CERTIFICATE IN DESKTOP TECHNICIAN (A+)
SECTION 1 : INTRODUCTION
- Introduction about Desktop and its Usages
- Difference between Hardware and Software
- Introduction Computer Parts and Name
- Input Devices / Output Devices
SECTION 2 : BASIC OF ELECTRONICS
- Resistor- Symbol, Function, Function, Denoting Letter, Solid Type Resistor Color Coding, SMD Type Resistor Coding, Value measurement by Multimeter and SMD Tester.
- Capacitor–Function, Types, Symbol, Identification of Solid Type and SMD Type Capacitor, Testing of Capacitor by MultiMeter and SMD Tester, Value measurement by SMD Tester.
- Coil–Function, Symbol, Denoting Letter, Types of material, Properties of Coil, Identification of Solid and SMD type coil, Pack coil, Testing of Coil.
- Diode: Function, Symbol, Denoting letter, Identification of Solid and SMD Type Diode, Types of Diode, Testing of Diode, Anode and Cathode Concept
- Transistor: Introduction, Types, Symbol, Denoting Letter, PNP and NPN Concept, Testing of Transistor, Function etc.
- MOSFET: Introduction, Types, 3 leg MOSFET, 8 Leg MOSFET, Identification of N-Channel and P- Channel MOSFET, Testing of MOSFET, Dual MOSFET Concept, Switching Concept
- Crystal: Introduction, Concept of Quartz, Clock and Pulse, Measuring unit, Types and Real Shape.
- Types of IC
SECTION 3 : SMPS – SWITCH MODE POWER SUPPLY
- Introduction of basic component.
- Introduction to SMPS
- Working principle of SMPS.
- Block Diagram
- Understanding the 11 circuit’s function of SMPS with the help of schematic diagrams.
- Description of electronic components found in SMPS
- Finding the right equivalent components in SMPS circuit
- Understanding the six common problem Found in SMPS
- How to easily charge discharge the main capacitor in SMPS
- How to easily perform voltage testing on SMPS
- Find out how useful is series light bulb trick in SMPS repair.
- The five method for troubleshooting & repairing SMPS
- Different voltage pin out or different cable &use.
- Trace out rectifier, filter, Oscillator, SM Transformer
- Tracing & Fault Finding Of SMPS, Basic Problem & solution.
SECTION 4 : RAM (RANDOM ACCESS MEMORY)
- Identification of all Types of Desktop RAM,
- RAM Operating Voltage,
- RAM Supply Pin,
- All types of possible circuit of RAM Supply.
- Hot Testing.
SECTION 5 : HDD (HARD DISK DRIVE).
- Installation HDD.
- Types Of HDD.
- Setup of HDD.
- Connectivity of HDD
SECTION 6 : MOTHERBOARD
- Motherboard overview and Block Diagram of Motherboard.
- Identification of all types of Chip, Port, Socket, Slots Etc.
- Working Concept of Motherboard, Concept Of RESET, READY, CLOCK Signal.
SECTION 7 : SLOTS ON A MOTHERBOARD
- Memory Slots
- PCI Slots.
- PCI Express Slots.
- Hard Drive Slots IDE
- Expansion Slots.
- SATA Slots.
- CPU Slots.
- Front Panel Slot.
SECTION 8 : DEVICE INSTALLATION
- Graphics Card, Sound Card, LAN Card Etc.
- Web Camera installation
- Printer Installation.
- Installation of different Device and Configuration.
SECTION 9 : BIOS (BASIC INPUT /OUTPUT SYSTEM)
- What is the BIOS?
- How to access BIOS
- What is the POST.
- BIOS Availability.
- Popular BIOS Manufacturers.
- Load BIOS Setup Defaults
- Remove a BIOS Password
- Create a BIOS Password
- Change the Date and Time
- Change Floppy Drive Settings
- Change Hard Drive Settings
- Change CD/DVD/BD Drive Settings
- View Amount of Memory Installed
- Change the Boot Up Num Lock Status
- Enable or Disable the Computer Logo
- Enable or Disable the Quick Power on Self-Test (POST)
- Enable or Disable the CPU Internal Cache
- Enable or Disable the Caching of BIOS
SECTION 10 : COMPUTER A DISASSEMBLE AND ASSEMBLY
- How to Disassemble a Computer.
- Outer Shell/Casing.
- Power Supply.
- Remove CD/DVD, Fans Connection.
- Connective Center Cables.
- Remove Motherboard.
SECTION 11 : CREATE A BOOTABLE USB FLASH DRIVE.
- How to download IOS file.
- Use for Power IOS and Rufus Software.
- How to Setup USB Flash drive.
- How to USE bootable USB.
SECTION 12 : INSTALL A NEW OPERATING SYSTEM
- What is Operating System.
- Determining Which Operating System to Install.
- Types Of OS.
- OS bits 32 and 64.
- Install Windows 7
- Install Windows 10
SECTION 13 : HOW TO INSTALL COMPUTER SOFTWARE
- Introduce to all types of Computer Software
- MS-Office (PowerPoint, Excel, Paint, Words Etc.)
- Install Online Offline Drivers.
- Install and Use Anti-virus.
- Use Driver pack.
- Internet Browsers (Google Chrome, Mozilla Firefox Etc.)
SECTION 14 : COMMAND FOR COMPUTERS
- Command Prompt Commands.
- DOS Commands.
- Run Commands
- Control Panel Commands.
- Recovery Console Commands.
SECTION 15 : WHAT ARE THE TOOLS REQUIRED FOR COMPUTER REPAIRING?
- SMD Rework Station.
- DC Machine.
- Soldering Gun.
- ESD Tool.
- Screw Driver
- SMD Tester
- Multimeter
- Wrist Strip
SECTION 16 : VRM (VOLTAGE REGULATOR MODULE)
- VRM Circuit - Overview.
- Problem in VRM.
- Cool Testing and Hot Testing.
- Shorting Problem in VRM Circuit.
- Internal Structure of VRM Chip.
- Volt Sense Circuit Concept.
- Programmable Circuit.
- ID (voltage identification) Concept.
SECTION 17 : RAM SUPPLY.
- Identification of all Types Desktop RAM. 2.RAM Operating Voltages.
- RAM Supply Pin.
- All types of possible circuit of RAM Supply.
- Hot Testing.
SECTION 18 : AGP (ACCELERATED GRAPHICS PORT) SUPPLY.
- Identification of all Types Desktop AGP Slot 2.AGP Operating Voltages.
- AGP Supply Pin.
- All types of possible circuit of AGP Supply.
- Hot Testing.
SECTION 19 : PCI AND PCE EX (PERIPHERAL COMPONENT INTERCONNECT EXPRESS) SUPPLY.
- Identification of all Types Desktop PCI Slot 2.PCI Operating Voltages.
- PCI Supply Pin.
- All types of possible circuit of PCI Supply.
- Hot Testing.
SECTION 20 : USB (UNIVERSAL SERIAL BUS) SUPPLY.
- Identification of all Types Desktop USB Slot 2.USB Operating Voltages.
- USB Supply Pin and Data Tracing.
- All types of possible circuit of USB Supply.
- Hot Testing.
SECTION 21 : SATA (SERIAL PORT) SUPPLY.
- Identification of all Types Desktop SATA Slot
- Data Tracing.
- All types of possible circuit of SATA Supply.
- RX TX Concept.
SECTION 22 : VGA (VIDEO GRAPHICS ARRAY) SUPPLY.
- Identification of all Types Desktop VGA Slot 2.VGA Operating Voltages.
- VGA Supply Pin.
- All types of possible circuit of VGA Supply. 5.Hot Testing.
SECTION 23 : PS2 (PERSONAL SYSTEM 2) SUPPLY.
- Identification of all Types Desktop PS2 Slot
- Operating Voltages.
- Supply Pin and Data Tracing.
- Pin details of PS2 Port.
- Data and Clock Circuits.
SECTION 24 : SOUND CIRCUITS.
- Identification of all Types Desktop Audio Slot
- Operating Voltages.
- Supply Pin
- Troubleshooting
SECTION 25 : SOUTH BRIDE SUPPLY CIRCUIT.
- Diagram for South Bride.
- Support from South Bride.
- ROM Circuit Tracing.
- RAM Circuit Tracing.
- AGP Circuit tracing.
- Cool Testing And Hot Testing connectivity with RAM, ROM, AGP.
SECTION 26 : NORTH BRIDE SUPPLY CIRCUIT.
- Support from South Bride.
- VGA, PS2, USB, SATA PCI/PCI Ex Circuit Tracing.
- Cool Testing and Hot Testing connectivity.
- Troubleshooting.
SECTION 27 : PS ON & TRIGGER SUPPLY CIRCUIT.
- Pin turn on a Power Supply.
- Idetifiaction of ATX Power Pin
- Tracking Power Supply Pin.
- Cool & Hot Testing.
- PSU (Power Switch Unit) Trick.
SECTION 28 : NORTH BRIDGE SUPPLY.
- Pin Connectivity from North Bridge.
- Identification of Sorting
- Tracking Power Supply Pin.
- Cool & Hot Testing.
SECTION 29 : CLOCK GENERATOR CIRCUIT.
- Identification of Clock Generator.
- Tracing
- Use of Frequency Counter to measure Clock.
- Troubleshooting.
SECTION 30 : DIAGNOSTIC CARD.
- Identification of LCD Status.
- Power Supply.
- Use of Clock and Reset Signal.
- Troubleshooting.
- Reading Error Code.
SECTION 31 : BIOS PROGRAMMING.
- Identification of BIOS IC.
- Pinout for BIOS IC.
- Use of BIOC IC Sockets.
- Types of BIOS IC.
- Update BIOS Method USB EXE.
- BIOS Working READ, WRITE, VIERFY, SAVE, OPEN Etc.
- Download BIOS Bin file.
- BIOS Programming by MINI and Universal Programmer.
- BIOS Password Resetting.
SECTION 32 : USING BGA MACHINE | IRDA
- Identification of BGA IC
- Working of BGA IC
- USE of BGA Soldering Station
- Removing BGA Chips and Reballing it using Reball Stencil
- Generate BGA Profile in Machine