Lenovo 5248- User Manual

Lenovo 5248

Lenovo 5248– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 5 – Contents; iii
  • Page 6 – iv
  • Page 7 – Important safety information; ThinkCentre Safety and Warranty Guide; that you received with this product for; If you no longer have a copy of the
  • Page 9 – Chapter 1. Product overview; Features; System information
  • Page 12 – Specifications
  • Page 13 – Software overview; Software provided by Lenovo; Lenovo ThinkVantage Tools; The Lenovo ThinkVantage; ThinkVantage Productivity Center; the Windows Vista operating system from Lenovo.; Lenovo Welcome
  • Page 14 – ThinkVantage Rescue and Recovery; The ThinkVantage Rescue and Recovery; Power Manager; Lenovo Solution Center
  • Page 15 – Antivirus software; Locating computer controls, connectors, and parts
  • Page 16 – Using your computer in monitor mode; on the front of your computer to switch your
  • Page 17 – Rear view
  • Page 18 – Component locations
  • Page 19 – see “Removing or reinstalling the lift stand” on page 15.
  • Page 20 – System board part and connector locations
  • Page 21 – Chapter 2. Installing or replacing hardware; Installing or replacing hardware
  • Page 22 – Removing the computer cover; To remove the computer cover, do the following:; Removing or reinstalling the frame stand; To remove or reinstall the frame stand, do the following:
  • Page 23 – will need them when installing the frame stand.; Lift the frame stand off the computer and put it in a safe place.; Removing or reinstalling the lift stand; To remove or reinstall the lift stand, do the following:
  • Page 25 – Removing or reinstalling the rear I/O assembly cover; To remove or reinstall the rear I/O assembly cover, do the following:
  • Page 26 – Removing or reinstalling the VESA frame cover; To remove or reinstall the VESA frame cover, do the following:
  • Page 27 – the computer, and then lift it up to remove it from the VESA frame.; Removing or reinstalling the VESA frame; To remove or reinstall the VESA frame, do the following:
  • Page 28 – locations” on page 12.; Installing or replacing a memory module
  • Page 29 – Insert the notched end
  • Page 30 – Replacing the battery; This section provides instructions on how to replace the battery.
  • Page 31 – might be displayed. This is normal after replacing the battery.; Replacing the hard disk drive; To replace the hard disk drive, do the following:
  • Page 32 – remove it from the hard disk drive bay.; pin
  • Page 33 – Align the four pins; disk drive bracket downward until it is secured by the two tabs
  • Page 34 – Replacing the optical drive
  • Page 35 – Replacing the heat sink; To replace the heat sink, do the following:
  • Page 38 – Replacing the microprocessor; To replace the microprocessor, do the following:
  • Page 39 – kept as clean as possible.
  • Page 40 – Replacing the WI-FI card
  • Page 41 – Replacing the Bluetooth module
  • Page 42 – module downward until it is secured into place.; Replacing the multi-touch board
  • Page 44 – Replacing the ambient light sensor
  • Page 45 – Replacing the ExpressCard; The ExpressCard is available only in some models.
  • Page 46 – Replacing the internal speakers; To replace the internal speakers, do the following:
  • Page 47 – Replacing the integrated camera with microphone
  • Page 48 – Remove the two screws; Replacing the microprocessor fan assembly
  • Page 50 – Replacing the card reader; The card reader is available only in some models.; to secure the card reader.
  • Page 51 – Replacing the rear I/O assembly
  • Page 52 – Remove the four screws; Replacing the right I/O assembly
  • Page 53 – Remove the three screws; Replacing the power supply
  • Page 55 – Replacing the keyboard; Replacing the PS/2 or USB keyboard
  • Page 56 – Replacing the wireless keyboard; To replace the wireless keyboard, do the following:
  • Page 57 – Replacing the mouse; Replacing the PS/2 or USB mouse; Replacing the wireless mouse
  • Page 58 – Switch off the power button on the bottom of the wireless mouse.; Completing the parts replacement
  • Page 59 – of the computer until the cover is secured into place.; and “Rear view” on page 9.; Obtaining device drivers
  • Page 60 – Kensington; Password protection; To erase a lost or forgotten password, do the following:
  • Page 61 – holding the power switch for approximately five seconds.
  • Page 63 – Chapter 3. Recovery information; Creating and using recovery media
  • Page 64 – Performing backup and recovery operations
  • Page 65 – Performing a recovery operation; In the Rescue and Recovery main window, click the; Using the Rescue and Recovery workspace
  • Page 66 – Microsoft Office; Creating and using a rescue medium
  • Page 67 – Using a rescue medium; The rescue medium starts.; Installing or reinstalling device drivers
  • Page 68 – Use Windows Explorer or; My Computer; to display the directory structure of your hard disk drive.; Solving recovery problems
  • Page 69 – Chapter 4. Using the Setup Utility program; Starting the Setup Utility program; Set Administrator Password
  • Page 71 – Enabling or disabling a device; Selecting a startup device
  • Page 72 – Exiting the Setup Utility program
  • Page 73 – Chapter 5. Updating system programs; Using system programs; Startup Device
  • Page 77 – Chapter 6. Troubleshooting and diagnostic programs; Basic troubleshooting
  • Page 78 – Diagnostic programs; See “PC-Doctor for DOS” on page 71 for detailed information.
  • Page 79 – Lenovo ThinkVantage Toolbox; . Follow the instructions; PC-Doctor for Rescue and Recovery; From the Rescue and Recovery workspace, select
  • Page 80 – Cleaning an optical mouse
  • Page 82 – Lenovo Web site
  • Page 83 – Problem determination
  • Page 84 – Support phone list; or refer to the; Using other services; Warranty; the instructions on the screen.; Purchasing additional services
  • Page 87 – Recycling information for Brazil; Declarações de Reciclagem no Brasil
  • Page 88 – This mark applies only to countries within the European Union (EU).; Trademarks
  • Page 92 – India RoHS
  • Page 93 – Index
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ThinkCentre
User Guide

Machine Types:

0800, 0852, 0870, 2471, 2557, 3091, 3265, 3373,

3429, 3650, 3678, 4285, 5205, and 5248

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Summary

Page 5 - Contents; iii

Contents Important safety information . . . . . . v Chapter 1. Product overview . . . . . . 1 Features . . . . . . . . . . . . . . . . . . 1 Single-touch and multi-touch feature . . . . . 3 Specifications . . . . . . . . . . . . . . . . 4 Software overview . . . . . . . . . . . . . . 5 Software prov...

Page 6 - iv

Recovering from a POST/BIOS update failure . . 66 Chapter 6. Troubleshooting anddiagnostic programs . . . . . . . . . 69 Basic troubleshooting . . . . . . . . . . . . 69 Diagnostic programs . . . . . . . . . . . . 70 Lenovo Solution Center . . . . . . . . . 70 Lenovo ThinkVantage Toolbox . . . . . ....

Page 7 - Important safety information; ThinkCentre Safety and Warranty Guide; that you received with this product for; If you no longer have a copy of the

Important safety information CAUTION:Before using this manual, be sure to read and understand all the related safety information for thisproduct. Refer to the ThinkCentre Safety and Warranty Guide that you received with this product for the latest safety information. Reading and understanding this s...

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