- LCD LED SHORT DETAIL OF COURSE
- ASSEMBLE AND DISMANTLE , (OPEN CLOSE) LCD LED TV, UNDERSTAND DIFFERENT PARTS,
- TESTING, WORKING,
- BASIC ELECTRONICS UNDERSTAND ELECTRONICS COMPONENT TESTING IDENTIFY CONNECTION
- AND SERIES PARALLEL SHORT OPEN CLOSE ETC
- LCD LED DIFFERENT SECTION AND WORKING IDEA OF SECTION
- POWER SUPPLY WORKING CONCEPT, TEST POINTS AND SHORTCUT , COMMON FAILURE
- LCD INVERTERS WORKING CONCEPT, BYPASSING SIMPLEST METHODS WITH PRACTICALS
- LED DRIVER BOARD WORKING CONCEPT, LED TESTER, BACK LIGHT FAULT FINDING, LED’S
- REPEATED FAILURES & SOLUTION STEPS
- POLARIZER SHEET REPLACEMENT TIPS N TRICKS
- MAIN BOARD WORKING CONCEPTS AND TEST POINTS PRACTICALLY
- TCON / SCALLER PCB WORKING THEORY , IMPORTANT SHORTCUTS, IN BYPASSING SCALER PCB
- WITH PRACTICAL
- SIMPLE AND IMPORTANT PANEL BYPASSING METHODS WITHOUT USING COSTLY TOOLS,
- SOFTWARE RELATED ISSUES AND SIMPLE WAY OF UPDATING SOFTWARE USING RT809F/H
- PROGRAMMER
- UNIVERSAL MAIN BOARD FIXING METHODS PRACTICALLY
- TAB BONDING MACHINE WORKING VIDE DEMO
- LCD LED TV REPAIRIN COURSE
- LCD LED DETAIL COURSE STRUCTURE
- MODULE 1 LCD LED SERVICE TRAINING
- COURSE
- ASSEMBLE AND DISMENTLING OF LCD/ LED TV
- Introduction & types of LCD & LED TV
- Difference between LCD LED
- Understand how LCD LED TV works
- Explanations about various section and parts in side
- & outside of the TV
- Parts identify of LCD TV
- Block diagram and working principle- of TV
- LCD LED different section and working idea of
- section
- (Liquid crystals displays, power supply board,
- inverter board, main board, controller/t-con board,
- LCD driver board, stand by circuit)
- Tools required for LCD LED chip level repairing
- MODULE 2 CHIP LEVEL REPAIR TRAINING
- 1 BASIC ELECTRONICS
- AC , DC,Electronics, Electrical, Current, Voltage,
- Watt, Ampere, Types Of Circuits, Measure Units
- Types of Material, Working Detail of Circuit,
- Component Types
- Resistor, Types Used, SMT, Measure
- Capacitor :- Work, Types, Ceramic, Electrolyte,
- Induction Coil – Work, Types, Check,
- Transformer :- Work, Types, Stepup, Stepdown,
- SMD, Check
- Diode :- Semiconductor, Ntype, Ptype, Work, Types,
- Testing
- TRANSISTOR :- Work, Types, NPN, PNP, Testing
- Method, Used
- FET,MOSFET :- Work, Types, NPN,PNP, Testing,
- Single Channel, Dual Channel, Testing, Used
- Type of IC’s – Working function
- Difference between normal & SMT components
- ELECTRONICS PROJECT
- MODULE 2.2 POWER SUPPLY UNIT (PSU) SMPS/
- POWER BOARD
- working concept of power board circuit
- types of power supply
- Block diagram of power supply unit
- Understand circuit diagram of power supply
- Oscillation section
- PFC circuit description and bypass PFC
- PFC switching MOSFET Testing
- Testing of PFC Controller IC
- Active PFC layout testing
- Testing of primary Rectifier circuit layout
- Startup & Run PWM circuit testing
- Testing of PWM controller IC
- Testing Power switching MOSFET
- Testing of Secondary rectifier Circuit
- Testing of Current Sense Sampling Circuit
- Testing of Error Detection Circuit
- Testing of RAC Shunt Regulator
- Testing Feedback of Optoisolator
- Test point of power supply
- Common failure of power supply
- Shortcut , troubleshooting concept
- EMI Filter and Hazard Protection Circuit testing
- Power Board – Power Factor Correction.
- Testing of Feedback through Optoisolator
- 3 LCD INVERTER CONCEPT
- LCD CCFL backlight technique concept
- Testing of Primary Rectifier circuit layout
- Testing P-N Dual Switching MOSFET
- Working concept of LCD inverter
- Tracing LCD inverter circuit
- Bypassing method of inverter
- OVP bypassing process
- DC-DC Converter Board – LED Backlight
- Testing LED Drives
- Testing LED Supply
- Replacing Backlight LED
- Common Faults & Solutions
- 4 LED DRIVER BOARD WORKING CONCEPT,
- LED tester,
- Back light fault finding,
- LED’s repeated failures &
- Solution steps
- 5 LCD LED PANEL CONCEPT
- Main COF description ,
- Side PAD description
- Bypass method
- Slow motion picture
- Still picture
- Bypass method
- (COF changing video demo )
- POLARIZER SHEET REPLACEMENT TIPS N
- TRICKS
- TAB BONDING MACHINE WORKING VIDE
- DEMO
- ADVANCE LCD LED REPAIR TRAINING
- MODUEL 3
- 1 MOTHERBOARD/ MAIN BOARD TROUBLE
- SHOOTING
- Main ic of Logic Board therboard
- Power supply connector, LVDS conector , Bios ic ,
- controller ic, front keyboard connector , remote
- sensors, DC TO DC CONVERTION SECTION
- Starting suppy
- DC TO DC CONVERTION SECTION ,
- Power on sequencec of board
- How to trace DC TO DC INPUT SUPPLY
- Identification and functions of FRUs
- Identification and functions of logic ICs of LED Tv
- VPU, MCU, RAM, Flash, HDMI, Audio, Toner,
- Network, etc
- Testing of RTC Crystals
- Testing of logic step down Regulators
- Common Fauts and Solutions
- 2 UNIVERSAL MAIN BOARD FIXING METHODS
- PRACTICALLY
- 3 TCON (Timing Control board) CONCEPT
- Scaler board PCB working concept
- Starting input and output supply
- DC to DC section concept
- Basic voltage of working panels
- Bypassing scaler pcb
- T-Con, Gamma Correction,
- Testing of T-Con board signals
- 4 AUDIO CIRCUIT DIAGRAM & VOLTAGE
- CHECKING
- Different voltage on audio section
- Line in line out mic etc function
- 5 SOFTWARE BIOS UPDATE
- Work of software in LCD LED
- Simple way to update software using Rt 809
-
- 6 BGA CHIP REPLACEMENT
- Replacement of logic ICs.
- Use of BGA Rework Station
- BGA Rework of logic ICs
- MODULE 4 FAULT IDENTIFY
- /TROUBLESHOOTING
- Power Logic Sequence Testing
- Testing LED feedback
- Display Sequence – For Display problem in LED Tv
- Solution for sound, HDMI, USB, Network problems
- in LED Tv
- PSU (Power Supply Unit) Failures
- Inverter Board Failures,
- No Video
- No Audio
- OSD/Menu Failure
- White Screen
- Rainbow Screen
- Screen Flashes Then TV Shut Down
- No Back Light
- Cracked Panel
- LCD TV Repair Case Histories
- slow picture
- Dark picture
- Picture with line
- Polarized sheet replacing video
-
- LCD LED REPAIR CASE STUDY
- . No Power?
- No Display No Sound?
- Power On but No Display (or) noise picture?
- Power On but No Sound (or) noise sound?
- Tuning problem
- Tools & Equipment
- Multimeter UNI-T UT33D.
- Frequency meter Mastech MS8240D.
- RT809F EEPROM / BIOS Programmer.
- Ring Tester.
- Supply Tester.
- PCB Stand.
- Safety Glasses.
- Quick850/MAX850 SMD Rework Station.
- Solder Pot.
- Lead Free Solder Alloy.
- Soldron Solder iron 25 Watt.
- Max Gold adjustable DC Solder iron.
- Lead Free Solder Wire single core.
- Max Gold Solder De-Solder flux paste.
- Rosin Gel.
- Kapoor CP-125 De-Solder wick.
- PCB Cleaner.
- Anti static Brush.
- 100Watt 250V~ light bulb.
- 2kOhms 10Watt Capacitor Discharge Probes.
- Qsi BGA Flux paste.
- 11 Twitter.
- Plastic Opner tool.
- Phase-1 Philips Screw driver.
- Wire Cutter.
- Polystyrene sheet 10mm width, length as per TV
- screen size.
- Power Cablel.
- Universal TV Remote.