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Running a Mini Repair Shop – JSS3 Computer Hardware & GSM Repair Lesson Note (Second Term)

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Lesson note at a glance

Subject
Computer Hardware & GSM Repair
Class
JSS3
Term
Second Term
Topic
Running a Mini Repair Shop
Order
Topic 7 of 7 this term
Reading time
6 min

A mini repair shop role-play is a classroom exercise in which students act as technicians, customers and observers to practise handling a repair from the first greeting to payment.

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Class: JSS 3
Subject: Computer Hardware and GSM Repair
Focus: Role-play exercise and real-world simulation.

Behavioural objectives

By the end of the lesson, students should be able to:

  1. Follow the five steps of the Technician’s Path when a customer brings a faulty device.
  2. Explain a simple hardware fault to a customer in plain English.
  3. Calculate a fair price from the cost of the part and the service fee.
  4. Complete a job card with the details needed to return the right device to the right person.
  5. Deal politely with angry, hurried and bargaining customers.

What is a Mini ICT Hub?

A Mini ICT Hub is a small classroom repair shop set up for practice, where students run a repair as if it were real.

  • Setting: the classroom becomes the shop, and students act as business owners and customers.
  • Aim: to see if you can handle a repair from the moment the customer walks in until the bill is paid.

What is tested in the exercise?

Three skills are tested: technical knowledge, customer service and pricing.

  1. Technical knowledge: can you explain the fault correctly?
  2. Customer service: are you polite and honest?
  3. Pricing: can you calculate a fair profit?

What does each technician need in the shop?

Every technician needs four items to make the shop look real.

  • Workbench: a desk kept clean and tidy.
  • Tools: a few tools, even if they are only for show today, such as a screwdriver set.
  • Job card or logbook: a piece of paper for writing the details of each job.
  • Price list: your charges, decided before you start.

What are the roles in the role-play?

The class is divided into three groups: technicians, customers and observers.

Role 1: The Technicians

  • Listen: hear the customer’s complaint fully.
  • Inspect: examine the “broken” device.
  • Explain: say what is wrong in simple words.
  • Price: give a clear charge.
  • Behave: be professional and keep your workbench clean.
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Role 2: The Customers

  • Gadgets: bring “broken” devices, such as your own phone or a notebook pretending to be a laptop.
  • Nice customers: polite and patient.
  • Difficult customers: some are in a big hurry, and others argue and try to reduce the price.
  • The secret: technicians must not know which type of customer you are playing.

Role 3: The Observers (The Judges)

Observers walk around with a pen and paper and mark the technicians.

Question to ask What it checks
Who was the most polite? Customer service
Who explained the tech stuff in simple English? Technical knowledge and communication
Who kept their workbench the neatest? Professional habits

What are the steps of the Technician’s Path?

The Technician’s Path is the five-step routine a technician follows when a customer comes to the desk.

  1. The Welcome: greet the customer. “Good morning! Welcome to [Your Name] Repairs. How can I help you today?”
  2. The Interview: ask questions about the fault. “When did it stop working? Did it fall in water? Was it charging when it went off?”
  3. The Diagnosis: look at the device, use your “tools”, then explain the problem simply. “Your charging port is dusty and needs cleaning.”
  4. The Quote (Pricing): tell the customer the cost. “The part is ₦1,000 and my service fee is ₦500. Total is ₦1,500.”
  5. The Job Card: write the customer’s name and the phone’s serial number, so you do not give the wrong phone to the wrong person later.
Welcome Interview Diagnosis Quote Job Card
The five steps of the Technician’s Path, in order.

How do you fill in a job card?

A job card is a written record of each device brought to the shop.

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  • Customer’s name: so you know who owns the device.
  • Phone number: so you can call when the job is done.
  • Device and serial number: to identify the exact device. On a phone, the IMEI number is shown by dialling *#06#.
  • Fault reported: what the customer says is wrong.
  • Quoted price: the agreed total.
  • Date: the day the device was received.

How do you calculate a fair price?

A fair price covers the cost of the part and your service fee, and leaves a profit.

  • Total charge: cost of the part to the customer + service fee.
  • Profit: selling price minus the cost price.
  • Loss: happens when you charge less than the cost price.
Item Amount
Part charged to customer ₦1,000
Service fee ₦500
Total to pay ₦1,500
  • Tip: decide your charges before you start, and write them on your price list.

What are the practice scenarios?

There are three scenarios to act out: the water damage panic, the angry student and the bargain hunter.

Scenario A: The “Water Damage” Panic

  • Situation: a customer runs in crying that their phone fell in a bucket of water. They want to turn it on to check their photos.
  • Technician’s task: stop them from turning it on, explain why it is dangerous, and explain what the cleaning process will be.
  • Why it is dangerous: power running through a wet circuit board can cause a short circuit and more damage.
  • Safe advice: switch the phone off, do not charge it, and remove the battery, SIM and memory card if they can be removed.
  • Cleaning process: open the phone, clean the board with a suitable cleaning liquid such as isopropyl alcohol, and let it dry fully before testing.

Scenario B: The “Angry Student”

  • Situation: a student brings back a laptop you “fixed” yesterday, complaining it is still slow.
  • Technician’s task: do not get angry, check the laptop again, and apologise for the trouble.
  • Find out: is it a new problem or the old one?
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Scenario C: The “Bargain Hunter”

  • Situation: a customer wants to change a screen. You charge ₦10,000, but they say they only have ₦4,000.
  • Technician’s task: politely explain the cost of the screen and why you cannot do it for that price without losing money.
  • Example: if the screen cost you ₦8,000, charging ₦4,000 means a loss of ₦4,000.

How should a technician deal with customers?

A good technician is polite, honest and clear with every customer.

  • Be polite: greet every customer and stay calm, even with difficult ones.
  • Be honest: tell the true fault and the true price.
  • Use simple words: avoid technical terms the customer cannot follow.
  • Stay neat: a clean workbench shows care.
  • Keep records: always complete the job card.

Evaluation

Discuss these questions after the role-play.

  1. What was the hardest part about talking to the “Difficult Customer”?
  2. Did anyone forget to write down the customer’s name? Why is that a problem?
  3. How did it feel to tell a customer a price? Were you confident or shy?
  4. What is one thing you would do differently if a real customer walked in right now?

Assignment

Write a short job card and price list for a phone with a damaged screen. Include the customer’s name, the fault, the part cost, your service fee and the total to pay.

This term's Computer Hardware & GSM Repair topics

JSS3 Second Term · 7 topics

  1. Networking Hardware
  2. GSM Connectivity
  3. ICT Workshop Management
  4. Entrepreneurship in ICT
  5. Costing and Pricing Repairs
  6. Customer Care in ICT
  7. Running a Mini Repair Shop
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