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title: "WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF Download"
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# WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF Download

Download the WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF and see the complete topics, exam structure, troubleshooting, phone repairs and workshop requirements.

The **WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028** contains the topics, technical skills and practical requirements you need to prepare for Computer Hardware and GSM Repairs in the West African Senior School Certificate Examination.

![WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF Download](https://examloaded.com/wp-content/uploads/2026/10/WAEC-Computer-Hardware-and-GSM-Repairs-Syllabus-2027-2028-PDF-Download-300x206.webp)WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF Download
The syllabus focuses strongly on mobile-phone maintenance and repair while also covering basic computer and internet concepts. You are expected to understand mobile-phone components, electronic components, repair tools, preventive and corrective maintenance, hardware and software faults, troubleshooting, PCB circuit layouts, flashing, unlocking and the management of a mobile-phone repair workshop.

**READ:** [Access 2027 WAEC Questions and Answers in all Subjects – Free Study Guide](/waec-questions-and-answers/)

**ALSO READ:** [WAEC Specimens 2027](/waec-specimens-practicals/)

WAEC currently lists the subject as **Computer Hardware and GSM Repairs** among its Trade Subjects.

If this is one of your registered WAEC subjects, your preparation should combine theory with practical repair skills. Reading definitions alone will not be enough. You should know how components work, how faults are traced, how repair tools are used safely and how common phone problems are diagnosed.

**READ ALSO:** [WAEC Syllabus 2027/2028 PDF Download for All Subjects](/waec-syllabus-for-all-subjects-pdf-download/)

## Download WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF

You can download the complete **WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028 PDF** and keep it on your phone, tablet or computer.

The syllabus covers:

- Mobile-phone acronyms and terminologies
- Mobile-phone bands
- Types of mobile phones
- Phone accessories
- Phone menus and sub-menus
- Service providers and service codes
- Basic Computer Concepts
- Internet Concepts
- Web Browsing
- Mobile-Phone Structure
- Hardware Components
- Software Components
- Electronic Components
- Preventive Maintenance
- Corrective Maintenance
- Hardware Repair Tools
- Software Repair Tools
- Workshop Safety
- Common Hardware Problems
- Common Software Problems
- Basic Troubleshooting
- Hardware Fault Finding
- Software Fault Finding
- PCB Circuit Layouts
- Schematic Diagrams
- SMD and BGA Troubleshooting
- Flashing
- Unlocking and Resetting
- Workshop Setup
- Workshop Equipment
- Mobile-Phone Repair Business Management
- Supervised Apprenticeship
- Minimum Workshop Equipment Requirements

[**DOWNLOAD WAEC COMPUTER HARDWARE AND GSM REPAIRS SYLLABUS 2027/2028 PDF**](https://examloaded.com/wp-content/uploads/2026/10/COMPUTER-HARDWARE-AND-GSM-REPAIRS.pdf)

Use the PDF as your study checklist and make sure you combine every technical topic with actual practical experience where possible.

## WAEC Computer Hardware and GSM Repairs Examination Structure

The examination has **two papers: Paper 1 and Paper 2**.

The syllabus states that both papers are taken as a composite examination at one sitting.

The current WAEC timetable lists **Computer Hardware and GSM Repairs Paper 1 for 45 minutes and Paper 2 for 1 hour 35 minutes**.

### WAEC Computer Hardware and GSM Repairs Paper 1

Paper 1 consists of **40 multiple-choice objective questions**.

You are expected to answer all the questions.

The paper:

- Lasts 45 minutes
- Carries 40 marks

The syllabus confirms the 40 objective questions and 40 marks.

Paper 1 can test your understanding of different parts of the syllabus, including phone components, terminology, maintenance procedures, tools, safety, troubleshooting and workshop management.

### WAEC Computer Hardware and GSM Repairs Paper 2

Paper 2 contains two sections:

- Section A
- Section B

The paper carries a total of **100 marks**.

The current WAEC timetable gives the overall Paper 2 duration as **1 hour 35 minutes**.

### Section A of Paper 2

Section A contains **12 essay questions**.

You are required to answer **any 10 questions**.

This section carries **60 marks**.

You should therefore be able to explain technical concepts clearly and accurately.

### Section B of Paper 2

Section B contains **two questions testing practical work**.

You are required to answer both questions.

This section carries **40 marks**.

Your preparation should therefore include actual repair procedures and not only written theory.

## Complete WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028

The detailed syllabus is organised into six broad sections:

- Introduction to Mobile Phones and Service Providers
- Basic Computer and Internet Concepts
- Essential Components of Mobile Phones and Their Functions
- Maintenance and Repair of Mobile Phones
- Troubleshooting
- Setting Up and Managing a Mobile-Phone Workshop

There is also a supervised apprenticeship requirement and a list of minimum workshop equipment.

## Introduction to Mobile Phones and Service Providers

The first section introduces the basic concepts and terms you need before moving into repair work.

The syllabus covers:

- Mobile-phone acronyms and terminologies
- Phone bands
- Types of mobile phones
- Accessories
- Menus and sub-menus
- Service providers and service codes

## Mobile-Phone Acronyms and Terminologies

You should understand common technical terms used in mobile communications and repair.

The syllabus specifically mentions terms such as:

- GSM
- CDMA
- Mobile phone
- Cell phone
- User equipment
- MMS
- SMS
- Call barring
- Call forwarding
- BSI
- DCT
- FPS

Do not simply memorise abbreviations.

Understand what each term means and how it relates to mobile-phone operation or repair.

## Mobile-Phone Bands

Study phone bands and their uses.

The syllabus includes:

- Single band
- Dual band
- Tri-band
- Quad-band

You should understand the purpose of frequency bands and why phones may support different numbers of bands.

## Types of Mobile Phones

The syllabus includes different physical phone designs such as:

- Straight phones
- Flip phones
- Slide phones

For each type, understand:

- Physical structure
- Possible maintenance requirements
- Areas where faults may occur

Although modern phone designs have evolved, the repair principles in the syllabus remain important for understanding hardware structures.

## Mobile-Phone Accessories

You should be familiar with common accessories.

The syllabus gives examples such as:

- Headsets
- Hands-free devices
- Earpieces
- External Bluetooth devices
- Batteries
- Chargers
- Cables

For every accessory, know:

- Name
- Function
- Connection method
- Common faults where applicable

## Phone Menus and Sub-Menus

Study common phone menus such as:

- Phone book
- Messages
- Calls
- Settings
- Applications

You should know the functions of these menus and how they can sometimes assist with fault diagnosis and configuration.

## Service Providers and Service Codes

The syllabus expects you to understand major voice service providers and their service codes.

Your preparation should include familiarity with the service codes and network-related functions taught during your practical lessons.

## Basic Computer Concepts

Computer knowledge is included because computers are commonly used during phone diagnosis, software repair, flashing and firmware installation.

### Meaning and Components of a Computer

Study basic computer concepts and be able to identify hardware such as:

- Monitor
- CPU or system unit
- Keyboard
- Other basic hardware devices

The syllabus also expects knowledge of software components.

### Computer Hardware

Understand the meaning of hardware and the functions of common computer components.

### Computer Software

Study:

- Operating software
- Application software

Understand the difference between physical computer components and programs used to perform tasks.

## Internet Concepts

The syllabus includes basic Internet knowledge.

You should understand:

- Meaning of the Internet
- Internet access
- Web browsing
- Downloading
- Uploading

## Mobile Internet Technologies

The syllabus identifies access technologies such as:

- WAP
- GPRS
- EDGE
- Wi-Fi
- 3G

Understand the basic purpose of these technologies in mobile communication.

## Browsing the Web

You should know basic browsing activities such as:

- Accessing information
- Downloading files
- Uploading files

Internet resources can also assist technicians in finding:

- Service manuals
- Repair information
- Firmware
- Troubleshooting information
- Data manuals

The syllabus specifically includes using Internet resources and technical manuals as part of mobile-phone repair knowledge.

## Essential Components of Mobile Phones and Their Functions

This section requires you to understand how a mobile phone is organised internally.

The major areas are:

- Structure of mobile phones
- Hardware components
- Software components

## Basic Mobile-Phone Block Diagram

Study the basic functional blocks of a mobile phone.

The syllabus identifies:

- Power Unit
- Memory Unit
- Radio Unit

For each unit, know its main function.

### Power Unit

Understand the role of the power section in receiving, controlling and distributing electrical power within the phone.

### Memory Unit

Understand the role of memory in storing software, settings and other phone information.

### Radio Unit

Study the role of the radio section in communication with the mobile network.

## Mobile-Phone Hardware Components

The syllabus requires you to identify, describe and explain the functions of hardware components such as:

- CPU
- SIM socket
- Earpiece
- Keypad
- Buzzer
- Vibrator

Other components may also appear during practical work.

For every component, use this revision approach:

**Component → Identification → Function → Common Fault → Test → Repair or Replacement**

## Mobile-Phone Software Components

Study:

- Operating software
- Application software

Understand how software problems can affect phone operation even when the physical hardware is not damaged.

## Electronic Components in Mobile Phones

Basic electronics is extremely important for phone repair.

The syllabus includes components such as:

- Resistors
- Capacitors
- Diodes
- Transistors
- Integrated Circuits

For each component, know:

- Identification
- Circuit symbol
- Function
- Testing method
- Common fault behaviour

## Resistors

Understand the role of resistors in controlling current and voltage within circuits.

You should be able to identify and test relevant resistors during practical work.

## Capacitors

Study:

- Function
- Types where taught
- Testing
- Common failures

Capacitors may be involved in filtering, timing and other circuit functions.

## Diodes

Understand how diodes control current flow and how faulty diodes may affect a circuit.

## Transistors

Study the basic role of transistors in switching and amplification.

## Integrated Circuits

Integrated Circuits are important in mobile-phone circuit boards.

You should be able to identify common ICs and understand the functions of the major ones covered during practical lessons.

## Preventive Maintenance

Preventive maintenance involves actions taken to reduce the possibility of faults developing.

The syllabus requires you to know:

- Meaning
- Functions
- Reasons
- Advantages
- Procedures

### Preventive Maintenance Procedures

Examples in the syllabus include:

- Cleaning
- Soldering
- De-soldering
- Re-balling

Understand why and when each procedure may be required.

## Corrective Maintenance

Corrective maintenance is carried out after a fault has developed.

You should understand:

- Meaning
- Purpose
- Fault diagnosis
- Repair
- Component replacement

Know the difference between preventive and corrective maintenance.

## Soldering

Soldering is an essential practical skill.

You should understand:

- Soldering iron
- Solder
- Correct heating
- Joining components
- Safety precautions

Poor soldering can damage components or create new faults.

## De-Soldering

Study how faulty or unwanted components can be safely removed from a circuit board.

You should understand the use of suitable tools such as a solder sucker where applicable.

## Re-Balling

Re-balling is specifically included in the syllabus.

Understand its purpose in dealing with relevant surface-mounted or BGA components.

## Hardware Repair Tools and Equipment

You should be able to identify common workshop tools and explain their uses.

The syllabus includes tools and equipment such as:

- Star screwdrivers
- Allen keys
- Precision tool sets
- Multimeters
- Oscilloscopes
- Computer sets
- Soldering irons
- Solder suckers

## Multimeter

The multimeter is one of the most important fault-finding tools.

You should understand how it can be used for:

- Continuity tests
- Voltage measurements
- Resistance checks
- Basic component testing

Handle the meter correctly and select the appropriate range or mode.

## Oscilloscope

Understand the role of an oscilloscope in observing and analysing electrical signals.

## Soldering Iron

Know:

- Uses
- Safety
- Care
- Correct handling

## Precision Tools

Become familiar with different tools used to open, dismantle and assemble phones safely.

Using the wrong tool can damage screws, panels or components.

## Software Repair Tools

The syllabus also covers software tools.

Examples include:

- Unlocking software
- Flashing software
- Firmware installation tools

Understand the purpose of each.

## Flashing Software

Flashing can be used to reinstall or update phone software.

Study:

- Meaning
- Flashing devices
- Flashing software
- Uses
- Basic precautions

The syllabus specifically includes flashing devices and software.

## Firmware Installation

Understand what firmware is and why installation or reinstallation may be necessary during software repair.

## Unlocking Software

Study the role of software tools used in dealing with supported phone locks and related service problems.

## Safety in a Mobile-Phone Workshop

Safety is an important examination and practical area.

The syllabus requires you to understand:

- Safety rules
- Safe use of tools
- Workshop safety facilities

## Workshop Safety Rules

You should practise safe handling of:

- Electrical equipment
- Soldering equipment
- Batteries
- Sharp tools
- Circuit boards
- Power supplies

Keep the workshop organised and avoid careless handling of equipment.

## First Aid

The syllabus includes a **First Aid Box** as a basic workshop safety facility.

Understand why basic first aid facilities are necessary in a repair workshop.

## Fire Safety

A fire extinguisher is also listed among the basic safety facilities.

You should know the importance of fire preparedness in a workshop containing electrical and heating equipment.

## Common Mobile-Phone Hardware Problems

The syllabus specifically requires identification of common hardware faults.

Examples include:

- Damaged screen
- Faulty charging port
- Faulty mouthpiece
- Faulty earpiece
- Keypad problems

For each fault, understand:

- Symptoms
- Possible causes
- Testing procedure
- Repair method

## Damaged Screen

Study how to recognise:

- Physical screen damage
- Display problems
- Connector-related problems

Understand the correct procedure for testing or replacing the relevant parts.

## Charging-Port Problems

Study possible symptoms such as:

- Phone not charging
- Intermittent charging
- Loose charging connection

You should understand how the port and surrounding circuitry can be inspected and tested.

## Mouthpiece Problems

A faulty mouthpiece can affect voice transmission.

You should know how to:

- Identify the component
- Test it
- Check connections
- Replace it where necessary

## Earpiece Problems

Understand how a damaged earpiece affects incoming sound and how the fault may be tested.

## Keypad Problems

Study:

- Physical keypad faults
- Contact problems
- Connection problems
- Appropriate maintenance

## Common Mobile-Phone Software Problems

The syllabus also lists common software-related problems.

These include messages or conditions such as:

- Contact service provider
- Phone lock code
- Invalid SIM
- SIM card rejected

Other listed problems include:

- Phone hanging
- Restart problems
- SIM locked
- SIM rejected

You should understand how to distinguish likely software faults from hardware faults.

## Troubleshooting

Troubleshooting is one of the most important parts of the syllabus.

A good repair technician should not replace components randomly.

The correct approach is to:

- Identify the complaint.
- Inspect the phone.
- Test suspected sections.
- Trace the fault.
- Confirm the faulty component or software.
- Carry out the repair.
- Test the phone again.

## Basic Troubleshooting

The syllabus requires practical familiarity with dismantling, assembling, testing and troubleshooting components such as:

- Displays
- Speakers
- Vibrators
- Ringers
- Charging ports
- Charging jacks
- Batteries
- Keypads
- Panels

## Disassembling and Assembling Mobile Phones

You should know how to open and reassemble a phone without damaging:

- Screws
- Flex cables
- Connectors
- Panels
- Internal components

Always organise removed parts properly.

## Component Testing

Know how to test relevant components before deciding that they are faulty.

Random replacement wastes time and can create additional faults.

## Troubleshooting Through Phone Menus

The syllabus includes using relevant mobile-phone menus for fault finding.

Some problems can be diagnosed through:

- Settings
- Network options
- Security settings
- Application settings
- Device information

## Identification of ICs and Components

You should be able to identify important electronic components and ICs on a phone circuit board.

## PCB Circuit Layout and Schematic Diagrams

PCB knowledge is extremely important for advanced fault tracing.

The syllabus includes:

- PCB circuit layouts
- Schematic diagrams

### PCB Circuit Layout

Understand the physical arrangement of components and circuit sections on the Printed Circuit Board.

### Schematic Diagram

A schematic diagram represents electrical connections symbolically.

You should know how to:

- Recognise symbols
- Follow circuit paths
- Identify relevant sections
- Use diagrams during troubleshooting

## Hardware Fault Finding

The syllabus includes several practical fault-finding techniques.

## Visual Inspection

Visual inspection should normally be one of your first troubleshooting steps.

Look for signs such as:

- Burnt components
- Broken connectors
- Corrosion
- Damaged tracks
- Loose connections
- Physical cracks

## Continuity Testing

Use a multimeter to check whether an electrical path is continuous.

This can help locate:

- Broken tracks
- Faulty connections
- Open circuits

## Open-Circuit Faults

Understand what an open circuit means and how it affects electrical flow.

## Short-Circuit Faults

Understand:

- Meaning
- Possible symptoms
- Testing

The syllabus specifically includes open- and short-circuit fault finding.

## Voltage Testing on PCB

You should understand how voltage measurements can assist fault diagnosis.

The syllabus includes checking:

- Voltage levels at different PCB points
- Voltage specifications at IC pins

Always use the correct measurement procedure to avoid damaging the circuit.

## Fault-Finding Techniques

Important techniques listed in the syllabus include:

- Metering methods
- Signal tracing
- Signal injection
- Component testing
- Visual inspection

You should understand when each method may be useful.

## Metering Methods

Use appropriate meters to check electrical conditions and components.

## Signal Tracing

Understand how a signal can be followed through different stages of a circuit to locate the point where a fault occurs.

## Signal Injection

Study the basic principle of introducing a known signal into a circuit during diagnosis.

## Component Testing

Know how suitable components can be tested before removal or replacement.

## SMD and BGA Troubleshooting

The syllabus specifically includes troubleshooting:

- Surface Mount Devices
- Ball Grid Array components

These components require careful handling and appropriate equipment.

## Surface Mount Devices

Understand what SMD components are and how they differ from larger conventional components.

## Ball Grid Array Components

Study the basic characteristics of BGA components and why procedures such as re-balling may be needed.

## Software Fault Finding

The syllabus requires you to understand software-based troubleshooting.

This includes:

- Using software codes
- Diagnosing SIM-related faults
- Phone hanging problems
- Restart problems

## Phone Flashing

Study:

- Meaning
- Flashing devices
- Flashing software
- Uses

Flashing should be carried out carefully because incorrect firmware or an interrupted process can create additional software problems.

## Phone Unlocking and Security Resetting

The syllabus includes:

- Phone-lock unlocking
- Security resetting
- Counter resetting

Understand the procedures taught during supervised practical training.

## Setting Up a Mobile-Phone Repair Workshop

Technical skill alone is not enough; the syllabus also covers workshop setup and business management.

The major areas are:

- Workshop setup
- Facilities and equipment
- Business management

## Factors to Consider When Setting Up a Workshop

Study issues such as:

- Capital
- Personnel
- Location

### Capital

Understand the money and resources required to start and operate a repair business.

### Personnel

Consider the number and skills of people required.

### Location

The location of a repair workshop can affect:

- Customer access
- Security
- Cost
- Visibility
- Business opportunities

## Workshop Facilities and Equipment

You should be able to identify appropriate facilities and equipment needed for a mobile-phone repair workshop.

## Managing a Mobile-Phone Repair Business

The syllabus includes business-management topics such as:

- Risk analysis
- Costing
- Return on investment

## Risk Analysis

Understand the risks involved in operating a repair business and how they can be managed.

Examples may relate to:

- Equipment damage
- Customer devices
- Electrical hazards
- Financial losses
- Security

## Costing

You should understand how to determine the cost of repair work.

Factors may include:

- Replacement parts
- Labour
- Consumables
- Operating costs

## Return on Investment

Understand the basic idea of comparing returns from a business with the resources invested in it.

## Supervised Apprenticeship Requirement

Practical experience is a significant part of this subject.

The syllabus requires candidates to spend a **minimum cumulative total of eight weeks** in supervised apprenticeship at an accredited repair and maintenance centre.

This training gives you the opportunity to develop real repair skills through:

- Observation
- Practice
- Fault diagnosis
- Tool handling
- Component identification
- Soldering
- Troubleshooting
- Workshop management

Take the apprenticeship seriously because many skills in this subject are easier to master through practical experience than through textbooks alone.

## Minimum Equipment Required for Training

The syllabus provides a minimum equipment list for a class of 50 candidates.

Important items include:

- Scrap mobile phones and phone parts
- Mobile-phone manuals
- Mobile phones
- Service-code charts
- Phone accessories
- Data cables
- Oscilloscopes
- Multimeters
- Brushes
- Soldering irons
- Safety charts
- Hammers
- Spanners
- Tweezers
- PCB board holders
- Cutters
- Magnifying desk lamps
- Ultrasonic cleaners
- Re-balling kits
- Flashing and unlocking devices
- Cables and wires
- DC regulated power supplies

You should become familiar with these tools rather than merely memorising their names.

## Multimeter Practical Skills

Because multimeters are important for troubleshooting, make sure you understand how to use them for:

- Continuity
- Voltage
- Resistance
- Component checks

Know how to connect the probes correctly and select the appropriate measurement mode.

## Oscilloscope Practical Skills

Understand the purpose of an oscilloscope and how it helps in signal-related fault diagnosis.

## DC Regulated Power Supply

Know how a regulated power supply can assist in powering and testing devices during repair.

## PCB Board Holder

Understand why a PCB holder is useful when:

- Soldering
- De-soldering
- Re-balling
- Inspecting boards

## Magnifying Desk Lamp

Mobile-phone components can be extremely small.

A magnifying desk lamp assists with:

- Inspection
- Soldering
- Identifying damage
- Examining solder joints

## Ultrasonic Cleaner

Understand the role of an ultrasonic cleaner in relevant cleaning and maintenance procedures.

## Re-Balling Kits

Study the purpose of re-balling tools in working with applicable IC packages.

## Flashing and Unlocking Devices

Know what these devices are used for and how they relate to software maintenance.

## Practical Skills You Should Master

Before the examination, make sure you have practised:

- Phone disassembly
- Phone assembly
- Component identification
- Tool identification
- Hardware fault diagnosis
- Software fault diagnosis
- Continuity testing
- Voltage measurement
- Soldering
- De-soldering
- PCB inspection
- Schematic reading
- Flashing
- Unlocking
- Safety procedures

These skills connect directly with the practical-oriented parts of the syllabus.

## Important Hardware Faults to Practise

Give particular attention to diagnosing faults involving:

- Display
- Speaker
- Earpiece
- Mouthpiece
- Vibrator
- Ringer
- Charging port
- Charging jack
- Battery
- Keypad
- Panel
- SIM socket

For every fault, practise this sequence:

**Complaint → Possible Causes → Inspection → Test → Fault Confirmation → Repair → Final Test**

## Important Software Faults to Practise

Study problems involving:

- Phone lock
- SIM lock
- SIM rejection
- Invalid SIM
- Hanging
- Restarting
- Firmware problems
- Software corruption

Understand the difference between faults that require configuration and those that require firmware or software intervention.

## Important Electronic Components to Identify

You should be able to recognise and explain the basic functions of:

- Resistor
- Capacitor
- Diode
- Transistor
- Integrated Circuit

Also study the circuit symbols used for components where taught.

## Important Repair Tools to Identify

Be able to identify and state the uses of:

- Multimeter
- Oscilloscope
- Soldering iron
- Solder sucker
- Tweezers
- Precision screwdrivers
- PCB holder
- Magnifying lamp
- Ultrasonic cleaner
- Re-balling kit
- Regulated power supply
- Flashing device
- Data cable

## How to Use the WAEC Computer Hardware and GSM Repairs Syllabus to Prepare

### Download the Complete Syllabus

Save the PDF on your device and use it as your main checklist.

Do not wait until the examination is close before checking the topics.

### Start With Basic Concepts

Begin with:

- Mobile-phone terminology
- Phone bands
- Accessories
- Computer basics
- Internet basics

These topics will make the technical sections easier to understand.

### Learn Components Before Repair Procedures

Before troubleshooting a phone, make sure you can identify its components.

Study:

- Component name
- Location
- Function
- Symptoms when faulty

You cannot diagnose a component confidently if you do not know what it does.

### Practise With Real Devices

Whenever possible, work with actual:

- Mobile phones
- Scrap phones
- Circuit boards
- Batteries
- Charging ports
- Speakers
- Keypads

Practical familiarity makes identification and troubleshooting easier.

### Learn Tools by Using Them

Do not learn tools from pictures alone.

Under proper supervision, practise using:

- Multimeter
- Soldering iron
- PCB holder
- Regulated power supply
- Oscilloscope
- Flashing tools

### Develop a Troubleshooting Routine

Use a systematic fault-finding approach every time.

A useful pattern is:

**Observe → Inspect → Test → Trace → Confirm → Repair → Retest**

Avoid guessing.

### Practise PCB Reading

Learn to relate the physical PCB to:

- Circuit layout
- Schematic diagram
- Voltage points
- Components

This will improve your hardware fault-finding ability.

### Combine Hardware and Software Knowledge

A phone that fails to operate correctly does not always have a hardware problem.

Ask whether the symptoms suggest:

- Hardware damage
- Software corruption
- Configuration problem
- Network-related issue

Correct diagnosis prevents unnecessary component replacement.

### Take Workshop Safety Seriously

Make safe practice a habit.

Always:

- Use tools correctly.
- Keep the work area organised.
- Avoid unsafe electrical connections.
- Handle batteries carefully.
- Handle soldering equipment safely.
- Protect customer devices from further damage.

### Use Your Apprenticeship Period Well

The syllabus requires at least eight cumulative weeks of supervised apprenticeship.

Use the period to practise actual repair procedures instead of merely observing other technicians.

Keep notes of:

- Faults encountered
- Symptoms
- Diagnostic methods
- Tools used
- Repairs carried out
- Lessons learned

## What Should You Focus on Most for WAEC Computer Hardware and GSM Repairs

You should cover the complete syllabus, but make sure you are particularly confident in:

- Mobile-phone terminology
- Mobile-phone hardware components
- Electronic components
- Computer and Internet basics
- Preventive Maintenance
- Corrective Maintenance
- Repair tools
- Workshop safety
- Hardware faults
- Software faults
- Troubleshooting
- Continuity testing
- Short and open circuits
- Voltage testing
- PCB layouts
- Schematic diagrams
- SMD and BGA components
- Flashing
- Unlocking
- Workshop setup
- Business management
- Practical tool identification

For a more focused revision guide, see the [WAEC Computer Hardware and GSM Repairs Areas of Concentration 2027/2028](/waec-computer-hardware-and-gsm-repairs-areas-of-concentration/).

You can also use the [WAEC Areas of Concentration 2027/2028 for All Subjects](/waec-areas-of-concentration-for-all-subjects/) to access the other subject guides.

## Frequently Asked Questions

### What Is the WAEC Computer Hardware and GSM Repairs Syllabus 2027/2028?

The syllabus contains the topics and technical skills you need to prepare for Computer Hardware and GSM Repairs in WASSCE.

It covers basic computer knowledge, mobile-phone components, maintenance, troubleshooting, software repair, hardware repair and workshop management.

### Where Can I Download the WAEC Computer Hardware and GSM Repairs Syllabus PDF?

Use the download button near the beginning of this article to save the complete syllabus PDF to your phone, tablet or computer.

### Is Computer Hardware and GSM Repairs a WAEC Subject?

Yes.

WAEC currently lists **Computer Hardware and GSM Repairs** among the Trade Subjects available to school candidates.

### How Many Papers Are in WAEC Computer Hardware and GSM Repairs?

There are two papers:

- Paper 1
- Paper 2

### How Many Questions Are in Paper 1?

Paper 1 contains **40 multiple-choice questions**.

### How Long Is Computer Hardware and GSM Repairs Paper 1?

The current WAEC timetable gives **45 minutes** for Paper 1.

### How Long Is Computer Hardware and GSM Repairs Paper 2?

The current WAEC timetable gives **1 hour 35 minutes** for Paper 2.

### What Is in Paper 2?

Paper 2 has two sections.

Section A contains 12 essay questions, and you answer any 10.

Section B contains two questions testing practical work, and you answer both.

### Does the Syllabus Include Computer Hardware?

Yes.

The syllabus includes basic computer concepts and identification and functions of computer hardware and software.

### Does the Syllabus Include Phone Repair?

Yes.

Phone maintenance and repair are central parts of the syllabus.

You should study preventive maintenance, corrective maintenance, hardware faults, software faults and troubleshooting.

### Is Troubleshooting Important?

Yes.

You should understand systematic fault finding using visual inspection, meters, circuit diagrams, signal tracing, component testing and software tools.

### Do I Need to Know Soldering?

Yes.

Soldering and de-soldering are included among the maintenance procedures in the syllabus.

### Does WAEC Computer Hardware and GSM Repairs Include Flashing?

Yes.

The syllabus includes flashing devices, flashing software and their uses.

### Do I Need to Study Mobile-Phone Software Faults?

Yes.

Examples in the syllabus include phone locks, SIM rejection, hanging and restart problems.

### Do I Need to Know PCB Diagrams?

Yes.

The syllabus specifically includes reading PCB circuit layouts and schematic diagrams.

### Is There Practical Training?

Yes.

The syllabus requires a minimum cumulative total of **eight weeks of supervised apprenticeship** in an accredited repair and maintenance centre.

### What Tools Should I Know?

Important tools and equipment include multimeters, oscilloscopes, soldering irons, tweezers, PCB holders, regulated power supplies, magnifying lamps, flashing devices and re-balling kits.

### Does the Syllabus Include Workshop Management?

Yes.

You should study workshop setup, capital, personnel, location, equipment, costing, risk analysis and return on investment.

### Can I Prepare for This Subject With Past Questions Only?

No single resource should replace practical preparation.

A useful study approach is:

**Syllabus → Learn Components → Practise Tools → Troubleshoot Real Devices → Study Theory → Past Questions → Revision**

### Where Can I Find the WAEC Computer Hardware and GSM Repairs Areas of Concentration?

Use the [WAEC Computer Hardware and GSM Repairs Areas of Concentration 2027/2028](/waec-computer-hardware-and-gsm-repairs-areas-of-concentration/) guide to organise your revision around the major theory and practical topics.

## Conclusion

The **[WAEC](https://www.waecnigeria.org/) Computer Hardware and GSM Repairs Syllabus 2027/2028** gives you a complete guide to the knowledge and practical skills you need for the examination.

Your preparation should cover mobile-phone terminology, computer and Internet concepts, phone hardware and software components, electronic components, preventive and corrective maintenance, workshop safety, hardware faults, software faults, troubleshooting, PCB circuits, flashing, unlocking and workshop management.

This is a practical trade subject, so do not prepare through reading alone.

Learn how to identify components, handle repair tools, test circuits, diagnose faults, read PCB layouts and carry out maintenance procedures safely.

Take your supervised apprenticeship seriously and use the complete syllabus as your checklist until you have covered both the theory and practical requirements.

**READ ALSO:** [WAEC Computer Hardware and GSM Repairs Areas of Concentration 2027/2028](/waec-computer-hardware-and-gsm-repairs-areas-of-concentration/)

**READ ALSO:** [WAEC Syllabus 2027/2028 PDF Download for All Subjects](/waec-syllabus-for-all-subjects-pdf-download/)

**READ ALSO:** [WAEC Areas of Concentration 2027/2028 for All Subjects](/waec-areas-of-concentration-for-all-subjects/)

**READ ALSO:** [WAEC Timetable 2027](/waec-timetable-for-science-art-and-commercial/)