Tuesday

You assignment today is to read pages 383 - 400 in Chapter 9 and answer the following questions (the questions start at the beginning of the chapter):

1. List the 3 common indicators of a power supply failure.
2. Where is the best place to start looking for a problem if a system exhibits no signs of life?
3. What multimeter setting should be used to check a power supply's functionality?
4. How many screws secure a typical PSU to a chassis?
5. List 4 units that attach directly to the mother board which are replaceable.
6. List 3 common indicators of a system board failure.
7. List 3 common indicators of a CMOS setup failure.
8. Why is the system board the last step for troubleshooting?
9. What are the 6 voltages supplied by a PSU?
10. What is a soft-memory error?
11. What is a hard-memory error?
12. What could occur if you mix RAM types?
13. What is the only solution for a faulty CPU?
14. If a system locks up after only a few minutes powered on, what is the most likely cause?
15. Can ROM BIOS be repaired? Explain.
16. What is the operating temperature range for Pentium class CPU's?
17. What is one indicator that your CMOS battery is dead?
18. What are the 3 places keyboard problems are confined to?
19. List 3 common indicators of a keyboard failure.
20. Is it cost effective to service a keyboard?
21. What are the 2 main wireless technologies used for keyboards?
22. Explain why Bluetooth is less susceptible to radio interference.
23. Do you need drivers for mice? Explain.
24. What is the main troubleshooting step for wireless mice?
25. List 3 common indicators of a display failure.
26. If BIOS information is visible before a display problem develops, where is the problem?
27. Outline the troubleshooting steps for a display problem.
28. How would you load the most basic display drivers in Windows?

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