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Understanding Laptops and Portable Devices: Components, Features, and Comparison

In this chapter, you'll explore the essentials of laptops and portable devices. You'll learn to identify various components, understand the distinctions between laptops and desktops, and master the intricacies of configuration. We’ll also delve into the evolution of laptops and PDAs, review proactive maintenance techniques, and troubleshooting strategies. By the end, you will gain insights into the latest mobile standards, smartphone functionalities, and how these devices have changed over time.

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Understanding Laptops and Portable Devices: Components, Features, and Comparison

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  1. PC Support & Repair Chapter 6 Fundamental Laptops & Portable Devices

  2. Objectives • After completing this chapter, you will meet these objectives: • Describe laptops and other portable devices. • Identify and describe the components of a laptop. • Compare and contrast desktop and laptop components. • Explain how to configure laptops. • Compare the different mobile phone standards. • Identify common preventive maintenance techniques for laptops and portable devices. • Describe how to troubleshoot laptops and portable devices.

  3. History of Laptops

  4. Laptop Features & Uses • Name some… • Compare early laptops to today’s

  5. PDAs • The PDA is an electronic personal organizer: • Address book • Calculator • Alarm clock • Internet access • E-mail • Global positioning

  6. Smartphones • Mobile phone w/ PDA • Built-in camera • Document access • E-mail • Abbreviated note-taking • Television • Smartphone connectivity and PDA connectivity include Bluetooth and regular USB cable connections.

  7. Review • Why would you buy a laptop over a desktop? • Mobile, portable • What are some features of a Smartphone or PDA?

  8. Identify Components of Laptops • Describe the components found on the outside of the laptop. • Describe the components found on the inside of the laptop. • Describe the components found on the laptop docking station.

  9. Laptop Components- Outside • Bluetooth • Battery • Standby • Reduces electricity • Shuts off monitor, hard drive, CPU • Little left for RAM so you can resume

  10. Laptop Components- Outside Back • Battery • Parallel • AC • VGA

  11. Types of Batteries • NiCd • Heavy, memory effect • NiMH • Moderate weight, no memory effect, only so many charges • Li-Ion • Light, no memory effect, gets hot, get freshest • Li-Poly • $$, light, small, charge fast

  12. Laptop Components- Outside Side • Kensington Lock • USB Ports • S-Video • 4-pin • Sends video only • RJ11 Modem • RJ45 Ethernet • Ethernet LED • Connect LED • Traffic LED • Audio Jacks • Green- Spkr/Hdph • Pink- Mic • Vent • Expansion Slot • PC Card (old) & Express Card (new)

  13. Laptop Components- Outside Front • Infrared Port • Short range, printer • Speakers • Sometimes on top • Latch to open it • More vents

  14. Laptop Components- Other Side • Optical Drive • VGA Port • Others: • HDMI • eSATA • Firewire • Card Reader

  15. Laptop Components- Bottom • Battery removal latches • Docking Station connector • RAM Access panel • HD Access panel

  16. Lab • View the virtual laptop • View the real laptop

  17. Laptop Components- Open • Touchpad & pointer • Fingerprint Reader • Power • Multimedia/Volume buttons

  18. Laptop Components- Open • Wireless • Bluetooth • Number Lock • Caps Lock • HD Activity • Power • Battery • Standby

  19. Input Devices • May need drivers & configurations • Stylus • Tablet • Barcode reader • Scanner • Light pen • Web camera • PC game device • Control Panel or in All Programs

  20. Laptop Monitor • LCD or LED • LED uses less battery & thinner • Adjustments made in software • Brightness, contrast, etc • Can use external monitor • VGA port • Fn button to switch displays

  21. Docking Station • Also port replicator • Smaller than dock • No speakers • Attach laptop to this base • Has special connector • Connects to monitor, mouse, keyboard, network, etc • Can be locked in w/ key

  22. Lab • Virtual Lab with docking station

  23. Laptop vs. Desktop • Compare and contrast desktop and laptop motherboards. • Compare and contrast desktop and laptop processors. • Compare and contrast desktop and laptop power management. • Compare and contrast desktop and laptop expansion capabilities.

  24. Laptop vs. Desktop • Compare & contrast

  25. Laptop vs. Desktop • Laptop MB proprietary • SoDIMM

  26. Laptop vs. Desktop- CPU • Laptop CPU designed for less power & heat • CPU Throttling • Changes speed to reduce heat & power • Allows for longer use on battery power • Mobile processors • May be less speed

  27. Laptop vs. Desktop- Power Options • Desktop • Always plugged in • Battery keeps BIOS/clock running • Laptop • DC power (AC to DC convertor) • Advanced Power Management (APM) OLD • Bios controlled settings • Advanced Configuration and Power Interface (ACPI) • The OS controls power management

  28. Laptop vs. Desktop- Expansion • Desktop • Internal bays of 3.5” & 5.25” • PCI Slots • USB, FireWire • Laptop • PC Card expansion- OLD • Hot-swap bays • USB, FireWire

  29. Types of Expansion- Storage • Storage Devices • Magnetic • Moving parts • Flash • SSD • Optical • CD- 700MB • DVD- 8.5GB per side • BD- 25GB per side

  30. Types of Expansion- Slots • PCMCIA/PC Card- OLD • All 54mm wide • Type I • 16-bit, slow, 3.3mm thick • PDA memory expansion only • Type II • 16 or 32-bit, 5.0mm thick • I/O devices like modems with dongles • Type III • 10.5mm thick • I/O devices without dongle use

  31. Types of Expansion- Slots • PC ExpressCards • Replaced PCMCIA • Faster throughput • 34 or 54mm wide, 5mm thin • Hot-pluggable • Replaced by USB 2.0/3.0

  32. How to Configure Laptops • Describe how to configure power settings. • Describe the safe installation and removal of laptop components.

  33. Configure Power Settings- BIOS • ACPI Standards • Help create a power scheme (plan) to maximize battery/computer performance • In BIOS • Under Power • Must be enabled in order to configure in Windows

  34. ACPI States • S0- On & CPU running • S1- CPU/RAM get power, unused devices not • S2- CPU off • S3- Suspend (XP)/Sleep (Vista/7), RAM gets power • S4- Hibernate, RAM contents saved to file in HD • S5- Off

  35. Configure Power Settings- OS • In Control Panel, Power Options • Hard drive • Display • Shut Down, Hibernate, and Suspend/Sleep modes • Low-battery warnings • What do you think consumes a lot of the battery power in laptops? • Hard drive & Display

  36. Power Schemes/Plans • Use preset or customize

  37. Laptop Power Options • XP • Standby – Docs & apps saved in RAM; powers on quickly • Hibernate – Docs & apps saved to a temp file on HD; takes a little longer than Standby to power on • Vista/7 • Sleep – Just like Standby • Hibernate

  38. Lab • Power Management Worksheet • Screenshot of your computers Power Option Settings

  39. Remove/Install Laptop Components • What might need to be replaced on a laptop? • Hot-swappable • Removed/replaced while powered on • If not hot-swap, unplug & remove battery before replacing/installing • HD, RAM. Battery NOT hot-swap • AC adapter may be auto-switching • 110-220v

  40. Replacing the Battery • Shut off • Unplug power • Unlock • Release lever • Slide out • Install • Slide in • Make sure locked

  41. Replace the Optical Drive • Remove any media 1st • Use Safely Remove Hardware • Unlock • Remove drive

  42. Replace the Hard Drive • 2.5” HD • Unscrew • Remove

  43. Add/Replace RAM • Unplug & remove battery! • SODIMM Removal • Remove screw to door • Press outward on clips that hold the SODIMM • Lift up to remove the SODIMM • Install SODIMM • Align the notch at a 45-degree angle • Gently press down until clips lock • Replace cover and install screw

  44. Lab • Virtual Laptop: Replace Components • Try it on real laptop

  45. Configure Communications Hardware • Ethernet/Wireless • Control Panel, Network, TCP/IP • IP Address set Auto or Manual • Modem • Control Panel, Phone & Modem Options • Add New Modem Wizard • Bluetooth • Turn on device, go to Control Panel to Add device, it searches for it & adds it • Look for indicator

  46. Configure Communications Hardware • Infrared • In Control Panel, align to setup • Needs to be within 3 feet • Can send/receive data, pictures • Cellular • Internal or USB • Need software from cell

  47. Mobile Phone Standards • 3G • Phone, data, text, photos, video, Internet, GPS • 4G • Higher data speeds

  48. Preventive Maintenance for Laptops • Identify appropriate cleaning procedures • Identify optimal operating environments

  49. Cleaning • Keyboard & touchpad • Wipe w/ lint-free cloth & screen cleaner • Vents • Compressed air • LCD screen • Cloth & cleaner • DO NOT spray cleaner on screen! • Floppy Drive • Floppy clean kit

  50. Cleaning CD or DVD • Hold disc by outer edge or by inside edge • Use a lint-free cotton cloth • Wipe from center of disc outward • Never use a circular motion • Apply a CD/DVD cleaning solution to lint-free cloth, & wipe again • Allow disc to dry before it is inserted into the drive

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