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HP Compaq Presario,Presario 5000 Supplementary Manual

Hp compaq presario,presario 5000: supplementary guide
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Contents
Promoting a Safe and Comfortable Work Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Important Choices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Take Action for Safety and Comfort . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Key Principles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Finding Your Comfort Zone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
A Range of Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Different Tasks, Different Postures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Organizing Your Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Feet, Knees, and Legs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Back . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Forearms, Wrists, and Hands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Shoulders and Elbows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Eyes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Arranging Your Work Area. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Keyboard and Pointing Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
Arm Supports and a Palm Rest. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Papers and Books . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Phone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
Working in Comfort . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
Using a Notebook Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
Typing Style . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
Pointing Style . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Using a Keyboard on a Sofa . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Taking Breaks and Varying Your Tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
Monitoring Your Health Habits and Exercise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
Organizing Your Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
From the Ground Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
From the Top Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Contents
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Summary of Contents for HP Compaq Presario,Presario 5000

  • Page 1: Table Of Contents

    Contents Safety and Comfort Promoting a Safe and Comfortable Work Environment ......1-2 Important Choices ........... . . 1-2 Take Action for Safety and Comfort .
  • Page 2 Self-Check ............. 1-24 Seated Position .

  • Page 3: Safety And Comfort

    Safety and Comfort a a a a WARNING: There may be a risk of serious physical injuries from working at your computer workstation. Read and follow the recommendations in this section to minimize the risk of injury and to increase your comfort. Some studies have suggested that long periods of typing, improper workstation setup, incorrect work habits, stressful work conditions and relationships, or problems in your personal health may be linked to injuries.

  • Page 4: Promoting A Safe And Comfortable Work Environment

    Promoting a Safe and Comfortable Work Environment Posture, lighting, furniture, work organization, and other work conditions and habits may affect the way you feel and how well you work. By adjusting your work environment and personal practices, you may be able to minimize fatigue and discomfort, and reduce the risk of resulting strains that some scientists believe can lead to injury.

  • Page 5: Key Principles

    Key Principles To promote safety and comfort, follow these principles whenever you use your computer. Safety and Comfort Adjust Adjust your body position and your work equipment. There is no one “right” position. Find your comfort zone, as described in this Section, and when working at your computer, frequently adjust within this zone.

  • Page 6: Finding Your Comfort Zone

    Finding Your Comfort Zone A Range of Rather than working in a single posture, find your comfort zone. Your comfort zone Positions is a range of positions that is generally appropriate and comfortable for your given work situation. Move Sitting still for long periods can cause discomfort and muscle fatigue. Changing postures is good for many parts of your body, including your spine, joints, muscles, and circulatory system.

  • Page 7: Different Tasks, Different Postures

    Different Tasks, Your choice of posture within your comfort zone may vary with your task. For Different example, you may find a reclined posture most comfortable for computer tasks, and a more upright posture more comfortable for tasks requiring frequent reference to Postures papers or books.

  • Page 8: Feet, Knees, And Legs

    Feet, Knees, and Make sure your feet can rest solidly and comfortably on the floor while sitting. Use Legs an adjustable work surface and chair that allow your feet to rest firmly on the floor, or use a footrest. If you use a footrest, be sure it is wide enough to accommodate different leg positions within your comfort zone.

  • Page 9: Back

    Back Use your chair to fully support your body. Distribute your weight evenly and use the entire seat and backrest to support your body. If your chair has adjustable low back support, match the contours of the chair’s backrest to the natural curve of your lower spine.

  • Page 10: Forearms, Wrists, And Hands

    Forearms, Keep your forearms, wrists, and hands aligned in a straight, neutral position, whether Wrists, and you are working at a desk or table, or sitting on a couch or bed. Avoid bending or angling your wrists while typing or using a pointing device. Hands Don’t anchor your wrists When typing, do not anchor or rest your wrists on your work surface, your thighs, or...

  • Page 11: Shoulders And Elbows

    * * * * HINT: Split Keyboards If you find it difficult to type with a straight, neutral wrist position, you may want to try a split keyboard. Be aware, however, that improper setup or posture while using a split keyboard can increase bending in your wrists.

  • Page 12: Arranging Your Work Area

    Cleaning your monitor and eyeglasses Keep your display screen and your eyeglasses or contact lenses clean. If you use a glare-reduction filter, clean it according to the manufacturer’s directions. Having your eyes examined To be sure that your vision is adequately corrected, have your eyes examined regularly by a vision care specialist.
  • Page 13 Many computer designs allow you to place the monitor on top of the system unit. If this places the monitor too high, you may want to move the monitor to the desktop. On the other hand, if the monitor sits on your work surface and you feel any discomfort in your neck or upper back, the monitor may be too low.
  • Page 14 Adjusting monitor height for bifocal and trifocal users If you wear bifocals or trifocals, it’s especially important to properly adjust your monitor height. Avoid tilting your head back to view the screen through the lower portion of your glasses; this could lead to muscle fatigue in your neck and back. Instead, try lowering your monitor.

  • Page 15: Keyboard And Pointing Device

    If you use a keyboard tray, make sure it is wide enough to accommodate your pointing device, such as a mouse or trackball. Otherwise, you will probably place the mouse on your desktop, higher and farther away than the keyboard. This will lead you to stretch forward repeatedly, and uncomfortably, to reach the mouse.

  • Page 16: Arm Supports And A Palm Rest

    Arm Supports You may find that supports for your forearms or hands allow you to be more relaxed and and a Palm Rest comfortable. Using arm supports Some chairs and desks provide padded areas for resting your arms. You may find it comfortable to rest the middle of your forearms on these supports while typing, pointing, or pausing.

  • Page 17: Papers And Books

    * * * * HINT: For Pauses Only Palm rests should only be used during pauses, when you are not typing or using your pointing device. AVOID! Armrests should not cause you to: Shrug or drop your shoulders. Put excessive pressure on your elbows. “Wing”...

  • Page 18: Phone

    Phone Cradling your phone between your ear and shoulder may lead to neck, shoulder, and back discomfort. If you use your phone a lot, try using a headset or positioning your phone so you pick it up with your non-dominant hand. This frees your dominant hand for note-taking.

  • Page 19: Working In Comfort

    Maintaining a high level of comfort when using a notebook computer may be more Notebook challenging than when using a desktop computer. Therefore, you should be especially alert to your body’s signals, such as any feeling of discomfort. Also, be sure to adhere Computer to the key principles presented earlier in this section.

  • Page 20: Typing Style

    * * * * HINT: Long Hours of Use You may find it more comfortable to use a full-size keyboard, monitor, and detached mouse or trackball with your notebook computer. This is especially important when working on your notebook computer for long hours.

  • Page 21: Pointing Style

    * * * * HINT: “Hunt-and-Peck” Typing Non-touch-typing causes the neck to bend forward repeatedly. To minimize this repetitive movement, learn how to touch-type so you don’t need to look down at the keyboard as often. Avoid banging on the keys. Don’t use more force than needed to press the keys. AVOID! Pointing Style Use your whole arm and shoulder to move the mouse, not just your wrist.

  • Page 22: Using A Keyboard On A Sofa

    * * * * HINT: Pointing Comfort When using a mouse or trackball, hold it loosely. Keep your hand relaxed, and click the buttons using a light touch. When you are not using your pointing device, don’t hold onto it; let it go. Switch Hands To give your hand a break, you may choose to control your mouse or trackball with the opposite hand for a while.

  • Page 23: Taking Breaks And Varying Your Tasks

    Taking Breaks As noted earlier in this section, your furniture placement, office equipment, and lighting and Varying are only a few of the factors that determine comfort. Your work habits are also very important. Remember the following: Your Tasks Take breaks When you work at your computer for long periods, take short breaks at least once per hour and preferably more often.

  • Page 24: Monitoring Your Health Habits And Exercise

    Monitoring Your The comfort and safety of working at your computer can be affected by your general Health Habits state of health. Studies have shown that a variety of health conditions may increase the risk of discomfort, muscle and joint disorders, or injuries. and Exercise These preexisting conditions include: Hereditary factors...

  • Page 25: Organizing Your Adjustments

    Organizing Your Adjustments The order in which you follow the advice in this chapters depends on the adjustability of your work surface. If your work surface height adjusts, then systematically adjust yourself and your computer “from the ground up.” If you have a fixed desk or table, systematically adjust yourself and your computer “from the top down.”...

  • Page 26: Self-Check

    Self-Check To increase your comfort and reduce potential safety risks, use this checklist to help you evaluate your work posture and habits. Seated Position Have you found a range of seated postures that are most comfortable for you? Are you changing postures within your “comfort zone” throughout the day, especially in the afternoon? Are your feet firmly planted? Are the undersides of your thighs near your knees free of pressure?

  • Page 27: Typing Style

    Typing Style Are you training yourself to lighten up when you find you are pounding on the keys? If you are not a touch typist, have you been taking typing lessons? Are you training your fingers to relax when they become tense? Do you use your whole arm to reach for keys not located near the home row? Keyboard and Is your keyboard positioned directly in front of you?

  • Page 28: Notebook Computing

    Notebook Do you change postures frequently? Computing Do you avoid resting your wrists on your thighs while typing? To avoid neck fatigue when using the computer on a sofa or bed, do you avoid reclining too far? Where possible, have you tried using a full-size keyboard and detached pointing device, such as a mouse or trackball, with your notebook computer? Similarly, have you tried using a full-size monitor? General...

  • Page 29: Electrical And Mechanical Safety Information

    Electrical and Mechanical Safety Information Introduction Compaq products are designed to operate safely when installed and used according to general safety practices. The guidelines included in this section explain the potential risks associated with computer operation and provide important safety practices designed to minimize these risks.

  • Page 30: Installation Requirements

    Installation Compaq products operate safely when used according to their marked electrical ratings Requirements and product usage instructions. Use facilities that comply with the following electrical codes to ensure the safe operation of Compaq products: In the United States, operate the product in commercial or residential structures that have electrical installation in compliance with American National Standards Institute/National Fire Protection Association (ANSI/NFPA) 70, United States National Electric Code, or ANSI/NFPA 75, Protection of Electronic Computer/Data...
  • Page 31 There are noticeable signs of overheating. The product does not operate normally when you follow the operating instructions. Servicing Except as explained elsewhere in the Compaq documentation, do not service any Compaq product yourself. Opening or removing covers that are marked may expose you to electric shock.
  • Page 32 Power sources The product should be operated only from the type of power source indicated on the product’s electrical ratings label. If you have questions about the type of power source to use, contact your Compaq authorized service provider or local power company. For a product that operates from battery power or other power sources, refer to the operating instructions included with the product.
  • Page 33 Protective attachment plug In some countries, the product cord set may be equipped with a wall plug having overload protection. This is a safety feature. If the plug needs to be replaced, be sure the Compaq authorized service provider uses a replacement plug specified by the manufacturer as having the same overload protection as the original plug.

  • Page 34: Precautions For Portable Computer Products

    Hot surfaces Allow the equipment’s internal components and hot-pluggable drives to cool before touching them. Object entry Never push a foreign object through an opening in the product. Precautions for In addition to the general precautions described earlier in this section, be sure to Portable observe the following precautions when operating a portable computer product.
  • Page 35 Accessories and options Installation of accessories and options in safety interlocked areas should performed only by individuals who are qualified in servicing computer equipment and trained to deal with products capable of producing hazardous energy levels. Products with casters Products provided with casters should be moved with care. Quick stops, excessive force, and uneven surfaces may cause the product to overturn.

  • Page 36: Precautions For Products With External Television Antenna Connectors

    Extend only one component at a time. The rack may become unstable if more than one component is extended. Use caution when pressing the component rail release latches and sliding a component into the rack. The slide rails could pinch your fingers. Do not overload the AC supply branch circuit that provides power to the rack.
  • Page 37 In addition to the general precautions described earlier in this section, be sure to observe the following precautions when operating telecommunications and network equipment. Failure to observe these precautions could result in fire, bodily injury, and damage to the equipment. Do not connect or use a modem or telephone (other than a cordless type) during a lightning storm.

  • Page 38: Antenna Grounding

    Antenna This reminder is provided to call the CATV (cable television) system installer’s Grounding attention to Section 820-40 of the NEC (National Electrical Code), which provides guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding system of the building, as close to the point of cable entry as practical.

  • Page 39: Precautions For Products With Modems, Telecommunications, Or Local Area

    Precautions for In addition to the general precautions described earlier in this section, be sure to Products with observe the following precautions when operating telecommunications and network equipment. Failure to observe these precautions could result in fire, bodily injury, and Modems, damage to the equipment.
  • Page 40 Compliance with CDRH Regulations The Center for Devices and Radiological Health (CDRH) of the U.S. Food and Drug Administration implemented regulations for laser products on August 2, 1976. These regulations apply to laser products manufactured from August 1, 1976. Compliance is mandatory for products marketed in the United States.

  • Page 41: For More Information

    For More Information If you want more information about arrangement of work space and equipment or safety standards, consult the following references: “American National Standard for Human Factors Engineering of Visual Display Terminal Workstations,” ANSI/HFS Standard No. 100-1988. Human Factors Society, Inc., P.O.
  • Page 42 International Standards Organization (ISO) Central Secretariat International Organization for Standardization 1, rue de Varembé Case postale 56 CH-1211 Genève 20, Switzerland TEL: +41 22 749 01 11 FAX: +41 22 733 34 30 http://www.iso.ch http://www.iso.ch/infoe/stbodies.html EMAIL: central@iso.ch National Safety Council Library 1121 Spring Lake Dr.

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