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Dell Latitude E7270 Power On But No Display Solution | la-c451p no Display Solution 

N-Tech Naresh Laptop Repair & Training Center
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Course Details - drive.google.com/file/d/1Dyph...
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Laptop Part Number LA C451P REV 1 0
Model Number Dell Latitude E7270
Laptop Repairing & Advanced Chip Level Training Center in Delhi
Contact For Repairing & Advanced Chip Level Training
Naresh
Contact us:- 9711102627
Whatsapp:- 9711102627
Telegram:- 9711102627
Office Address G-9, Sidharth Building-96, Nehru Place, New Delhi -110019
Course: Laptop Chip Level Repairing Course.
Basic To Advance Level
Course Duration: 4 Month
Course Details ----
BASIC ELECTRONICS
Module 01----
. About Currnet
. About Resistor,of Denoting Letter, Symbol, Measuring Unit Testing of Resistor ok Condition or Faulty Condition,About Resistor Pull Up,Pull Down Resistor.
.Application of Resistor,Voltage Divider Logic High And Logic Low Concept.
. About Fuse ,of Denoting Letter, Symbol Measuring Unit Testing of Fuse ok Conditon of Faulty Condition.
. About Coil , Denoting Letter, Symbol, Measuring Unit, Testing of Coil ok Conditon or Faulty Condition.
.About Capacitors, Denoting Letter Symbol , Measuring Unit, Testing of Capacitors ok Conditon or Faulty Condition, Types of Capacitors Polar or Non Polar.
. About Diode , Denoting Letter,Symbol, Measuring Unit, Testing of Diode ok Conditon or Faulty Condition.
.About Crystal, Denoting Letter, Symbol Measuring Unit, Testing of Crystal ok Conditon or Faulty Condition.
.About Transistor, Denoting Letter ,Symbol , Measuring Unit, Testing of Transistor Ok Conditon or Faulty Condition,Type of Transistor NPN Transistor PNP Transistor.
.About Mosfet ,Denoting Letter,Symbol, Measuring Unit, Testing of Mosfet ok Conditon or Faulty Condition, Types of Mosfet N Channel P Channel .
.About IC ,Denoting Letter Testing of IC ok Conditon or Faulty Condition.
.Use of Digital Multi-Meter
.Use of SMD Temperature Controlled Iron, Temperature Controlled
.Use of D.C. Power Supply
.Use of D.S.O.
.Logic Gates.
.About Regulator, Step Down Regulator, Single Phase & Dual Phase Regulator
.Power IC, Digital IC, Working, Pin Details, Testing.
.Ohm's Law
.Buck And Boost Regulator
.LDO, Linear Regulator Concept
Module 02----
Bios Editing Of All Brand Like This hp.Acer.Dell. Asus.Lenovo Upto 12th Generation Bios, All Types Of Extraction Method, Clean Me/Csme/Txe Region Concept Upto Version 15, Ami Bios Extraction Method, Password Removal Tricks Of All Brand, Lenovo Thinkpad Bios Unlocking Patching Method, Lenovo Thinkpad Bios Unlocking Direct Programming Method, Use Of All Type Of Bios Extractor.
Module 03----
Advance Level Laptop Circuit Schematic Explanation up to 12th Generation,( Quanta.Compal. Wistron,LCFC , Inventec.) Including All Circuit Like This Vin Circuit, Step Down Circuit, Step Down ic Enabling Logic, Battery Charging Circuit, io Chip, Ram Supply Circuit, CPU Core Circuit, DC to DC Load Switch Circuit, 1.8Volt ALW, 1Volt ALW, VPP, VTT, VDDQ Trigger Logic of Laptop Motherboard. +3V_S5 & +5V_S5 Regulator. BIOS, EC Bios, Main- Bios, Programming. About SLP_S4#, S4_ON, SUSP & SUSP#.SUS Supply Formation(+3V_SUS, +5V_SUS). Complete Voltage Circuit of Laptop Motherboard 1st generation to 12th Generation, PSID And Adapter ID Circuit, SIO to PCH Communication, SATA, SSD, USB, Fan Controller Circuit, Thermal Circuit, Keyboard, Touchpad, Sound, Wi-fi , Lan Circuit, Power Sequence, DSO Auto Mode & Capture Mode Normal Mode LVDS/EDP Circuit, RTC Circuit, Green Clock Concept, Onboard RAM Disable, Graphics Conversion About Board Viewer.Complete Trouble Shooting of Motherboard.
Lifetime Support---
Lifetime access on Telegram----
N-Tech Bios & Shematic & Boardview
N-Tech Support
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11 фев 2024

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Комментарии : 29   
@SandeepSingh-gt7gs
@SandeepSingh-gt7gs 5 месяцев назад
Thank you 🙏 😮
@naiyyarhussain9976
@naiyyarhussain9976 5 месяцев назад
Rtc reset ki problem hai intruder ka problem ho sakta hai ya phir intervmen ka problem hoga sir iska
@sufiyantechnology5254
@sufiyantechnology5254 5 месяцев назад
Cpu ya bios ki problem hogi
@Laptop______________Repaird
@Laptop______________Repaird 5 месяцев назад
Sir pahla to ham sara voltage kevel pr check kranga coil voltage, regulater, voltage, dc to dc agr gfx supply ban rhe ha than check all clock, reset, comunecation, and pch to io requerment '---kyoke es type ka case ma kuch bhe fix nhe ha hma sbhe step by step check krna hota ha
@5zan396
@5zan396 5 месяцев назад
Gfx coil ke baad ke capacitor chsnge karke check karenge
@MrVirender123456
@MrVirender123456 5 месяцев назад
Crystal
@skjatayumobileandlaptop1013
@skjatayumobileandlaptop1013 5 месяцев назад
1.5 vddq voltage check karna hai,
@ravidevgan8013
@ravidevgan8013 5 месяцев назад
ram ic requirment checking ram slot smbus data clock dramrst checking
@kooseduardo1973
@kooseduardo1973 5 месяцев назад
puedeser problema de BIOS
@santoshmundepi2977
@santoshmundepi2977 5 месяцев назад
Ram slots requirements sir
@electrotechuniverse
@electrotechuniverse 5 месяцев назад
Primary section me prblm hoti hai ,19 v v in me MOSFET kharab hone k wajah se ye problem ATI hai ,kyu ki jaise hi display aane lagta hai MOSFET leak hone ki wajah se switching off kar deta hai or board off ho jata hai,,,or bhi reason hai iske wo mai fir kabhi discuss karunga,,,
@discovertruth2m881
@discovertruth2m881 5 месяцев назад
Right brother 👍👍👍
@shahidshaikh7143
@shahidshaikh7143 5 месяцев назад
1.me region karke dekho 2.if not ram section proper check karo
@VishalYadavYadav-uf7ww
@VishalYadavYadav-uf7ww 5 месяцев назад
Kya kharab hua sir
@sufiyantechnology5254
@sufiyantechnology5254 5 месяцев назад
Ram detection me problem hai
@computersolution975
@computersolution975 5 месяцев назад
Ram requirements Cpu communication
@shivdarashchauhan2781
@shivdarashchauhan2781 5 месяцев назад
Original adapter lagaye sir ji
@sanjeevkumar9587
@sanjeevkumar9587 5 месяцев назад
Bios + cpu vtt control by sanjeev
@SagarD3838
@SagarD3838 3 месяца назад
Bios flash
@rajkumarkumar-rz6ez
@rajkumarkumar-rz6ez 5 месяцев назад
Stap by stap splay bnana
@starsraj8422
@starsraj8422 5 месяцев назад
Mere hisab se cpu short hona chahiye
@manishchauhan1447
@manishchauhan1447 5 месяцев назад
Sir 19v entri proper nhi h
@shabbirvora7650
@shabbirvora7650 5 месяцев назад
SIR DRAMRST MISSING
@ansarahmed-vx9tz
@ansarahmed-vx9tz 5 месяцев назад
RSM_RST signal missing
@dev950
@dev950 4 месяца назад
Vai board vejo kam hojayega
@itcomputerinfotek9866
@itcomputerinfotek9866 5 месяцев назад
Communication issue
@ranjanarapti8772
@ranjanarapti8772 4 месяца назад
Bios memory
@asgarpasha832
@asgarpasha832 5 месяцев назад
Ram not reading proper
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