1. A+ Guide to Managing and Maintaining your PC, 6e Chapter 4 Form Factors and Power Supplies

6. Figure 4-4 The CPU on an ATX motherboard sits opposite the expansion slots and does not block the room needed for long expansion cards

8. Figure 4-8 Improved airflow in a BTX case and motherboard makes it unnecessary to have a fan on top of the processor

10. Figure 4-13 Tower and desktop cases

12. Table 4-2 Measures of electricity

14. Figure 4-15 A transformer keeps power constant but changes the ratio of current to voltage

16. Figure 4-16 Normally, electricity flows from hot to neutral to make a closed circuit in the controlled environment of an electrical device such as a lamp

17. Figure 4-18 Use a receptacle tester to verify that hot, neutral, and ground are wired correctly

19. Figure 4-19 Symbols for some electronic components and for ground

21. Figure 4-20 Capacitors on a motherboard or other circuit board often have embedded crossed lines on top

27. Figure 4-21 This surge suppressor has six electrical outlets, two phone jacks, and a power protection light

32. Figure 4-24 A power management BIOS setup screen showing power-management features

34. Figure 4-25 Changing power options in Windows XP

38. Figure 4-26 For an ATX or BTX power supply, the remote switch wire must be connected to the motherboard before power will come on

45. Figure 4-27 Install one exhaust fan on the rear of the case to help pull air through the case