IT ESSENTIALS V. 4.1
Module 4
Basics of Preventive Maintenance and Troubleshooting 4.0 Introduction
1. What is preventive maintenance? Regular and systematic inspection
Cleaning and replace of worn parts, materials and systems
2. What is troubleshooting? A systematic approach to locating the cause of a fault in a computer system
4.1 Explain the purpose of preventive maintenance
3. Why should you do preventive Reduced the probability of hardware or software problems by systematically and periodically checking hardware and software to ensure proper operation maintenance? 4. What should be done in hardware 1. Remove dust from fan intakes
2. Remove dust from power supply
3. Removed dust from …ver más…

How often are backups done? Daily, weekly, monthly
12. What should you do if the customer does Ask them to sign a liability release form not have a current backup?
4.2.2 Identify the Problem
13. What type of information should you Name, address, phone number, computer manufacture and model, operating system, network environment, connection type, problem description gather from the customer?
14. What is an open-ended question? Used to obtain general information; allows the customer to explain the details of a problem 15. What type of response should you expect Yes or No from a close-ended question?
16. What information does Event Viewer What problem occurred
Date and time of problem
Severity of problem
Source of problem
Event ID number
Which user was logged in when the problem occurred record about the problem?
17. What is shown in Device Manager? All the dev ices configured on a computer
18. How do you know a device is operating Flagged with a yellow circle and an exclamation point incorrectly? 19. What does a yellow question mark Hardware is not functioning because the system does not know which driver to install for the hardware indicate? 20. How will a disabled device be identified? A red circle with an X
21. What are beep codes used for? To indicate hardware failures
22. Are all beep codes the same? No; they vary depending on