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A+ Guide to Managing and Maintaining your PC_ 6e

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A+ Guide to Managing and Maintaining your PC_ 6e Powered By Docstoc
					A+ Guide to Managing and
 Maintaining your PC, 6e


           Chapter 20
Notebooks, Tablet PCs, and PDAs
                               Objectives

• Learn how to select, support, and add peripheral
  devices to notebooks
• Learn how to replace and upgrade internal notebook
  components
• Learn how to troubleshoot notebooks
• Learn about technologies relating to tablet PCs
• Learn about personal digital assistants (PDAs)




A+ Guide to Managing and Maintaining your PC, 6e   2
                  Supporting Notebooks
• Notebook (laptop): a portable computer
• Comparing notebooks to full-sized computers
     – Same internal technology, but built as a single system
     – Notebooks are smaller and portable
     – Notebooks use less power
• Topics to cover:
     –   Selecting and purchasing a notebook
     –   Special considerations for servicing notebooks
     –   Caring for notebooks
     –   Connecting peripheral equipment to notebooks
A+ Guide to Managing and Maintaining your PC, 6e           3
              Tips for Buying a Notebook
• Consider a notebook if portability is important
    – Desktops are faster, cheaper, and easier to upgrade
• Purchase an extended warranty
• Select a well regarded brand
• Some guidelines for notebook components:
    – Choose an active matrix LCD panel (over dual scan)
      - Has transistors that activate each individual pixel
      providing a much faster refresh rate
    – Buy as much memory as you plan to use later
    – The best type of battery to buy is a lithium battery
 A+ Guide to Managing and Maintaining your PC, 6e             4
           Special Considerations When
              Servicing Notebooks
• Warranty concerns
    – Be careful not to void the warranty
    – Information needed before contacting technical support
         • Notebook model and serial number
         • Name, phone number, and address of the purchaser
• Service manuals and other sources of information
    – Enable you to safely disassemble a notebook
    – Where to find the necessary documentation
         • Physical manual provided by the manufacturer
         • On the Internet; e.g., the manufacturer’s Web site
 A+ Guide to Managing and Maintaining your PC, 6e               5
    Figure 20-2 The model and serial number stamped on the bottom of a
    notebook are used to identify the notebook to service desk personnel
A+ Guide to Managing and Maintaining your PC, 6e                           6
         Special Considerations When
        Servicing Notebooks (continued)
• Diagnostic tools provided by manufacturers
    – Used to pinpoint a problem component
    – Sources: setup CD or manufacturer’s Web site
    – Example: PC-Doctor – Provides over 300 diagnostic
      tests to test your hardware
• The OEM operating system build
    – Notebooks are sold with the OS preinstalled
    – Diagnostic software is customized to the notebook



 A+ Guide to Managing and Maintaining your PC, 6e         7
         Special Considerations When
        Servicing Notebooks (continued)
• Windows notebook features
    – Power management features – Allows for standby and
      hibernate which is important on a laptop
    – Support for PC cards
    – Windows 2000/XP Offline Files and Folders – Allows
      for synchronization when you reconnect to the network
    – Folder redirection under Windows 2000/XP – Instead
      of saving to your local drive, you’re saving to a network
      drive
    – Hardware profiles under Windows 2000/XP – Allows
      you to have one profile for home and one for work
• Sources for backup OS: recovery CD or partition
 A+ Guide to Managing and Maintaining your PC, 6e            8
    Figure 20-6 This notebook hard drive has a recovery partition that can
    be used to recover the system

A+ Guide to Managing and Maintaining your PC, 6e                             9
         Special Considerations When
        Servicing Notebooks (continued)
• Upgrade the operating system only if necessary
• Tips for upgrading a notebook operating system
    – Upgrade the OS using an OS build from the OEM
    – Ensure that supporting device drivers are included
    – Follow OEM’s specific instructions for the installation
• Advice for upgrading with an off-the-shelf of the OS
    – Determine if system components are compatible
    – Ensure that all device drivers are stored on hard drive
    – If recommended, flash the BIOS before the upgrade

 A+ Guide to Managing and Maintaining your PC, 6e               10
                   Caring for Notebooks

• A few general guidelines:
     –   Do not touch the LCD panel with sharp objects
     –   Use battery packs recommended by the OEM
     –   Keep your notebook at a controlled temperature
     –   Avoid direct sunlight for an extended period of time
     –   Do not touch notebook until you are grounded
• A few cleaning tips:
     – Clean the LCD panel with a soft dry cloth
     – If keys stick, spray under keys with compressed air
     – Clean the battery connections with a contact cleaner
A+ Guide to Managing and Maintaining your PC, 6e                11
        Caring for Notebooks (Continued)
• Securing a notebook
  – When leaving work, lock notebook in a secure place
  – Use a notebook cable lock to secure it to your desk
  – Use a theft-prevention plate (with an identifying label)
• Types of passwords
  – Supervisor password required for entering the BIOS, user
    (power-on), and hard drive which prevents anyone from
    using the hard drive in this or another system
  – Check CMOS setup to see if passwords are supported
• Data backups
  – Always back up critical data
  – Use an online backup service (good when traveling)
   A+ Guide to Managing and Maintaining your PC, 6e            12
       Figure 20-8 Use a cable lock system to secure a notebook
       computer to a desk to help prevent it from being stolen
A+ Guide to Managing and Maintaining your PC, 6e                  13
Figure 20-9 CMOS setup main menu shows support for four power-on passwords
  A+ Guide to Managing and Maintaining your PC, 6e                    14
      Caring for Notebooks (Continued)
• Types of batteries:
    – Ni-Cad (nickel-cadmium) – Battery memory problems
    – NiMH (nickel-metal-hydride) – Longer battery life than
      Ni-Cad
    – Lithium Ion – Last twice as long as NiMH, but have to
      have special built in circuitry to keep from exploding
    – Direct Methanol Fuel Cell (DMFC): experimental – 40
      hours with one charge
• A few tips for managing power:
    – Check the manual for battery recharging instructions
    – Use power-management features of your OS
    – Use standby or hibernate mode when notebook is idle
 A+ Guide to Managing and Maintaining your PC, 6e         15
     Caring for Notebooks (Continued)
• Power Options Properties dialog box
     – Used to modify multiple power management schemes
     – Example: cause notebook to hibernate after set time
• The battery meter can be added to the taskbar –
  Control Panel/Power Options/Advanced Tab
• Port replicator: interface to AC outlet and peripherals
• Docking station: port replicator + secondary storage
• Hardware profiles
     – Enable you to store various hardware configurations
     – Example: set up one profile to use a docking station


A+ Guide to Managing and Maintaining your PC, 6e          16
    Figure 20-13 The Power Options Properties dialog box of Windows
    2000/XP allows you to create and manage multiple power schemes
A+ Guide to Managing and Maintaining your PC, 6e                      17
     Figure 20-19 Windows XP allows you to set a hardware profile for
     different hardware configurations
A+ Guide to Managing and Maintaining your PC, 6e                        18
        Connecting Peripheral Devices to
                  Notebooks
• A few ports, switches and slots:
    –   PC Card/CardBus slot with lock switch and eject button
    –   ExpressCard slot with slot protective cover
    –   USB and FireWire ports
    –   Wireless antenna on/off switch
    –   Power jack for DC or AC power adapter
• PC Card slots and USB ports are standard equipment
• Examples of PC cards
    – Modems, network cards, sound cards, TV tuners

 A+ Guide to Managing and Maintaining your PC, 6e          19
                  Figure 20-20 Ports on the back of a notebook


A+ Guide to Managing and Maintaining your PC, 6e                 20
    Figure 20-22 Many peripheral devices are added to a notebook using
    a PC Card slot; here, a modem PC Card is inserted in a PC Card slot

A+ Guide to Managing and Maintaining your PC, 6e                          21
          Connecting Peripheral Devices to
              Notebooks (continued)
• PCMCIA (Personal Computer Memory Card
  International Association)
       – Develops standards for PC card slots
•     PCMCIA standards related to size: Type I to Type III
•     PC cards may also provide proprietary ports/adapters
•     PC card slot technologies: 16-bit ISA and 32-bit PCI
•     Two new PCMCIA standards:
       – CardBus: increases bus width to 32 bits
       – ExpressCard: matches PCI Express and USB 2.0

    A+ Guide to Managing and Maintaining your PC, 6e    22
       Figure 20-27 Dimensions of CardBus and ExpressCard cards

A+ Guide to Managing and Maintaining your PC, 6e                  23
         Connecting Peripheral Devices to
             Notebooks (continued)
• Socket service: connects or disconnects a PC card - BIOS
• Card service: provides driver after socket created - OS
• Removing a card from a PC card or ExpressCard slot
   – Click the Unplug or Eject Hardware icon in system tray
   – Click Stop to open Stop a Hardware device dialog box
   – Click OK and the proceed to eject the card
• A few tips for helping a notebook recognize a card
   – Make sure the system is on when inserting the card
   – Try installing drivers before you insert the card


   A+ Guide to Managing and Maintaining your PC, 6e           24
               Figure 20-32 Safely Remove Hardware dialog box

A+ Guide to Managing and Maintaining your PC, 6e                25
        Connecting Peripheral Devices to
            Notebooks (continued)
• WiFi review:
    –   Two connection modes: ad hoc and via access point
    –   Change wireless settings in Network Connections
    –   To make a connection, turn on wireless switch
    –   You can choose from a list of wireless networks
• Bluetooth review:
    – Used for short-range wireless; e.g., optical mouse
• Some special considerations for Bluetooth:
    – Read documentation for configuration guidelines
    – If device does not function, reinstall the device driver
 A+ Guide to Managing and Maintaining your PC, 6e                26
          Figure 20-38 Select a wireless network from those in range
A+ Guide to Managing and Maintaining your PC, 6e                       27
     Replacing and Upgrading Internal
                  Parts
•    Three common maintenance tasks:
     – Upgrading memory
     – Exchanging a hard drive
     – Replacing a broken component; e.g., the LCD panel




A+ Guide to Managing and Maintaining your PC, 6e      28
   Three Approaches to Dealing with a
         Broken Internal Device
• Factors to consider before starting a repair project:
     – Whether the warranty covers the problem
     – Whether the warranty will be voided by your action
     – How much time the repair will take
• Alternatives to fixing (or upgrading) it yourself:
     – Return notebook to the OEM or other service center
     – Substitute an external component for internal device
• Guidelines to follow if you choose to replace device:
     – Obtain instructions for replacing an internal device
     – Back up important data and take safety precautions
A+ Guide to Managing and Maintaining your PC, 6e            29
                      Upgrading Memory
• General considerations:
     – Add memory to improve performance
     – Additional memory needed for video-editing software
• Types of memory modules used in notebooks:
     –   SO-DIMMs (small outline DIMMs)
     –   SO-RIMMs (small outline RIMMs)
     –   Credit card memory
     –   Proprietary memory modules
     –   MicroDIMMs



A+ Guide to Managing and Maintaining your PC, 6e        30
 Figure 20-41 Older notebooks used credit card memory and proprietary
 memory modules, both larger than the current SO-DIMM modules


A+ Guide to Managing and Maintaining your PC, 6e                        31
        Upgrading Memory (continued)

• Preparing for the upgrade
     – Make sure you are not voiding your warranty
     – Search for best buy on a suitable and authorized part
• Upgrade process is similar to that for desktops
• General instructions for accessing memory:
     – Turn the notebook upside down
     – Remove the screws and the panel cover
     – Locate the memory modules in expansion slots
• Advice: check user guide for specific instructions

A+ Guide to Managing and Maintaining your PC, 6e          32
   Figure 20-43 To access memory modules, remove a panel cover on the
   bottom of the notebook
A+ Guide to Managing and Maintaining your PC, 6e                        33
                 Replacing a Hard Drive
• General guidelines
    – Check with OEM for drive sizes and connector types
    – Be aware or voiding manufacturer’s warranty
    – A notebook drive is 2.5 inches wide
• Other issues:
    – If old drive crashed, obtain recovery and driver CDs
    – When moving data, you may need USB-IDE converter
• General instructions for replacing the hard drive
    – Open the case, pull old drive out of bay, and replace
    – Boot the system from a recovery CD (if drive is new)
A+ Guide to Managing and Maintaining your PC, 6e          34
  Figure 20-49 First remove the floppy drive to reveal the hard drive cavity

A+ Guide to Managing and Maintaining your PC, 6e                               35
               Replacing the LCD Panel
• Diagnosing a problem when panel is dim or black:
     – Connect an external monitor to the video port
     – If external monitor works, LCD panel is likely broken
• Causes of a malfunctioning LCD panel
     – Video inverter card is not working (relatively minor)
     – Faulty LCD panel assembly (major)
• A few tips for successful a disassembly
     – Take safety precautions
     – Assemble the appropriate set of tools
     – Keep parts and screws organized

A+ Guide to Managing and Maintaining your PC, 6e               36
     Figure 20-54 Using a notepad can help you organize screws so you
     know which screw goes where when reassembling

A+ Guide to Managing and Maintaining your PC, 6e                        37
 Replacing the LCD Panel (continued)

• How to replace an LCD panel assembly
     –   Remove the battery pack
     –   Remove the keyboard (if necessary)
     –   Remove screws in the back of the notebook
     –   Remove the hinge covers
     –   Lift the cover off the notebook case
     –   Carefully disconnect wires or cables
     –   Remove screws holding the top cover and LCD panel
     –   Carefully remove the cable system


A+ Guide to Managing and Maintaining your PC, 6e        38
     Figure 20-59 Remove the top LCD cover by first removing hinge
     screws and disconnecting the hinges; then lift off the cover
A+ Guide to Managing and Maintaining your PC, 6e                     39
 Replacing a Mini PCI Wireless Network
                  Card
• Mini PCI specifications
   – Define the form factor for notebook expansion cards
   – Three types: Type I, II, and III (differ by connectors)
• Steps for removing a Mini PCI wireless network card
   –   Remove the hinged cover and the keyboard
   –   Disconnect the cable to the wireless antenna
   –   Pull outward on the securing tabs
   –   After the card pops, lift it out of the cavity
• Replacing the Mini PCI wireless network card
   – Insert card, reconnect antenna, add keyboard and cover

 A+ Guide to Managing and Maintaining your PC, 6e              40
                    Figure 20-62 Remove a Mini PCI card

A+ Guide to Managing and Maintaining your PC, 6e          41
          Other Field Replaceable Units
• A number of field replaceable units (FRUs)
     –   The motherboard and CPU
     –   The keyboard
     –   The PC Card socket assembly
     –   The optical drive (CD or DVD drive)
     –   The floppy drive
     –   A sound card
     –   A pointing device
     –   AC adapter, the battery pack and the DC controller
• OEM must approve or make replacement parts

A+ Guide to Managing and Maintaining your PC, 6e              42
            Troubleshooting Notebooks

•    Software and hardware problems are covered
•    Actions that apply to all computer troubleshooting
     – Interview the user
     – Back up any important data
     – Document each step




A+ Guide to Managing and Maintaining your PC, 6e      43
       Problems with the Power System
• A few troubleshooting guidelines
   – Check the power light (power may be off)
   – Connect the AC adapter (battery might have run down)
   – Check the connections at the adapter unit
   – Try a new AC adapter
   – Eliminate power strips
   – Try unplugging all unnecessary devices (e.g. turn off the
     wireless connection)
   – Try reseating memory modules, which may be loose
   – Replace CMOS RAM battery (if CMOS setup corrupted)


 A+ Guide to Managing and Maintaining your PC, 6e         44
                    Problems with Video

• Causes:
     – Display settings
     – The power system
     – A faulty LCD panel or inverter board
• Table 20-4 shows troubleshooting tips
• Advice for replacing the LCD panel or inverter board
     – Purchase the same LCD assembly originally installed




A+ Guide to Managing and Maintaining your PC, 6e        45
          Table 20-4 Problems with video and what to do about them
A+ Guide to Managing and Maintaining your PC, 6e                     46
     Table 20-4 Problems with video and what to do about them (continued)

A+ Guide to Managing and Maintaining your PC, 6e                        47
                   A Notebook Gets Wet

• Steps to take when a notebook gets wet:
     –   Turn off the electricity at the circuit breaker
     –   Turn off the computer and disconnect the AC adapter
     –   Turn off any attached devices
     –   Ground yourself by touching a metal unpainted part
     –   Remove any PC Cards or removable drives
     –   Remove the battery pack, memory, and hard drive
     –   Open the notebook and elevate it on two books
     –   Allow notebook to dry for 24 hours


A+ Guide to Managing and Maintaining your PC, 6e          48
              The Notebook is Dropped

•   Save your work, close all files, shutdown computer
•   Disconnect the AC adapter
•   Turn off and disconnect any external devices
•   Reinstall power adapters and turn on the notebook
•   Troubleshoot the system (if it is not working)




A+ Guide to Managing and Maintaining your PC, 6e     49
             Protecting and Retrieving Data

•     Obtain a notebook IDE adapter kit
•     Remove the notebook hard drive from the notebook
•     Connect the IDE adapter to the drive
•     Copy the data onto a hard drive in the desktop system
•     Reinstall the hard drive in the notebook




    A+ Guide to Managing and Maintaining your PC, 6e    50
       Figure 20-67 Use an IDE adapter kit to install a notebook hard
       drive into a desktop system



A+ Guide to Managing and Maintaining your PC, 6e                        51
     More Errors and What to do About
                  Them
• Other sources for notebook troubleshooting tips:
     –   Table 20-5
     –   Troubleshooting tips for desktop computers
     –   Web site of the notebook manufacturer
     –   The notebook service manual
     –   Other Internet sites (using general search)




A+ Guide to Managing and Maintaining your PC, 6e       52
          Table 20-5 Error messages and what to do about them
A+ Guide to Managing and Maintaining your PC, 6e                53
     Table 20-5 Error messages and what to do about them (continued)
A+ Guide to Managing and Maintaining your PC, 6e                       54
  Online Resources for Troubleshooting
              Notebooks
• Tips for desktops apply to troubleshooting notebooks
• Be especially conscious of warranty issues
    – Know what you can do within the warranty guidelines
• Notebook documentation is comprehensive
• OEM provides extra support for the system
• Drivers are obtained from setup CD or OEM Web site




 A+ Guide to Managing and Maintaining your PC, 6e       55
                                Tablet PCs
• Tablet PC: small notebook with special features
• Forms of tablet PC
    – A convertible tablet PC – Similar to a laptop with
      keyboard
    – A slate model tablet PC – Like a notepad without a
      physical keyboard
• Some features:
    –   Onscreen writing ability for notes and drawings
    –   Voice- and handwriting-recognition software
    –   Built-in support for wireless, wired, dial-up networking
    –   Windows XP Tablet PC Edition operating system

 A+ Guide to Managing and Maintaining your PC, 6e              56
                                     PDAs
• PDAs (personal digital assistants)
     – Sometimes called personal PCs or handheld PCs
     – Used for smaller tasks, such as scheduling
     – Examples: Palm Pilot, Pocket PC, or BlackBerry
• PDAs connect to desktop using Bluetooth or USB
• A few features: GPS receiver, fold-out keyboard
• A few questions to ask before purchase?
     – How easy is the PDA to use?
     – What operating system does the PDA use?
     – What is the price of the PDA?

A+ Guide to Managing and Maintaining your PC, 6e        57
        Figure 20-71 Garmin iQue M5 Color Pocket PC PDA and GPS
A+ Guide to Managing and Maintaining your PC, 6e                  58
                   Battery Life on a PDA

•   Battery life on a PDA varies by model
•   Some PDAs use rechargeable batteries
•   Data is lost if battery completely discharges
•   Good habit: set PDA in its cradle when not in use




A+ Guide to Managing and Maintaining your PC, 6e        59
                  Applications on a PDA

• Some tasks performed:
     –   Store addresses and phone numbers
     –   Manage a calendar
     –   Run word-processing software
     –   Send and receive e-mail
     –   Access Web sites
     –   Provide telecommunication
• Applications may be preinstalled or downloaded
• Web content read by PDA is limited

A+ Guide to Managing and Maintaining your PC, 6e   60
             Connecting a PDA to a PC

• Use cradle with cable or Bluetooth wireless
• Synchronization: process by which PDA and PC talk
• Setting up communication:
     – Install synchronization software
     – Connect the PDA
     – PDA and PC will immediately synchronize
• A few troubleshooting tips:
     – Ensure USB or serial cable is plugged in at both ends
     – Ensure USB or serial port is enabled in CMOS setup
     – Uninstall and reinstall the PDA software on the PC
A+ Guide to Managing and Maintaining your PC, 6e         61
PDA Manufacturers and Operating Systems

  • List of operating systems used on PDAs:
       –   Windows Mobile
       –   BlackBerry
       –   Palm OS
       –   Symbian OS
  • Some manufacturers:
       –   Casio
       –   Compaq
       –   Hewlett-Packard
       –   Palm (was PalmOne)
  A+ Guide to Managing and Maintaining your PC, 6e   62
                                Summary

• Notebook (laptop): portable computer
• OS build: notebook OS customized by the OEM
• Power Options Properties: used to configure AC and
  DC power management schemes
• PCMCIA: develops standards for PC card, CardBus,
  and ExpressCard slots
• Wireless notebooks can connect in an ad hoc mode
  or via an access point



A+ Guide to Managing and Maintaining your PC, 6e   63
                    Summary (continued)

• Notebook memory modules: SO-DIMMs, SO-RIMMs
  credit card memory, and proprietary memory modules
• Mini PCI specifications: define form factor for
  notebook expansion cards
• Troubleshooting notebooks is like troubleshooting
  desktops
• Tablet PC: small notebook with special user interface
• PDAs (personal digital assistants): miniature
  computer used for simple tasks, such as scheduling


 A+ Guide to Managing and Maintaining your PC, 6e   64

				
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