Apple 500 Series Appendix A Health, Safety, and Maintenance Tips 51, Appendix B Using Your Keyboard 63 Index 65

Recharg ing the batteries 47
Removing or replacing the batteries 48
Maximizing the life of batteries 50
Maximizing work time 50
Appendix A Health, Safety, and Maintenance Tips 51
Health-related information about computer use 51
Musculoskeletal discomfort 52
Eye fati gu e 53
Arranging your work area and equipment 53
Avoi din g fatigue 56
What about electromagnetic emissions? 56
Important care and safety instructions 57
Caring for batteries 59
Handling floppy disks 60
Traveling with the PowerBook 61
Storing the PowerBook 62
Service and support 62
Appendix B Using Your Keyboard 63
Index 65
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Contents