LESSON 8 - 3RD QUARTER

Welcome to TLE Exploratory

CSS - Grade 7​

By MARIBEL ROSARIO

By MARIBEL ROSARIO

​BRAIN TEASER

Directions: ​Find out the correct answer in every sentences.

By MARIBEL ROSARIO

​WHAT I KNOW

​MULTIPLE CHOICE

DIRECTIONS:​ READ AND UNDERSTAND EACH QUESTION CAREFULLY AND CHOOSE THE LETTER OF THE CORRECT ANSWER.

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Multiple Choice

1. Which of the following forms contain specifications of a task to do?

• A. Inventory form

• A.Feed back form

• A.Incident form

• A.Job order form

Multiple Choice

2. Evaluate the statement about safety precautions in testing electronic components

•Statement 1: Disconnect or remove the power source before checking, servicing, repairing or installing electrical equipment and devices.

•Statement 2: Read all instruction and cautions and follow them strictly.

• •A. Statement 1 and 2 are False

• •B. Statement 1 only is True

• •C. Statement 2 only is True

• •D. Statement 1 and 2 are True

Multiple Choice

3. Which of the following testing method will you apply if you need to test if there is a continuous flow of signal or electrical current on the circuit?

• •A. Continuity Test

• •B. Diagnostic Test

• •C. Performance Test

• •D. Voltage Test

Multiple Choice

4. What type of testing method is used detect if there are loses or increase in voltage on a power supply?

• •A. Continuity Test

• •B. Diagnostic Test

• •C. Performance Test

• •D. Voltage Test

Multiple Choice

5. Which of the following tools is commonly used in testing electronic component?

• •A. Crimping Tool

• •B. Loopback Adapter

• •C. Multitester

• •D. Soldering Iron

​BRIDGE THE GAPS​

​Directions: Read carefully the sentence to supply the missing letter to form a correct word.

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TESTING ELECTRONIC COMPONENTS

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​Objectives:

at the end of the lesson the student should be able to:

​● determine criteria for testing electronic components,

● plan an approach for testing components

● evaluate the testing process by using the important forms.

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​Criteria for Testing Electronic Components​

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1. Follow Occupational Health and Safety Procedures​

◦As a technician or a worker, you should be oriented with the safety procedures in the workplace. Here are general safety precautions to follow when testing electronic components.

1. Disconnect the power source before checking, servicing, repairing or installing electrical equipment and devices.

2. Always select the higher value in Digital or Analog Multimeter, and then, gradually reduce it to the proper value.

3. Never try to work on electricity without proper guidance and care

4. Read all instruction and cautions and follow them strictly.

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​2. Obtaining the Job Order

​ ◦Before accomplishing task/job it is important to have a job order.​

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​3. Communicating or Reporting of the Desired Method to Use.

​◦Before performing the desired method / procedure for testing the component, you must communicate or report it to the supervisor or to the person in charge to verify or approve the plan/procedure to ensure an efficient workflow and success of the testing procedure.

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​4. Using the Appropriate Method

​ ◦When a method and tools are approved for testing, it is considered the most appropriate method and tools to use.​

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​5. Recording the Test Process

​ ◦The testing does not only require complying with the job order, consulting to the responsible personnel, selecting the efficient method, or preparing effective tools.

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PLANNING FOR TESTING ELECTRONIC COMPONENTS​

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◦1. Prepare tools to be used in testing component

  · Always choose the right tool for a right job.

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​2. Make a Test Plan

​ ◦To identify when to start and end the testing procedure considering the job order given by your supervisor.

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​Replace this with a header

Replace this with your body text. Duplicate this text as many times as you would like. All provided templates can be reused multiple times. Wish you a good day.

Happy teaching!

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​BASIC TESTING METHODS

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◦1. Continuity Test​

◦2. Voltage or Current Test​

◦3. Performance Test​

◦4. Diagnostic Test

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​EVALUATING THE TESTING PROCEDURE

Evaluating the testing procedure is important because it will determine the quality of test and the success of similar future tests.​

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Asynchronous activity: ​List down the 3 important forms to consider and accomplished when planning and performing testing electronic components.

​1.______________________

2.______________________

3.______________________​

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​References:

Avila, Rowel, Computer System Servicing 7

DepED- Region10, Technology and Livelihood Education- Computer System Servicing

Jucetize.weebly.com, https://jucetize.weebly.com/uploads/3/7/2/0/37200949/manual_postcard_32.pdf

2Zars.com, https://www.2zars.com/reqmgmt.html

Passmark.com, Products Performance Test, https://www.passmark.com/products/performancetest/download.phpFluke.com, Digital Multitester, https://www.fluke.com/en-us/learn/blog/digital-multimeters/how-to-test-for-continuity​

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