User manual ACER VERITON X275

[. . . ] 19 2. 1 OneKey Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2. 2 Driver and Application Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2. 3 System Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2. 4 System Backup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 2. 5 System Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 2. 6 Create Recovery Disc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Chapter 3 Using the Computer Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3. 1 Lenovo Dynamic Brightness System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3. 2 Lenovo Eye Distance System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 3. 3 BackOn Track . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Chapter 4 Troubleshooting and Confirming Setup . . . . . . . . . . . . . . 29 4. 1 Troubleshooting Display Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 4. 2 Troubleshooting Audio Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 4. 3 Troubleshooting Software Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 4. 4 Troubleshooting Problems with Optical Drives and Hard Disks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 4. 5 Special considerations for troubleshooting Windows . . . . . . . . . . . . . 33 4. 6 Performing Daily Maintenance Tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Contents 1 Chapter Using the Computer Hardware 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. 1 2 3 4 User Guide 1 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. 1 2 3 7 4 5 6 8 9 Power button Power Dial indicator ON/OFF File backup button USB connector Microphone connector Headphone connector Memory card reader (Selected models only) Optical drive (Some models are equipped with only one optical drive) Power Dial switch 2 User Guide 1. 2 Rear view of the chassis IdeaCentre K315 Voltage selection switch (Selected models only) Power connector USB connectors (6) On-board VGA connector HDMI connector Ethernet connector Audio connectors (6) Standalone graphic card (Selected models only) Expansion card slots (Access connectors for any installed PCI express cards) User Guide 3 IdeaCentre K335 Voltage selection switch (Selected models only) Power connector PS/2 keyboard connector PS/2 mouse connector eSATA connector USB connectors (6) HDMI connector On-board VGA connector Ethernet connector Audio connectors (6) Standalone graphic card (Selected models only) Expansion card slots (Access connectors for any installed PCI express cards) 4 User Guide IdeaCentre K330 Voltage selection switch (Selected models only) Power connector PS/2 keyboard connector PS/2 mouse connector USB connectors (6) eSATA connector Ethernet connector Audio connectors (6) Standalone graphic card Expansion card slots (Access connectors for any installed PCI express cards) User Guide 5 IdeaCentre K330A/IedaCentre K330B Voltage selection switch (Selected models only) Power connector PS/2 keyboard connector PS/2 mouse connector HDMI connector USB connectors (4) On-board VGA connector Ethernet connector Audio connectors (3) Standalone graphic card (Selected models only) Expansion card slots (Access connectors for any installed PCI express cards) 6 User Guide 1. 3 Connecting your computer Use the following information when connecting your computer. [. . . ] After starting Rescue System, click System Backup to back up your system partition by following the prompts. 2. 5 System Recovery Reboot your computer into the system recovery environment. You can choose to restore to a system backup point or the initial state (factory default settings). 2. 6 Create Recovery Disc Create a bootable recovery disc from the 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 Rescue System, click Create Recovery Disc to create a bootable recovery disc from the current system. Follow the on-screen prompts to create recovery discs. 22 User Guide Chapter Using the Computer Software 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. 1 2 3 4 User Guide 23 3. 1 Lenovo Dynamic Brightness System Lenovo Dynamic Brightness System can automatically detects the surrounding ambient brightness and adjusts the display brightness accordingly. This allows you to set the screen brightness to a comfortable level for different environments. You can also set the display delay time to automatically turn off the display when you are away from the computer. Note: TheAutoSwitchDisplayfunctioncannotbeusedwhenyour computer is in standby mode, sleep mode or turned off. Note: This function applies only to computers equipped with a Lenovo PC camera and is available only after the camera has been 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. Note: IfthereisnoimagedisplayintheAMCAPvideocapturewindow, please confirm that preview has been selected in the options. 24 User Guide 3) Confirm that Devices Lenovo USB 2. 0 UVC Camera has been selected. The files will be restored to the location you choose. 3. 3. 5 Help For more information on the operation of BackOn Track, see Product Help Information in the Help option. You can learn more about the operation and settings of BackOn Track software in the Help document. 3. 3. 6 File Backup button (selected models only) After starting the Windows operating system, press the File Backup button on the top of the chassis to launch the BackOn Track software. User Guide 27 28 User Guide Chapter Troubleshooting and 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. 1 2 3 4 User Guide 29 Solving Problems Follow these tips when troubleshooting your computer: · Ifyouaddedorremovedapartbeforetheproblemstarted, reviewthe installation procedures to ensure that the part is correctly installed. · Ifaperipheraldevicedoesnotwork, ensurethatthedeviceisproperly connected. · Ifanerrormessageappearsonthescreen, writedowntheexactmessage. This message may help support personnel diagnose and fix the problem(s). · Ifanerrormessageoccursinaprogram, seetheprogram'sdocumentation. Note: TheproceduresinthisdocumentwerewrittenfortheWindows default view, so they may not apply if you set your Lenovo® computer to theWindowsClassicview. 4. 1 Troubleshooting Display Problems Problem: Blank screen or no image is displayed on the monitor. Troubleshooting and problem resolution: 1. Check to see if the monitor has been turned on; if not, press the Power button. Check to see if the monitor power cord is loose; if so, plug the power cord securely into the monitor. [. . . ] 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. 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). [. . . ]