. Disconnect the data and power cables from the rear of the optical drive. 6. Remove the 2 screws that secure the optical drive to the optical drive bay and push the optical drive straight out of the front of the drive bay. 7.
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Page 35: Replacing The Hard Disk Drive
Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com. To replace the hard disk drive 1. Remove the computer cover. Refer to “Removing the computer cover”. -
Page 36: Replacing A Memory Module
“Important safety information” in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com. User Guide... - Page 37 To replace a memory module: 1. Remove the computer cover. Refer to “Removing the computer cover”. Note: For this procedure, it helps to lay the computer on a flat, stable surface. 2. Locate the memory module connectors. Refer to “Locating components”. 3.
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Page 38: Completing The Installation
4.2.7 Replacing the keyboard and the mouse To replace the keyboard: 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down your operating system, and turn off the computer and all attached devices. 2. Unplug all power cords from electrical outlets. 3. - Page 39 “Locating connectors on the front of the computer” and “Locating connectors on the rear of the computer”. Note: In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will come with the CRU or will come a few days after the CRU arrives.
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Page 40: Appendix
Thank you for using Lenovo products. Carefully read all documents shipped with your computer before you install and use the product for the first time. Lenovo is not responsible for any loss except when caused by installation and operations performed by Lenovo professional service personnel. - Page 41 Phenom, AMD Sempron, Catalyst, Cool ‘n’ Quiet, CrossFire, PowerPlay, Radeon, and The Ultimate Visual Experience are trademarks of Advanced Micro Devices, Inc. Other company, product, or service names referred to herein or in other Lenovo publications may be trademarks or service marks of others. All rights reserved.
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Page 42: Energy Star Statement
For more information about ENERGY STAR, go to: http://www.energystar.gov. Lenovo encourages you to make efficient use of energy an integral part of your day-to-day operations. To help in this endeavor, Lenovo has preset the following... - Page 43 User Guide...