Gives an a step-by-step processes on of conducting test on the installed computer system for computer hardware servicing students

1. CONDUCTING TEST ON THE
INSTALLED COMPUTER
SYSTEM
COMPUTER HARDWARE AND SERVICING
LESSON 3, MODULE 3
MA. RACHEL B. ESPINO
Teacher, TLE-CHS
Buhatan National High School

3. TESTING INSTALLED
EQUIPMENT/ DEVICES
(COMPONENTS)

4. THE USE OF DIAGNOSTIC
TOOLS IN TESTING HARDWARE
COMPONENTS AND OTHER
PERIPHERALS

5. Diagnostic Tools

7. Software Tools

8. Disk Management Tools

9. TEST PROCEDURES

11. EXTERNAL VISUAL
INSPECTION

13. Does the inspection reveal any problems?
YES (Proceed to the appropriate
procedure in “Removing and Replacing
Parts)
NO (Proceed to “Observing the Boot
Routine”)

14. OBSERVING THE BOOT
ROUTINE

15. Does the fan run normally?
YES (Proceed to step 3)
NO (Troubleshoot the system power
supply)

17. Do these indicators flash on and off within
approximately 10 seconds after the boot routine
starts?
YES (Proceed to Step 4)
NO (Troubleshoot the system power
supply. If the troubleshooting
procedure indicates that the system
power supply is operational,
troubleshoot the memory.)

19. INTERNAL VISUAL
INSPECTION

22. QUIZ: Answer the following
questions
1. What diagnostic tools are used in testing
installed hardware components and other
peripherals? (Give three)
2. What disk management tools are used
by IT technician in detecting disk errors?
(Give three)
3. What are the four steps in testing
procedures?

23. 4. What will you do if you have found out an
error during an external visual inspection
process?
5. What should you do before proceeding to
the internal visual inspection process?