Notebooks, Tablet PCs, and PDAs

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Information about Notebooks, Tablet PCs, and PDAs

Published on January 6, 2009

Author: abdul3stripes


A+ Guide to Hardware, 4e : A+ Guide to Hardware, 4e Chapter 11 Notebooks, Tablet PCs, and PDAs Objectives : A+ Guide to Hardware, 4e 2 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) Introduction : A+ Guide to Hardware, 4e 3 Introduction Notebook use is growing Over half of the PCs purchased today are notebooks 30 percent of PCs in use today are notebooks Topics to cover Supporting and upgrading notebooks Troubleshooting notebooks Tablet PCs Personal digital assistants (PDAs) Supporting Notebooks : A+ Guide to Hardware, 4e 4 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 Tips for Buying a Notebook : A+ Guide to Hardware, 4e 5 Tips for Buying a Notebook Consider a notebook if portability is important Desktops are faster, cheaper, and easier to upgrade Do not buy extra features unless they are needed Extra features are costly and add to notebook weight Purchase an extended warranty Select a well regarded brand Some guidelines for notebook components: Choose an active matrix LCD panel (over dual scan) Buy as much memory as you plan to use later The best type of battery to buy is a lithium battery Special Considerations When Servicing Notebooks : A+ Guide to Hardware, 4e 6 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 Slide 7: A+ Guide to Hardware, 4e 7 Figure 11-2 The model and serial number stamped on the bottom of a notebook are used to identify the notebook to service desk personnel Slide 8: A+ Guide to Hardware, 4e 8 Figure 11-3 A notebook service manual tells you how to use diagnostic tools, troubleshoot a notebook, and replace components Special Considerations When Servicing Notebooks (continued) : A+ Guide to Hardware, 4e 9 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 The OEM operating system build Notebooks are sold with the OS preinstalled OEM: original equipment manufacturer OS build: customized operating system build Diagnostic software is customized to the notebook Special Considerations When Servicing Notebooks (continued) : A+ Guide to Hardware, 4e 10 Special Considerations When Servicing Notebooks (continued) Windows notebook features Channel aggregation: allows two modem connections Power management features Support for PC cards Windows 9x/Me Briefcase Windows 2000/XP Offline Files and Folders Folder redirection under Windows 2000/XP Hardware profiles under Windows 2000/XP Sources for backup OS: recovery CD or partition Slide 11: A+ Guide to Hardware, 4e 11 Figure 11-6 This notebook hard drive has a recovery partition that can be used to recover the system Special Considerations When Servicing Notebooks (continued) : A+ Guide to Hardware, 4e 12 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 Caring for Notebooks : A+ Guide to Hardware, 4e 13 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 Caring for Notebooks (Continued) : A+ Guide to Hardware, 4e 14 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, user (power-on), and hard drive Check CMOS setup to see if passwords are supported Data backups Always back up critical data Use an online backup service (good when traveling) Slide 15: A+ Guide to Hardware, 4e 15 Figure 11-8 Use a cable lock system to secure a notebook computer to a desk to help prevent it from being stolen Slide 16: A+ Guide to Hardware, 4e 16 Figure 11-9 CMOS setup main menu shows support for four power-on passwords Caring for Notebooks (Continued) : A+ Guide to Hardware, 4e 17 Caring for Notebooks (Continued) Two power sources: AC adapter and DC adapter Types of batteries: Ni-Cad (nickel-cadmium) NiMH (nickel-metal-hydride) Lithium Ion Direct Methanol Fuel Cell (DMFC): experimental 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 Caring for Notebooks (Continued) : A+ Guide to Hardware, 4e 18 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 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 Slide 19: A+ Guide to Hardware, 4e 19 Figure 11-13 The Power Options Properties dialog box of Windows 2000/XP allows you to create and manage multiple power schemes Slide 20: A+ Guide to Hardware, 4e 20 Figure 11-19 Windows XP allows you to set a hardware profile for different hardware configurations Connecting Peripheral Devices to Notebooks : A+ Guide to Hardware, 4e 21 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 Slide 22: A+ Guide to Hardware, 4e 22 Figure 11-20 Ports on the back of a notebook Slide 23: A+ Guide to Hardware, 4e 23 Figure 11-22 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 Connecting Peripheral Devices to Notebooks (continued) : A+ Guide to Hardware, 4e 24 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 Slide 25: A+ Guide to Hardware, 4e 25 Figure 11-27 Dimensions of CardBus and ExpressCard cards Connecting Peripheral Devices to Notebooks (continued) : A+ Guide to Hardware, 4e 26 Connecting Peripheral Devices to Notebooks (continued) Socket service: connects or disconnects a PC card Card service: provides driver after socket created 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 Slide 27: A+ Guide to Hardware, 4e 27 Figure 11-32 Safely Remove Hardware dialog box Connecting Peripheral Devices to Notebooks (continued) : A+ Guide to Hardware, 4e 28 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 Slide 29: A+ Guide to Hardware, 4e 29 Figure 11-38 Select a wireless network from those in range Replacing and Upgrading Internal Parts : A+ Guide to Hardware, 4e 30 Replacing and Upgrading Internal Parts Three common maintenance tasks: Upgrading memory Exchanging a hard drive Replacing a broken component; e.g., the LCD panel Three Approaches to Dealing with a Broken Internal Device : A+ Guide to Hardware, 4e 31 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 Upgrading Memory : A+ Guide to Hardware, 4e 32 Upgrading Memory General considerations: Add memory to improve performance Additional memory needed for video-editing software Types of video memory: dedicated and shared Types of memory modules used in notebooks: SO-DIMMs (small outline DIMMs) SO-RIMMs (small outline RIMMs) Credit card memory Proprietary memory modules MicroDIMMs Slide 33: A+ Guide to Hardware, 4e 33 Figure 11-41 Older notebooks used credit card memory and proprietary memory modules, both larger than the current SO-DIMM modules Upgrading Memory (continued) : A+ Guide to Hardware, 4e 34 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 Slide 35: A+ Guide to Hardware, 4e 35 Figure 11-43 To access memory modules, remove a panel cover on the bottom of the notebook Replacing a Hard Drive : A+ Guide to Hardware, 4e 36 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) Slide 37: A+ Guide to Hardware, 4e 37 Figure 11-49 First remove the floppy drive to reveal the hard drive cavity Replacing the LCD Panel : A+ Guide to Hardware, 4e 38 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 Slide 39: A+ Guide to Hardware, 4e 39 Figure 11-52 Tools for disassembling a notebook computer Slide 40: A+ Guide to Hardware, 4e 40 Figure 11-54 Using a notepad can help you organize screws so you know which screw goes where when reassembling Replacing the LCD Panel (continued) : A+ Guide to Hardware, 4e 41 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 Slide 42: A+ Guide to Hardware, 4e 42 Figure 11-59 Remove the top LCD cover by first removing hinge screws and disconnecting the hinges; then lift off the cover Replacing a Mini PCI Card : A+ Guide to Hardware, 4e 43 Replacing a Mini PCI 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 Slide 44: A+ Guide to Hardware, 4e 44 Figure 11-62 Remove a Mini PCI card Other Field Replaceable Units : A+ Guide to Hardware, 4e 45 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 Troubleshooting Notebooks : A+ Guide to Hardware, 4e 46 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 Problems with the Power System : A+ Guide to Hardware, 4e 47 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 Try reseating memory modules, which may be loose Replace CMOS RAM battery (if CMOS setup corrupted) Problems with Video : A+ Guide to Hardware, 4e 48 Problems with Video Causes: Display settings The power system A faulty LCD panel or inverter board Table 11-4 shows troubleshooting tips Advice for replacing the LCD panel or inverter board Purchase the same LCD assembly originally installed Slide 49: A+ Guide to Hardware, 4e 49 Table 11-4 Problems with video and what to do about them Slide 50: A+ Guide to Hardware, 4e 50 Table 11-4 Problems with video and what to do about them (continued) A Notebook Gets Wet : A+ Guide to Hardware, 4e 51 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 The Notebook is Dropped : A+ Guide to Hardware, 4e 52 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 Troubleshooting the system (if it is not working) Protecting and Retrieving Data : A+ Guide to Hardware, 4e 53 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 Slide 54: A+ Guide to Hardware, 4e 54 Figure 11-67 Use an IDE adapter kit to install a notebook hard drive into a desktop system More Errors and What to do About Them : A+ Guide to Hardware, 4e 55 More Errors and What to do About Them Other sources for notebook troubleshooting tips: Table 11-5 Troubleshooting tips for desktop computers Web site of the notebook manufacturer The notebook service manual Other Internet sites (using general search) Slide 56: A+ Guide to Hardware, 4e 56 Table 11-5 Error messages and what to do about them Slide 57: A+ Guide to Hardware, 4e 57 Table 11-5 Error messages and what to do about them (continued) Online Resources for Troubleshooting Notebooks : A+ Guide to Hardware, 4e 58 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 Surveying Tablet PCs : A+ Guide to Hardware, 4e 59 Surveying Tablet PCs Tablet PC: small notebook with special features Forms of tablet PC A convertible tablet PC A slate model tablet PC A tablet PC with a docking station 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 Surveying PDAs : A+ Guide to Hardware, 4e 60 Surveying 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? Slide 61: A+ Guide to Hardware, 4e 61 Figure 11-71 Garmin iQue M5 Color Pocket PC PDA and GPS Battery Life on a PDA : A+ Guide to Hardware, 4e 62 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 Applications on a PDA : A+ Guide to Hardware, 4e 63 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 Connecting a PDA to a PC : A+ Guide to Hardware, 4e 64 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 PDA Manufacturers and Operating Systems : A+ Guide to Hardware, 4e 65 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) Summary : A+ Guide to Hardware, 4e 66 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 Summary (continued) : A+ Guide to Hardware, 4e 67 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

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