Lenovo 25612JU User Manual

Lenovo 25612JU Manual

Get Lenovo 25612JU PDF manuals and user guides View all Lenovo 25612JU manuals
Add to My Manuals
Save this manual to your list of manuals

Lenovo 25612JU manual content summary:

  • Lenovo 25612JU | User Manual - Page 1
    Machine type: 10093/2561/4746 H5s Series User Guide Version 1.0 2012.02 31501722
  • Lenovo 25612JU | User Manual - Page 2
    manual, it is important that you read and understand all of the related safety information for this product. Refer to the Safety and Warranty Guide Lenovo 2012. All rights reserved. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration
  • Lenovo 25612JU | User Manual - Page 3
  • Lenovo 25612JU | User Manual - Page 4
    Connecting your computer 4 1.4 Audio configuration instruction 6 1.5 Connect the power cords properly to Troubleshooting and Confirming Setup 13 3.1 Troubleshooting Display Problems 14 3.2 Troubleshooting Audio Problems 15 3.3 Troubleshooting Software Problems 15 3.4 Troubleshooting Problems
  • Lenovo 25612JU | User Manual - Page 5
    Chapter 4 Hardware Replacement Guide 19 4.1 Locations 22 4.2 Replacing hardware 25 Appendix 35 Energy Star Statement 37 2 Contents
  • Lenovo 25612JU | User Manual - Page 6
    connections Note: The descriptions in this chapter might be different from what you see on your computer, depending on the computer models and configurations. User Guide 1
  • Lenovo 25612JU | User Manual - Page 7
    drive indicator Microphone connector Note: This computer only can be placed in a vertical position. Attention: Do not insert 3-inch discs into the optical drive. 2 User Guide
  • Lenovo 25612JU | User Manual - Page 8
    a graphics card) PCI Express X 1 adapter connector (some models are equipped with USB 3.0 or TV tuner card) Power connector Voltage selection switch (selected models only) User Guide 3
  • Lenovo 25612JU | User Manual - Page 9
    set the switch to 115 V. • If the voltage supply range is 200-240 V AC, set the switch to 230 V. 115 230 1.3.2 Basic connector instructions Connector Description Microphone Use this connector to attach a microphone to your computer when you want to record sound or if you use speech-recognition
  • Lenovo 25612JU | User Manual - Page 10
    that use a DVI monitor connector. HDMI connector (optional) Connects to the HDMI connector on your display or TV. TV-Tuner connector (optional) Only supported on systems with optional TV tuner card. Note: If your computer is equipped with a wireless keyboard or mouse, follow the installation
  • Lenovo 25612JU | User Manual - Page 11
    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
  • Lenovo 25612JU | User Manual - Page 12
    to DVI (DVI cable) DVI to HDMI (DVI-HDMI cable) HDMI to HDMI (HDMI cable) HDMI to DVI (HDMI-DVI cable) Computer Cable Display     User Guide 7
  • Lenovo 25612JU | User Manual - Page 13
    key to launch the LVT (Lenovo Vantage Technology) program, Lenovo's pre-loaded Home PC software. In addition to its Lenovo Rescue System installed. To learn more about this program, repeatedly press and release the F2 key once turning on the computer until the Lenovo Rescue System open. 8 User Guide
  • Lenovo 25612JU | User Manual - Page 14
    Recovery, you must format the C: partition in NTFS format and install the operating system on the C: partition. Otherwise, the OneKey Recovery system cannot run. User Guide 9
  • Lenovo 25612JU | User Manual - Page 15
    service partition. If the service partition is deleted or damaged by someone other than authorized Lenovo service personnel, Lenovo recovery. 2. Follow the on-screen instructions to select the backup task you Lenovo applications and drivers that were shipped with your Lenovo hardware. 10 User Guide
  • Lenovo 25612JU | User Manual - Page 16
    Lenovo drivers and applications. Click Install to start installing the Lenovo Manual Installation In the Windows system, Click Start → All Programs → Lenovo → Lenovo operating system. The manual installation function can turning on the computer until the Lenovo Rescue System open, then select System
  • Lenovo 25612JU | User Manual - Page 17
    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
  • Lenovo 25612JU | User Manual - Page 18
    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
  • Lenovo 25612JU | User Manual - Page 19
    Windows default view, so they may not apply if you set your Lenovo® computer to the Windows Classic view. 3.1 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
  • Lenovo 25612JU | User Manual - Page 20
    . 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. Troubleshooting and problem resolution: • Adjust the Windows volume control - double-click the speaker icon
  • Lenovo 25612JU | User Manual - Page 21
    is unable to read a CD/DVD. Troubleshooting and problem resolution: 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
  • Lenovo 25612JU | User Manual - Page 22
    If the Service partition troubleshooting system problems: 1. The serial number of the software. The serial number was shipped with the computer and provided separately by the manufacturer. The Help Center is unable to retrieve this number. 2. The drivers for this computer model only support Guide 17
  • Lenovo 25612JU | User Manual - Page 23
    solution directly onto the display. Only use products specifically designed for cleaning displays, and follow the instructions included with the product. The following are general methods for cleaning the components: • You can day. Keep all surfaces clean and free of grease stains. 18 User Guide
  • Lenovo 25612JU | User Manual - Page 24
    Chapter Hardware Replacement Guide This chapter contains the following topics:  Identifying internal components  Identifying parts on the system board  Removing the Replacing a memory module  Replacing a hard disk drive  Replacing an optical drive  Replacing the keyboard and mouse User Guide 19
  • Lenovo 25612JU | User Manual - Page 25
    guide does not include procedures for all parts. It is expected that cables, switches, and certain mechanical parts can be replaced by trained service personnel without the need for step-by-step procedures. Note: Use only parts provided by Lenovo®. The description of the TV-Tuner card in this manual
  • Lenovo 25612JU | User Manual - Page 26
    : • CRU removal and installation information • Publications • Troubleshooting information • Parts information • Links to other useful sources information To access this information, go to http://consumersupport.lenovo.com. Tools required To disassemble the computer, you need components. User Guide 21
  • Lenovo 25612JU | User Manual - Page 27
    the computer cover". 4.1.1 Locating components and connectors The following illustrations will help you to locate the various components and connectors in your computer. 22 User Guide
  • Lenovo 25612JU | User Manual - Page 28
    Internal components The following illustration shows the components inside your computer. 3 2 1 Heatsink and system fan Optical disk drive and bay Power supply 4 5 System board Hard disk drive User Guide 23
  • Lenovo 25612JU | User Manual - Page 29
    (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. 1 2 3 4 5 6 7 jumper Mini PCI-E slot Serial (COM2) connector 24 User Guide
  • Lenovo 25612JU | User Manual - Page 30
    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. Note: Use only parts provided by Lenovo. 4.2.1 General information Pre-disassembly instructions Before proceeding with
  • Lenovo 25612JU | User Manual - 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. 26 User Guide
  • Lenovo 25612JU | User Manual - Page 32
    corresponding holes in the chassis, and then snap it into position at the bottom and top of the chassis. 4. Refer to "Completing the installation". User Guide 27
  • Lenovo 25612JU | User Manual - Page 33
    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. To replace an optical drive 1. Remove the computer cover. Refer to "Removing
  • Lenovo 25612JU | User Manual - Page 34
    it to the chassis with the screws. 10. Reattach the front bezel. Refer to "Removing the front bezel". 11. Refer to "Completing the installation". User Guide 29
  • Lenovo 25612JU | User Manual - Page 35
    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. To replace the hard disk drive 1. Remove the computer cover. Refer to "Removing
  • Lenovo 25612JU | User Manual - Page 36
    "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 31
  • Lenovo 25612JU | User Manual - Page 37
    on the system board. Push the memory module straight down into the connector until the retaining clips close. 5. Refer to "Completing the installation". 32 User Guide
  • Lenovo 25612JU | User Manual - Page 38
    in the Setup Utility program. Refer to "Starting the Setup Utility" in the Hardware Maintenance Manual. To complete the part installation: 1. Ensure that all components have been reassembled correctly and that that the cables are routed correctly before replacing the computer cover. User Guide 33
  • Lenovo 25612JU | User Manual - Page 39
    computer cover on the chassis so that the rail guides on the bottom of the computer cover engage the rails 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
  • Lenovo 25612JU | User Manual - Page 40
    any loss except when caused by installation and operations performed by Lenovo professional service personnel. You are responsible if you fail to operate the product according to instructions and requirements in the manuals included with your computer, or operate the product inappropriately. This
  • Lenovo 25612JU | User Manual - Page 41
    Trademarks Lenovo and the Lenovo logo, IdeaCentre and IdeaCentre logo are trademarks of Lenovo in the United service names referred to herein or in other Lenovo publications may be trademarks or service marks of others. All rights reserved. Names or marks of certain companies mentioned in the manuals
  • Lenovo 25612JU | User Manual - Page 42
    gas emissions. 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 information about these settings, refer to your Windows Help and Support information system. User Guide 37
  • Lenovo 25612JU | User Manual - Page 43
    38 User Guide
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
Version 1.0
2012.02
User Guide
H5s Series
Machine type: 10093/2561/4746
31501722