Read this appendix for important health and safety instructions, as well as tips on keeping your computer in good working order.

Appendix A

Health, Safety, and Maintenance Tips

For your own safety and that of your equipment, follow all the instructions in this chapter. Keep these instructions available for reference by you and others.

Health-related information about computer use

Muscle soreness, eye fatigue, and other discomforts and injuries sometimes associated with using computers can occur from performing any number of activities. In fact, misuse of the same muscles during multiple activities can create a problem that might not otherwise exist. For example, if you engage in nonwork activities that involve repetitive stress on the wrist—such as bicycling—and also use your computer’s keyboard improperly, you may increase your likelihood of developing wrist problems. Some individuals are at greater risk of developing these problems because of their health, physiology, lifestyle, and general exposure to stress. Work organization and conditions, such as workstation setup and lighting, also play a part in your overall health and comfort. Preventing health problems is a multifaceted task that requires careful attention to the way you use your body every hour of every day.

The most common health effects associated with using a computer are musculoskeletal discomfort and eye fatigue. We’ll discuss each area of concern below.

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Apple 5200CD, 5300CD manual Appendix a Health, Safety, and Maintenance Tips, Health-related information about computer use

5200CD, 5300CD specifications

The Apple 5300CD, released in 1995, represents a unique chapter in Apple's history, catering specifically to the needs of mobile professionals and educational institutions. This portable Macintosh laptop was notable for its blend of performance, portability, and multimedia features, making it a versatile choice for various users.

At its core, the Apple 5300CD was powered by the PowerPC 603 processor, which operated at a speed of 100 MHz. This architecture was a significant shift for Apple, marking its transition to a more powerful and efficient computing platform. The device typically came with 16 MB of RAM, which was expandable up to 64 MB, allowing users to run applications smoothly, even for the demanding software of the time.

One of the standout features of the 5300CD was its display. It featured a 12.1-inch active-matrix LCD monitor, providing vibrant colors and a resolution of 800x600 pixels. This made it suitable for a range of tasks, from word processing to graphic design. The inclusion of a built-in CD-ROM drive was also a highlight, enabling users to access multimedia content and software directly from CDs, a relatively new and powerful feature at that time.

In terms of connectivity, the Apple 5300CD offered a range of ports, including a serial port, a SCSI port for connecting peripherals, and an ADB port for Apple devices. This ensured compatibility with various accessories, such as printers and external storage solutions. The built-in modem facilitated internet access, allowing users to stay connected in an increasingly digital world.

The laptop's design was another noteworthy aspect. It had a compact and lightweight form factor, making it easy to carry, which was essential for users on the go. The significant battery life of around 3 to 5 hours provided the mobility needed for professionals who relied on their devices throughout the day.

While the Apple 5300CD is often remembered for its distinctive design and robust features, it also faced criticism due to its reliability issues, particularly with its logic board. Nonetheless, the model represented an important step in Apple's evolution, paving the way for future portable computing devices.

In conclusion, the Apple 5300CD was a trailblazer in portable computing during the mid-1990s, featuring a powerful processor, a vibrant display, multimedia capabilities, and a compact design. Its introduction underscored Apple’s commitment to innovation and adaptability in the rapidly evolving technology landscape of the time.