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LED/LCD TV Service Training

 
Table V04
Course Details
Course code ADLTS
Course Name LED/LCD TV Service Training
Course Type Direct
Eligibility No Need
Age Limit No bar
Duration 4 weeks
Batch Type Regular,Fast Track,Week End (Saturday only)
Timing
Regular : 1 hr / 2 hrs Daily Class
Weekend : 4 hrs of Every Saturday.
Payment Mode By Cash / Card Payment / Demand Draft favoring "CHIP SYSTEMS", Payable at Chennai
Registration 2 Photo, 1 Address Proof, Registration Charges Rs.250 is Extra
We provide Space- Includes Class rooms & Lab with all facilities, Course materials, ID card, Note, Pen, Life time Backup Support, Whole sale materials Purchase References, Old & New materials contacts, Job Assistance, Self Employment Assistance & Etc...
Exam Online Examination with Online Verified Certificate.

 

CLASS TOPICS
WEAK-1 Introduction:
  • What is LCD&LED TV?
  • Types of LCD & LED TV
  • Various sizes of LCD and LED TV and its difference
  • What is the difference between LCD & LED TV?
  • How TV works?
LCD TV PARTS IDENTIFICATION:
    LCD TV disassembling and assembling practical
    LCD TV various parts identification
    • 1.LCD screen
    • 2.Power supply board-SMPS
    • 3.CCFL Backlight inverter board
    • 4.T-con board
    • 5.MOTHERBOARD
    • 6.Speakers
    • 7.Power switch and other switch board
BASIC ELECTRONICS:
  • introduction
  • what is difference between electrical and electronics
  • What is current and volt?
  • What is difference between AC and DC? AC current/volt,DC current /volt
  • Difference between normal electronics and SMT electronics What is multimeter? How use multimeter?
Resistor:
  • What are resistor and its working function?
  • Types of resistor
  • Resistor colour coding
  • Difference between normal resistor and SMT resistor
  • How find smd resistor value? And its checking method
  • Resistor soldering practice
Capacitor:
  • What are capacitor and its working function?
  • Types of capacitor
  • Difference between normal capacitor and SMT capacitor
  • How find capacitor value? And its checking method
  • Capacitor Farad checking method
  • High volt capacitor soldering practice
INDUCTOR AND TRANSFORMER:
  • What are inductor and its working function?
  • Types of inductor
  • Inductor checking method
  • What are transformer and its working function?
  • Types of transformer
  • Step-down transformer checking method
  • Step-up transformer checking method
WEAK-2 DIODE:
  • What are diode and its working function?
  • Types of diode-rectifier diode,zener diode,LED,schottky diode
  • What is bridge diode? and its function
  • Difference between normal diode and SMT diode
  • Diode checking method and soldering practice
  • How remove bridge diode from SMPS?
  • How remove and fixing Schottky diode from SMPS?
TRANSISTOR:
  • What are transistor and its working function?
  • Types of transistor-mosfet,PNP and NPN
  • Difference between normal transistor and SMT transistor
  • Mosfet and NPN checking method and soldering practice
LED TV PARTS IDENTIFICATION:
    LED TV disassembling and assembling practical
    LED TV various parts identification
    LED light string replace method
    • 1.LCD screen
    • 2.Power supply board-SMPS
    • 3.LED Backlight DRIVER board
    • 4.Backlight LED string
    • 5.T-con board
    • 6.MOTHERBOARD
    • 7.Speakers
    • 8.Power switch and other switch board
LCD & LED TV SMPS:
  • 1.SMPS power supply board
  • 2. What is SMPS?
  • 3.Various types of LCD-LED TV smps power supply
  • 4.Smps functional block diagram
  • 5.External AC-DC Adapter circuit diagram and its troubleshooting tips
SMPS SECTION:
  • 1.LCD TV SMPS complete circuit diagram explanation/tracing and fault finding with troubleshooting tips
  • 2.SMPS Primary rectifier circuit tracing and fault finding
  • 3.SMPS Secondary rectifier circuit tracing and fault finding
  • 4.STR type SMPS and PWM type SMPS difference and explain
  • 5.SMPS troubleshooting tips
  • a. Power Fail for LCD TV or LED TV [TV Dead condition]
  • b.LCD TV stand by light not ON
  • c.SMPS Standby LED Blinking
  • d.SMPS Standby LED ON then OFF
Student Practical:
WEAK-3 SMPS Board Voltage checking:
  • How clear SMPS excess Dc current through Test bulb?
  • How check SMPS primary section high voltage?
  • How check SMPS low output DC voltage?
LCD TV Backlight problem-CCFL LIGHT:
  • What is inverter? And CCFL light
  • LCD TV backlight inverter circuit fault finding with troubleshooting tips
  • CCFL LIGHT replacing from LCD Screen
  • LCD TV CCFL Backlight checking by Universal inverter
LED TV LED Backlight problem:
  • What is LED backlight Driver
  • How work LED Backlight Driver Circuit? And its tracing with troubleshooting method
  • LED Backlight driver circuit output voltage checking method
  • How Remove and Fix LED Light from LED STRING?
  • How check LED Backlight through power supply?
SMPS TROUBLESHOOTING TIPS:
  • Backlight inverter troubleshooting tips
  • Students smps board circuit tracing practical
STUDENT SMPS BOARD SOLDERING AND DE SOLDERING WITH CHECKING PRACTICAL:
  • Remove and fixing Transformer/Bridge rectifier diode/Fuse/Schottky Diode/Power Mosfet and High volt capacitor
Smps doubt clearing class
WEAK-4 LCD-LED TV MOTHERBOARD:
  • What is LCD TV Motherboard? and its various Brands of motherboard parts identification [Samsung/LG/sony/Panasonic etc.]
  • LCD TV Motherboard Functional Block diagram explain
  • LCD TV motherboard IC's List
  • Power supply ic's
    • 1.Stand by LDO regulator ic [5V to 3V] Ic part number-1084/1085/AZ1117
    • 2.Tuner DC-DC controller ic
    • 3.DDR RAM LDO Regulator
    • 4.MAIN CPU [MCU+SCALER+VIDEO PROCESSOR]
    • 5.ROM IC
    • 6.DDR RAM IC
    • 7.AUDIO AMPLIFIER IC
    • 8.HDMI CONTROLLER IC and etc...
MOTHERBOARD SECTION-1:
  • Motherboard IC's datasheet download and explain
  • How to trace motherboard tuner circuit problem with troubleshooting tips
MOTHERBOARD SECTION-2
  • a. How to check motherboard standby regulator circuit with troubleshooting tips
  • b.how to check and tracing memory and audio regulator circuit with troubleshooting tips
MOTHERBOARD SECTION-3:
  • How check and tracing LCD screen power supply circuit with troubleshooting tips
LCD SCREEN SECTION PROBLEMS:
  • a. Vertical lines
  • b.Horizantal lines
  • c.poor LCD Images
  • d.How check LCD screen panel through -LVDS TESTER
  • e.LCD Screen Datasheet explain
MOTHERBOARD FAULT FINDING THROUGH CRO:
LCD TV No Display Problem, But LCD TV standby LED is ON
    • a.How check CPU clock crystal through CRO? [14.3Mhz/24Mhz]
    • b.How check CPU core voltage?
    • c.How check motherboard various section voltage?
LCD TV MOTHERBOARD ROM FLASHING:
  • a.No display problem for LCD-LED TV
  • b.When switch ON TV-but TV company logo still shows[Samsung/LG or sony]
  • c.LCD Tv Setting menu problems
  • d.LCD Tv standby LED ON, but motherboard image are not processing
  • e.LCD Screen resolution problem
  • f.LCD screen Ghost image problem
  • g.LCD Screen double image problem
  • h.Unknown faults
  • How flashing ROM chip through ROM PROGRAMMER
LCD PANEL T.Con Board:
  • a. what is T.con board
  • b.T.con board general fault finding
  • c.various T.con board and its parts identification
  • d.various T.con board common problems and symptoms


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