User manual LENOVO IDEACENTRE A310

[. . . ] 1. 4. 2 Connect the keyboard cable to the appropriate keyboard connector (USB connector). User Guide 31044343_A3_UG_EN_V2. 0. indd 5 2010. 5. 20 10:59:20 AM 1. 4. 3 Connect the mouse cable to the appropriate mouse connector (USB connector). 1. 4. 4 If you have audio devices, attach them using the following instructions: 1 2 Microphone Use this connector to attach a microphone (purchased separately) to your computer when you want to record sound or if you use speech-recognition software. Use this connector to attach headphones (purchased separately) to your computer when you want to listen to music or other sounds without disturbing anyone. Headphone 1. 4. 5 If you have powered speakers with an adapter: (This picture is only a sketch print, it does not show the actual figure of the speaker) User Guide 31044343_A3_UG_EN_V2. 0. indd 6 2010. 5. 20 10:59:21 AM a. Connect the adapter to the power source. 1. 4. 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. Note:Somemodelsarenotequippedwithexternalspeakers. User Guide 31044343_A3_UG_EN_V2. 0. indd 7 2010. 5. 20 10:59:21 AM 1. 4. 7 Connect any additional devices that you have. [. . . ] You can choose to restore to a system backup point or the initial state. 2. 6 Create Recovery Disc Create a bootable recovery disc from current system. These recovery discs are used to boot your computer and will guide you through the entire restoration process. In the Windows system, click Start All Programs Lenovo Lenovo Rescue System. After starting the procedure, click Create Recovery Disc to create a bootable recovery disc from current system. Follow the screen prompts to create recovery discs. 0 User Guide 31044343_A3_UG_EN_V2. 0. indd 20 2010. 5. 20 10:59:36 AM Chapter System Maintenance and Recovery This chapter contains the following topics: ÿ Daily Maintenance and Tools Instructions 1 2 3 4 User Guide 31044343_A3_UG_EN_V2. 0. indd 21 2010. 5. 20 10:59:37 AM 3. 1 Restoring the System The system can develop problems due to erroneous operation or the installation of additional software. If software problems develop in the originally installed software, you can restore the system by using system backup and restoration features. Note:Theexistingsystemsettingswillchangeafterrestoration. Checkthe settingsoftherestoredsystemtoensuretheymatchsettingsthatmaybe criticaltoyourneeds. Use the following procedure to restore the software to a known functional level: 1. Choose either the recommended restore point, or select a different recovery time from the pop-up box. When all processes run to completion, the system displays a message informing you that the restore operation has completed successfully. 3. 2 Backup and Restore For security purposes, you can back up the system status before you install additional software, or otherwise modify system settings. Click Next and follow the instructions to continue. 3. 3 Cleaning Up the Disk Do the following periodically to clean up the disks and possibly enhance your computer's performance: 1. Click the OK button to start the cleanup process. User Guide 31044343_A3_UG_EN_V2. 0. indd 22 2010. 5. 20 10:59:37 AM 3. 4 Checking For, and Correcting Disk Errors To properly maintain your system, you should periodically check for and fix hard disk errors by doing the following: 1. Right-click the icon for the hard disk drive (HDD) that you want to reorganize, then select Properties from the pop-up menu. Note:Youcannotstarterrorcheckinguntilthecomputerisrestartedand initialized. 3. 5 Defragmenting the Disk(s) Disk fragments are tiny unused storage areas scattered on the disk. The system cannot directly reutilize these "blank" spaces and system performance can decrease as system operations usually cause the number of unused storage gaps to increase. Right-click the icon for the hard disk drive (HDD) that you want to reorganize, then select Properties from the pop-up menu. Select the time and scheme to be used by the defragging program, then start the defragmenting program. Depending on the amount of defragmentation on the hard disk drive, this procedure can take a long time (sometimes more than one hour). 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 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. Attention: Beforeyoucleanyourcomputer, disconnectthecomputer fromtheelectricaloutlet. Cleanyourcomputerwithasoftcloth dampenedwithwater. Donotuseliquidoraerosolcleaners, whichmay containflammablesubstances. User Guide 31044343_A3_UG_EN_V2. 0. indd 23 2010. 5. 20 10:59:38 AM Note:Toavoiddamagingthecomputerordisplay, donotspraycleaning solutiondirectlyontothedisplay. Onlyuseproductsspecificallydesigned forcleaningdisplays, andfollowtheinstructionsthatareincludedwiththe product. The following are general methods for cleaning the components: · You can use a soft cloth to remove dust on the surface of the computer, the monitor, the printer, the speakers and the mouse. · You can use a vacuum cleaner to clean in otherwise inaccessible corners. [. . . ] The capacity of the hard disk as calculated using this method may be slightly different from the actual capacity due to the rounding of totals. 4. 5 Special considerations for troubleshooting Windows Record the following information that may later be useful in troubleshooting system problems: 1. The serial number was shipped with the computer and was provided separately by the manufacturer. The drivers for this computer model only support the Windows 7 system. When you use the Windows Media Center to watch TV, be particularly attentive to the following: · In the following two situations, you must re-save a channel list: a. [. . . ]