IntroductionTopic Pages(1) (2)(3)(4) (5)(6)(1) (2)(3)(1) Section iconsClick an icon to jump to the section’s portalpage.(2) Jump to the first page(3) Return to the previous page(4) Indicates that the information is continuedfrom the previous page(5) Indicates that the information continues onthe next page(6) Numbers in some figures and illustrationscorrespond to numbers in the steps