HP Pavilion XT545 Supplementary Manual
HP Pavilion XT545 Supplementary Manual

HP Pavilion XT545 Supplementary Manual

Hp pavilion xt545: supplementary guide
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Safety & Comfort Guide
Also available at
www.hp.com/ergo
Document Part Number: 297660-002
This guide describes proper workstation setup, posture, and
health and work habits for computer users. In addition, this
guide contains electrical and mechanical safety information
applicable to all HP products.

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Summary of Contents for HP Pavilion XT545

  • Page 1 Safety & Comfort Guide Also available at www.hp.com/ergo Document Part Number: 297660-002 This guide describes proper workstation setup, posture, and health and work habits for computer users. In addition, this guide contains electrical and mechanical safety information applicable to all HP products.
  • Page 2 “as is” without warranty of any kind, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose, and is subject to change without notice. The warranties for HP products are set forth in the express limited warranty statements accompanying such products. Nothing herein should be construed as constituting an additional warranty.
  • Page 3 The following pages describe proper workstation setup, posture, and health and work habits for computer users. In addition, this Guide contains product safety information applicable to all HP products. ARNING Å...
  • Page 4 Warning Safety & Comfort Guide...
  • Page 5: Table Of Contents

    Warning 1 Promoting a Safe and Comfortable Work Environment Important Choices ......... 1–2 2 Finding Your Comfort Zone A Range of Positions .
  • Page 6 Installation Requirements ........7–2 General Precautions for HP Products ......7–3 Precautions for Portable Computer Products .
  • Page 7 ROMOTING A AFE AND OMFORTABLE NVIRONMENT Adjust into Your Comfort Zone Whether you are an adult sharing a computer at work, or a student sharing a computer at school or at home, each time you sit down, adjust the environment to your needs.
  • Page 8: Promoting A Safe And Comfortable Work Environment

    Promoting a Safe and Comfortable Work Environment Important Choices IMPORTANT Posture, lighting, furniture, work organization, and other Some scientists work conditions and habits cay affect the way you feel and believe that working how well you work. By adjusting your work environment intensely, or for a and personal practices, you may be able to minimize long time in...
  • Page 9: Key Principles

    Key Principles To promote safety and comfort, follow these principles whenever you use your computer. Safety & Comfort Guide Promoting a Safe and Comfortable Work Environment ADJUST Adjust your body position and your work ◆ equipment. There is no one “right” position. Find your ◆...
  • Page 10 Promoting a Safe and Comfortable Work Environment 1–4 LISTEN Listen to your body. ◆ Pay attention to any tension, discomfort, or ◆ pain you may feel, and take immediate action to relieve it. REMEMBER Exercise regularly and maintain general ◆ fitness;...
  • Page 11 INDING OMFORT Vary Your Posture Depending on your tasks, you may find a range of sitting and standing postures that are comfortable. Within your comfort zone, change postures often throughout the day. Reclined Upright Standing Safety & Comfort Guide 2–1...
  • Page 12: Finding Your Comfort Zone

    Finding Your Comfort Zone A Range of Positions That afternoon Rather than working in a single posture, find your comfort slump zone. Your comfort zone is a range of positions that is Pay particular generally appropriate and comfortable for your given work situation.
  • Page 13: Feet, Knees, And Legs

    Feet, Knees, and Legs TIPS Walk Make sure your feet can rest solidly and comfortably on Get up from your the floor while sitting. Use an adjustable work surface and desk frequently and chair that allow your feet to rest firmly on the floor, or use a footrest.
  • Page 14: Back

    Finding Your Comfort Zone Back Adjust often Use your chair to fully support your body. Distribute your If your chair is weight evenly and use the entire seat and backrest to adjustable, support your body. If your chair has adjustable low back support, match the contours of the chair’s backrest to the experiment with the natural curve of your lower spine.
  • Page 15: Shoulders And Elbows

    Shoulders and Elbows Relax To minimize muscle tension, your shoulders should be Remember to relax, relaxed, not elevated or drooped particularly in areas section “Supporting Your should be placed comfortably in relation to your keyboard where muscle height. Position your elbows in a zone that is near the tension often builds, height of your keyboard's home row (the row that includes such as your neck...
  • Page 16: Forearms, Wrists, And Hands

    Finding Your Comfort Zone Forearms, Wrists, and Hands Split keyboards While typing or using a pointing device, keep your If you find it difficult forearms, wrists, and hands in their neutral comfort zone. to type with a You are the best judge of what feels comfortable to you. One way to find your comfort zone is to completely relax comfortable, neutral your arms, wrists, and hands at your sides and notice how...
  • Page 17 Handhelds The information in this section regarding comfortable, neutral forearm, wrist, and hand positions applies to users of handhelds as well, whether you are typing with a stylus or thumb keyboard. Safety & Comfort Guide Finding Your Comfort Zone RIGHT Maintain a comfortable, neutral wrist position.
  • Page 18: For More Information

    Finding Your Comfort Zone Eyes Eyes TIPS Think about your Working at your computer for long periods can be a blink visually demanding task and may cause your eyes to While looking at your become irritated and fatigued. Therefore, you should give special attention to vision care, including the following monitor, remember recommendations:...
  • Page 19: Arranging Your Work Area

    RRANGING Positioning Your Monitor You may find a range of monitor heights that allows your head to be balanced comfortably over your shoulders. Safety & Comfort Guide 3–1...
  • Page 20: Monitor

    Arranging Your Work Area Monitor Eye height You will reduce eye strain and muscle fatigue in your neck, Your eye height will shoulders, and upper back by properly positioning your change considerably monitor and adjusting its angle. whether you use a Positioning the Monitor reclining or upright posture, or some...
  • Page 21 Adjusting Monitor Height for Bifocal, Trifocal, TIPS and Progressive Addition Lens Users Eliminating glare If you wear bifocals, trifocals, or progressive addition Try positioning your lenses, it's especially important to properly adjust your monitor so that its monitor height. Avoid tilting your head back to view the side faces the screen through the lower portion of your glasses;...
  • Page 22: Keyboard And Pointing Device

    Arranging Your Work Area Keyboard and Pointing Device Switch hands Place your keyboard, mouse, and other input devices so To give your pointing that you can use them with your body in a relaxed, hand a break, you comfortable position. In this way, you do not have to reach or shrug your shoulders while working.
  • Page 23 Using a Keyboard Tray Comfortably 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 24: Arm Supports And Palm Rest

    Arranging Your Work Area Arm Supports and Palm Rest AVOID! Armrests should not You may find that supports for your forearms or hands cause you to: allow you to be more relaxed and comfortable. Elevate or droop ◆ Supporting Your Forearms your shoulders.
  • Page 25 Using a Palm Rest A palm rest (sometimes called a wrist rest) is designed to For pauses only provide support during pauses, not during typing or Palm rests should pointing. While typing or while using a pointing device, only be used during keep your wrists free to move and not anchored or resting pauses, when you on a palm rest, the work surface, or your thighs.
  • Page 26: Papers And Books

    Arranging Your Work Area Papers and Books Select a work surface or surfaces that are large enough to hold the computer equipment and any additional items required for your work. To help minimize eye fatigue, position any materials to which you frequently refer at about the same viewing distance.
  • Page 27: Phone

    Phone Talking comfort Cradling your phone between your ear and shoulder may Keep your head lead to neck, shoulder, and back discomfort. If you use balanced your phone a lot, try using a headset or positioning your phone so you pick it up with your non-dominant hand. This comfortably over frees your dominant hand for note-taking.
  • Page 28 Arranging Your Work Area 3–10 Safety & Comfort Guide...
  • Page 29: Working In Comfort

    ORKING IN OMFORT On the Road In a hotel room, use a blanket for padding your chair and a rolled towel as an inventive way to support your lower back area. Safety & Comfort Guide 4–1...
  • Page 30: Using A Notebook Computer

    Working in Comfort Using a Notebook Computer TIPS Notebook comfort Maintaining a high level of comfort when using a notebook When you must computer may be more challenging than when using a work where proper desktop computer. Therefore, you should be especially alert to your body’s signals, such as any feeling of seating or support discomfort.
  • Page 31: Typing Style

    Typing Style TIPS Keep it light Observe your typing style and notice how you use your If your typing is on fingers and hands. Avoid keeping any unnecessary the heavy side, tension in your thumbs and fingers. Observe whether you have a heavy touch or a light touch while typing.
  • Page 32: Pointing Style

    Working in Comfort Pointing Style TIPS Pointing comfort Use your whole arm and shoulder to move the mouse, not When using a just your wrist. Do not rest or anchor your wrist while mouse, trackball, or using your pointing device; keep your wrist, arm, and shoulder free to move.
  • Page 33: Using A Keyboard On A Sofa Or Bed

    Using a Keyboard on a Sofa or Bed Back comfort Even if you use your keyboard in a seemingly comfortable On a sofa, chair, or place such as a sofa, bed, or your favorite lounge chair, bed, it is especially you can still experience discomfort by sitting in an awkward position or in one position for too long.
  • Page 34: Taking Breaks And Varying Your Tasks

    Working in Comfort Taking Breaks and Varying Your Tasks Try it and see As noted earlier in this Guide, your furniture placement, Contrary to what office equipment, and lighting are only a few of the factors some may believe, that determine comfort. Your work habits are also very important.
  • Page 35: Monitoring Your Health Habits And Exercise

    Monitoring Your Health Habits and Exercise The comfort and safety of working at your computer can be affected by your general state of health. Studies have shown that a variety of health conditions may increase the risk of discomfort, muscle and joint disorders, or injuries. These preexisting conditions include: ❒...
  • Page 36 Working in Comfort 4–8 Safety & Comfort Guide...
  • Page 37: Organizing Your Adjustments

    Be inventive Adjustable furniture designed for computer use may not always be available. However, you can use towels, pillows, blankets, and books in many ways, such as to: Raise the height of ◆ your chair. Create a footrest. ◆ Support your ◆...
  • Page 38 Organizing Your Adjustments 5–2 Safety & Comfort Guide...
  • Page 39: Your Safety & Comfort Checklist

    Double-check Periodically double-check your postures and habits using this checklist. If you’ve forgotten a tip or two, reread Chapters 1 through 5 of this Guide. Listen to your body Any time you make changes to your tasks, work area, or posture, “listen”...
  • Page 40: Eyes

    Your Safety & Comfort Checklist Eyes ❒ ❒ ❒ ❒ ❒ Typing Style ❒ ❒ ❒ ❒ 6–2 Do you rest your eyes frequently by focusing on a distant point ? Do you get your eyes examined regularly by a vision care specialist? Do you blink enough? If you wear bifocals, trifocals, or progressive addition...
  • Page 41: Keyboard And Pointing Device

    Keyboard and Pointing Device ❒ ❒ ❒ ❒ ❒ ❒ ❒ ❒ Monitor ❒ ❒ ❒ ❒ ❒ ❒ Safety & Comfort Guide Is your keyboard positioned directly in front of you? Are your keyboard height and slope adjusted so that your wrists are in a comfortable, neutral position and your shoulders relaxed? If you are typing with the keyboard on your lap, are...
  • Page 42: Notebook Computer

    Your Safety & Comfort Checklist Notebook Computer ❒ ❒ ❒ ❒ General Prevention ❒ ❒ ❒ ❒ 6–4 Do you change postures frequently, seeking a balance between relaxed shoulders and a comfortable neck posture? Do you avoid resting your wrists on your thighs while typing? When using the computer on a couch or bed, do you avoid reclining too far to avoid neck fatigue?
  • Page 43: Electrical And Mechanical Safety Information

    HP Customer Support for your area. Product Safety Policy and General Practice HP products are designed and tested to meet IEC 60950, the Standard for the Safety of Information Technology Equipment. This is the International Electrotechnical Commission's safety standard covering the type of equipment that HP manufactures.
  • Page 44: Installation Requirements

    IT equipment. IMPORTANT: HP products are intended for use in dry or sheltered environments unless otherwise stated in the product information. Do not use HP products in areas classified as hazardous locations.
  • Page 45: General Precautions For Hp Products

    To reduce the risk of fire, bodily injury, and damage to the equipment, observe the following precautions. Damage Requiring Service Unplug the product from the electrical outlet and take the product to an HP authorized service provider under the following conditions: ❒ ❒...
  • Page 46 Your computer may contain an internal battery-powered real-time clock circuit. Do not attempt to recharge the battery, disassemble it, immerse it in water, or dispose of it in fire. Replacement should be done by an HP 7–4 Safety & Comfort Guide...
  • Page 47 /18AWG and the cord should be between 5 and 8 feet (1.5 and 2.5 meters) long. If you have questions about the type of power cord to use, contact your HP authorized service provider. Protective Attachment Plug In some countries, the product cord set may be equipped with a wall plug having overload protection.
  • Page 48: Precautions For Portable Computer Products

    Options and Upgrades Use only the options and upgrades recommended by HP. Hot Surfaces Allow the equipment’s internal components and hot-pluggable drives to cool before touching them.
  • Page 49: Precautions For Server And Network Products

    Monitor Support Cover Do not place a monitor with an unstable base or a monitor heavier than the marked weight rating on top of a monitor support cover or stand. Heavier monitors should be placed on a work surface next to the docking base. Rechargeable Battery Pack Do not crush, puncture, or incinerate the battery pack or short the metal contacts.
  • Page 50 ❒ 7–8 Do not move large racks by yourself. Due to the height and weight of the rack, HP recommends a minimum of two people to accomplish this task. Before working on the rack, be sure the leveling jacks (feet) extend to the floor and that the full weight of the rack rests on the floor.
  • Page 51: Precautions For Products With Hot-Pluggable Power Supplies

    Lightning Protection To protect an HP product during a lightning storm or when it will be unattended and unused for long periods of time, unplug the product from the electrical outlet and Safety &...
  • Page 52 Electrical and Mechanical Safety Information disconnect the antenna or cable system. This prevents damage to the product due to lightning and power line surges. Power Lines Do not place an outside antenna system in the vicinity of overhead power lines or other electric light or power circuits, or where it can fall into power lines or circuits.
  • Page 53: Precautions For Products With Modems

    ❒ ❒ Precautions for Products with Laser Devices All HP systems equipped with a laser device comply with safety standards, including International Electrotechnical Commission (IEC) 60825 and its relevant national implementations. With specific regard to the laser, the equipment complies with laser product performance standards set by government agencies for a Class 1 laser product.
  • Page 54 August 1, 1976. Compliance is mandatory for products marketed in the United States. Compliance with International Regulations All HP systems equipped with a laser device comply with appropriate safety standards including IEC 60825 and IEC 60950. Laser Product Label The following label or equivalent is located on the surface of your laser device.
  • Page 55: Symbols On Equipment

    Symbols on Equipment The following table contains safety icons that may appear on HP equipment. Refer to this table for an explanation of the icons, and heed the warnings that accompany them. Safety & Comfort Guide Electrical and Mechanical Safety Information...
  • Page 56 Electrical and Mechanical Safety Information 7–14 These symbols indicate the presence of mechanical parts that can result in pinching, crushing or other bodily injury. WARNING: To avoid risk of bodily injury, keep away from moving parts. This symbol indicates the presence of a potential tip over hazard that can result in bodily injury.
  • Page 57: Appendix

    Appendix For More Information If you want information about arrangement of work space and equipment or safety standards, refer to: American National Standards Institute (ANSI) 11 West 42nd St. New York, NY 10036 http://www.ansi.org Human Factors and Ergonomics Society (HFES) P.O.
  • Page 58 Occupational Safety and Health Administration (OSHA) Publications Office U.S. Department of Labor 200 Constitution Ave. NW, Room N3101 Washington, DC 20210 http://www.osha.gov TCO Development Linnégatan 14 SE-114 94 Stockholm, Sweden http://www.tcodevelopment.com Appendix-2 Safety & Comfort Guide...

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