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Table of Contents
Troubleshooting
Related Manuals for Lenovo C205
Summary of Contents for Lenovo C205
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Page 1: User Guide
Machine type: 10063/7729 Version 2.0 2010.11 31046784 Lenovo C2 Series User Guide... -
Page 2: Important Safety Information
Danger: Be aware of extremely hazardous or lethal situations. Attention: Be aware of possible damage to programs, devices, or data. Note: Pay attention to this important information. © Copyright Lenovo 2010. -
Page 4: Table Of Contents
3.2 Driver and Application Installation ...18 3.3 System Setup ...19 3.4 System Backup ...20 3.5 System Recovery ...20 3.6 Create Recovery Disc ...20 Chapter 4 Using the Computer Software ... 21 4.1 Lenovo Dynamic Brightness system ...22 4.2 Lenovo Eye Distance System ...23 Contents... -
Page 5: Chapter 5 Troubleshooting And Confirming Setup
Chapter 5 Troubleshooting and Confirming Setup ... 25 5.1 Troubleshooting Display Problems ...26 5.2 Troubleshooting Audio Problems ...27 5.3 Troubleshooting Software Problems...27 5.4 Troubleshooting Problems with Optical Drives and Hard Disks ...28 5.5 Special considerations for troubleshooting Windows ...29 5.6 Performing Daily Maintenance Tasks ...30 Contents... -
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 vary from your computer, depending on computer models and configurations. User Guide... -
Page 7: Front View Of The Computer
1.1 Front view of the computer Built-in microphone Camera Hard disk drive indicator Wireless LAN card indicator LCD ON/OFF indicator (When turning on the LCD, the indicator light will be off; when turning off the LCD, the indicator light will be solid on.) Brightness down Brightness up LCD ON/OFF... -
Page 8: Left And Right View Of The Computer
1.2 Left and right view of the computer Attention: Be sure not to block any air vents on the computer. Blocked air vents may cause thermal problems. Memory card reader USB ports (2) Headphone connector Microphone connector Optical drive slot User Guide... -
Page 9: Rear View Of The Computer
1.3 Rear view of the computer USB ports (3) Ethernet connector TV tuner port (selected models) User Guide PS/2 keyboard connector Power connector... -
Page 10: Computer Stand
1.4 Computer stand 5° Use the stand to position the display to your preference.It can be adjusted from 5˚ forward to 20˚ backward. The stand provides stability to the computer; it is not a removable part. Attention: The computer stand must remain installed at all times to ensure maximum system stability. -
Page 11: Connecting Your Computer
If your computer uses an AC adapter: Note: Use only the Lenovo provided AC adapter approved for use with this device. Use of another AC adapter may cause a fire or explosion. 1.5.2 Connect the keyboard cable to the appropriate keyboard connector (PS2 connector or USB connector). -
Page 12: If You Have Powered Speakers With An Adapter
1.5.4 If you have audio devices, attach them using the following instructions: Use this connector to attach a microphone (purchased separately) Microphone to your computer when you want to record sound or if you use speech-recognition software. Use this connector to attach headphones (purchased separately) Headphone to your computer when you want to listen to music or other sounds without disturbing anyone. -
Page 13: If You Have Powered Speakers Without An Adapter
1.5.6 If you have powered speakers without an adapter: (This picture is only a sketch print, it does not show the actual figure of the speaker) a. Connect the cable that runs between the speakers if necessary. On some speakers, this cable is permanently attached. b. - Page 14 TV-Tuner connector (IEC type) TV antenna connector (F type) 1.5.8 Connect the power cords properly to grounded electrical outlets. 1. Plug the power adapter cord into the back of the computer. 2. Plug the power cord into the AC adapter. 3.
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Page 15: Important Information About Using The Computer
1.5.9 If your computer is equipped with a Memory Card Reader Connector, it is able to read/write data from: MS/MS Pro/MMC/SD/SDHC 1.6 Important information about using the computer Press the power button on the bottom right of the screen to turn on the computer. Hold the computer tightly when you carry it. -
Page 16: Keyboard And Mouse (Wired)
1.7 Keyboard and Mouse (wired) 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 17 User Guide...
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Page 18: Chapter 2 Touch Screen Instructions
Touch Screen Instructions Chapter This chapter contains the following topics: Method of touch screen calibration Normal operation Attention: Only some models are equipped with touch screen. User Guide... -
Page 19: Method Of Touch Screen Calibration
A touch screen is a computer display screen that is also an input device. The screens are sensitive to pressure; allowing a user to interact with the computer by touching pictures or words on the screen. Attention: • This computer is equipped with a resistive touch screen panel coated with a thin metallic electrically conductive and resistive layer that causes a change in the electrical currents that are registered as touch events and sent to the controller for processing. -
Page 20: Normal Operation
Note: 1. The more calibration points, the higher your touch accuracy. 2. Recalibrate the touch screen when it is inaccurate. 3. To clean the touch screen thoroughly, shut down the computer and wipe the screen gently with a soft dry cloth. 2.2 Normal operation Once the calibration sequence is complete, you are ready to begin normal operation and start sending touch events to the higher-level software. - Page 21 User Guide...
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Page 22: Chapter 3 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 a loss of data. •... -
Page 23: Onekey Recovery
3.2 Driver and Application Installation The Driver and Application Installation function in the rescue system provides a way for the user to conveniently re-install all of the Lenovo applications and drivers that were shipped with your Lenovo hardware. User Guide... -
Page 24: System Setup
The system will restart. After the system has restarted, the installation process will continue until completion. 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 according to the prompts. -
Page 25: System Backup
Back 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. After starting the procedure, click System Backup to back up your system partition according to the prompts. -
Page 26: Chapter 4 Using The Computer Software
Using the Computer Software Chapter This chapter contains the following topics: Computer software instructions Note: The interface and function of each of these features are subject to the actual software that was shipped with the computer model that you purchased. User Guide... -
Page 27: Lenovo Dynamic Brightness System
PC camera and is available only after the camera is installed. Before using this software, do the following: 1) Click Start → All Programs → Lenovo USB2.0 UVC Camera → vmcap. 2) Select Options → Preview from the pop-up window to display the image in the video capture window. -
Page 28: Lenovo Eye Distance System
If there are other devices in this option, do not check them. Only choose the “Lenovo USB2.0 UVC Camera” device, and the window should display the camera image. An image, which is caught by Lenovo PC camera, will be displayed in the video capture window. Adjust the position and pitch angle of the camera to ensure the whole face is displayed in the video capture window. - Page 29 The default setting has been pre-selected. You can adjust the viewing distance according to your needs. Notes: 1. Ensure the lens of the camera is exposed and not covered. 2. Ensure your eyes are exposed and not covered. (The function that detects the distance between the user and monitor is based on the position of the user’s eyes.
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Page 30: Chapter 5 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 31: Solving 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 32: Troubleshooting Audio Problems
2. Move any interfering devices away from the computer. 3. If the problem persists, consult with Lenovo Service. 5.2 Troubleshooting Audio Problems Problem: No sound from integrated speakers. Troubleshooting and problem resolution: • Adjust the windows volume control — Double-click the speaker icon in the lower-right corner of your screen. -
Page 33: Troubleshooting Problems With Optical Drives And
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 34: Special Considerations For Troubleshooting Windows
Further Technical Explanation: The nominal capacity of the hard disk is expressed in the decimal system, 1000 bytes. But the actual hard disk capacity is expressed in the binary system as 1024 bytes (For example, the nominal capacity 1G is 1000M, while the actual capacity 1G is 1024M). The capacity of the hard disk shown in Windows can be calculated according to the calculations in the following example: The nominal capacity of the hard disk is 40G, while its actual capacity should... -
Page 35: Performing Daily Maintenance Tasks
5.6 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 around the computer to prevent dust buildup. The cleaning supplies you need in order to clean the components include: a vacuum cleaner, a soft cotton cloth, clear water (pure water preferred) and cotton swabs.