Become Expert In Laptop Motherboard Repair

Ibm Trained Expert Takes You Step By Step Through Repairing Laptop. Diagnosing Faults,troubleshooting Motherboard Power Problems, Upgrading, Component Level Repair, Removing Ics

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Course Contents

Part 1 : Smartphone Repairs

• Cellphone Basics 
• Block Diagrams
• Hardware Troubleshooting & Repair
• Software Troubleshooting & Repair
• Flashing & Unlocking Techniques 
• User lock, SPC, MSL, FSC, OTKSL
• GSM unlocking: using codes
• Using software to remove user lock, SPC
• what is prl
• what is ESN/MEID
• CDMA Software Defined 

Part 2: Basic Electronics Declassified:

• Ohm's Law
• Series Circuit
• Parallel Circuit
• Identifying Electronics Components and Circuit Symbols
• Resistors
• Capacitors
• Transistors
• Diodes
• Fuse
• Coils & Inductors
• Crystal Oscillators
• RF & IF Amplifiers and Filters
• EMI and ESD Filters

Part 3: Tools and Test Equipments

• Safety Procedures and Proper Handling of Tools and Test Equipments
• How To Use and Read a Multimeter Tester
• Test and Check up Procedures on Electronics Components
• Preparing the Proper Tools For Repairing
• Opening Tools and Tweezers
• Soldering and Desoldering Tools
• Muti Tester
• SMD Rework Stations
• DC Power Supply
• Cleaning Kits
• Reballing Kits
• Working Table Equipments

Part 4: Schematic Diagrams

• How to Read Cellphone's Schematic Diagrams
• Identifying Component Symbols and Layout in Schematic Diagram
• How to Identify The Follwing:
• Resistor's Symbols and Layout
• Capacitor's Symbols and Layout
• Transistor's Symbols and Layout
• Diodes Symbols and Layout
• Coil Symbols and Layout
• Integrated Circuit Symbols and Layout
• DC to DC Voltage Drivers, Regulators
• Convertes Symbols and Layout
• EMI-ESD Symbols and Layout
• RF Filter Symbols and Layout
• Battery Cell Symbols and Layout
• Power Switch , Mouthpiece, Earpiece and Ringtones Speakers
• User Interface Symbols and Layout
• Clock Crystal Oscillator Symbols and Layout
• Fuse Symbol and Layout
• Lines and Symbols on Schematic Diagram

Part 5: SOLDERING, SOLDERING, SOLDERING

• How to Find and Locate Components on PC Board
• How to Solder SMD Components Manually by Hand
• Master soldering on any electric board
• BASICS OF SOLDERING
• Advantages of Soldering
• What is Soldering & de-soldering? Lead free or not?
• Hand soldering vs. machine soldering
• Electric tools used in soldering: Soldering machines, Hot-Air machines, Pre-heaters, Infrared machines,
• Rework stations...etc
• Soldering tips & soldering irons
• Hand tools & accessories used in soldering: magnifier, tweezers, Fume Extractor , sponges.etc
• Chemicals used in soldering: flux, lead, solder wire, flux remover, tin

Part 6: APPLICATION OF SOLDERING IN CELL PHONE REPAIR

• Types of circuit boards: PCB solder types and cell phone generations
• Which electronic components are found in a cell phone PCB
• diode, transceiver, transistor, integrated circuit, 2 point solder joints or 3 joints multi points?
• Underfill & under film
• Practical basic soldering trainings
• Basic and intermediate applications for training
• Soldering charging ports
• Soldering power buttons
• Soldering flex cables
• Soldering SIM card trays
• Memory modules
• Camera modules
• Battery sockets
• LCD Connector modules
• How to Reball BGA Chips Manually by Hand
• Identifying and Familiarization of Common Mobile Phones Components and Spare Parts
• LCD's Touch Screen Panels Microphones Micro Speakers Switches Charging Pins Antenna's Battery
• USB connectors
   

Part 7: Integrated Circuits

• Understanding Major Integrated Circuits (IC) on Mobile Phones
• Power Management IC
• Application Processor
• Flash IC
• RAM IC
• Hardware Handling Procedures
• Proper Disassembling and Assembling Methods
• How to Test Mobile phone Speaker,Buzzer or Ringer
• How to Test Mobile phone Microphone or Mouthpiece
• How to test Mobile Phone Charger Voltage
• How to Test Mobile Phone Vibra Motor
• How to check Mobile Phone Battery Voltage
• How to test Power ON OFF Switch

Part 8: LIQUID DAMAGE

• Types of liquid damage: Toilet, fresh, salt, food
• Tools used in treatment
• Chemicals used in treatment

Part 9 : Troubleshooting

• Hardware Troubleshooting Basics
• How to Troubleshoot Not Charging Issues
• How charging circuit works
• No Charging Response
• Charger Not Supported
• Not Charging
• How SIM Circuits works
• Insert Sim Card Problem
• Invalid Sim Card
• How Keypad Circuits Works
• How to Map and Trace keypads Lines
• Understanding The LED light Circuits
• Explanation on How Audio Circuits work
• Mouthpiece
• Earpiece
• Buzzer
• Ringer
• Headset
• Vibra motor
• How LCD Display Circuit Works
• Understanding How RF circuit works
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