► Laptop Power Sequence  

► DC Jack / Connector & Battery Connector Pin out Details

► How DC & Battery Voltage Generate to Whole Mother Board

► Laptop Protection Circuits & Volt In Section Details

► PWM or Buck Controller Concept and How It works: Single & Dual

► Push-Pull Method Concept

► General Regulator and PWM or Buck Controller Reulator Concept

► Laptop Power Stage: S5 Voltage Generated.

► Types of Power Supply Need for System Power / 5V-3V.

► System Power / 5V-3V Chip Section: It Works & Pin out Signals Details.

► Primary Voltage & Secondary Voltage Concept (1st, 2nd & 3rd Generation).

► LDO Voltage & How it works on Laptop.

► How 5V-3V Chip, SIO Chip, BIOS Chip & ICH/PCH Internally related By Signals.

► Understanding Protection Circuit works with Battery Charger PWM Chip.

► Battery Charging Back Controller or PWM Chip Section: It Works & Pin out Signals Details.

►Battery Charge and Discharge Concept.

► Battery Structure: Inside View of Laptop Battery & Its Component.

► How a Laptop Battery Controlled by SIO & Charging Chip (All signal details)

► Block Diagram of a Laptop Battery

► Laptop Power Stage: S4 Voltage Generated.

► Types of Power Supply Need for Memory Chip.

►Memory Power / Memory Chip Section: It Works & Pin out Signals Details.

►Memory Termination Chip Section: It Works & Pin out Signals Details.

► Memory Voltage Supply for DDR1, DDR2, DDR3 & DDR4.

► Memory Termination Supply for DDR1, DDR2, DDR3 & DDR4.

► RAM Slot or Connector Pin out Signals Details: DDR1, DDR2 & DDR3.

► Memory EEPROM Chip: It Works & Pin out Signals Details.

►How Memory Chip, SIO Chip, BIOS Chip & ICH/PCH Internally related By Signals.

►Important Signals between GMCH Controller & Memory Slot Connector

► Laptop Power Stage: S3 Voltage Generated – Part-1.

► 1.05V Regulator/ PWM: It Works & Pin out Signals Details.

► 2.5V Regulator/ PWM: It Works & Pin out Signals Details.

►1.25V Regulator/ PWM: It Works & Pin out Signals Details.

► 1.2V& 2.2V Regulator/ PWM: It Works & Pin out Signals Details.

► 2.2V Regulator/ PWM: It Works & Pin out Signals Detail.

► Understanding Switching Mode Power Supply.

►Laptop Power Stage: S3 Voltage Generated – Part-2.

► Types of Power Supply Need for VGA or GFX Core PWM Chip.

► VGA or GFX Core PWM Chip: It Works & Pin out Signals Details.

► VCCP Power Supply PWM: It Works & Pin out Signals Details.

►VTT Power Supply PWM: It Works & Pin out Signals Details.

►Laptop Power Stage: S0 (Run Power) Voltage Generated.

► CPU or VRM PWM (V_ Core/ VCC_Core): Works & Pin out Signals Details.

► Understanding Darlington Pair Circuit.

► Driver IC: Works & Pin out Signals Details.

►Understanding VRM Phases.

► CPU Fan & Thermal Control Chip: Works & Pin out Signals Details.

► Clock Generator Chip: Works & Pin out Signals Details.

► Understanding Crystal & Career Signal: How Data Made.

► SIO and BIOS Chip Section: Works & Pin out Signals Details.

► BIOS Password Removal: Bypass & BIOS Dump Replacement.

► Keyboard & Touch Pad Controller Chip: Works & Pin out Signals Details.

► Power Button & LID Switch: Works & Pin out Signals Details.

► ICH/ South Bridge Controller Sections: Works & Pin out Signals Details.

► Real Time Clock (RTC) Section: Works & Pin out Signals Details.

► PCH/ FCH/ MCP Controller Sections: Works & Pin out Signals Details.

► GMCH/ MCH/ North Bridge Controller Sections: Works & Pin out Signals Details.

► VGA Controller Section in GMCH/ PCH/ Graphics: Works & Pin out Signals Details.

► CRT Connector: Works & Pin out Signals Details.

► Understanding Level Shifter, Switching Transistor & Musk Chip.

► LVDS or LCD Controller Section in GMCH/ PCH/ Graphics.

► LVDS or LCD or LED Connector: Works & Pin out Signals.

► Inverter (Original & Universal): Works & Pin out Signals Details.

► Original & Universal Inverter Replacement Process.

► CCFL Tube Replacement Process.

► HDD SATA & IDE Controller Section in ICH/ PCH: Works & Pin out Signals Details.

► HDD SATA & IDE Connector Section: Works & Pin out Signals Details.

► ODD(DVD) SATA & IDE Controller Section in ICH/ PCH: Works & Pin out Signals Details.

► ODD(DVD) SATA & IDE Connector Section: Works & Pin out Signals Details.

► USB Controller Section in ICH/ PCH: Works & Pin out Signals Details.

► USB Connector Section: Works & Pin out Signals Details

► Web Camera & Bluetooth Controller & Connector: Works & Pin out Signals Details.

► Memory Card or SD Card Controller & Connector: Works & Pin out Signals Details.

► PCI Slot & Mini Card Controller & Connector: Works & Pin out Signals Details.

► LAN Controller Section in ICH/ PCH: Works & Pin out Signals Details.

► LAN Chip: Works & Pin out Signals Details.

► LAN Transformer Chip: Works & Pin out Signals Details.

► LAN EEPROM Chip: Works & Pin out Signals Details.

► RJ45 Connecter: Works & Pin out Signals Details.

► AUDIO Controller Section in ICH/ PCH: Works & Pin out Signals Details.

► AUDIO CODEC & AUDIO Amplifier Chip: Works & Pin out Signals Details.

► Internal Speaker, MIC Jack & Head Phone Jack: Works & Pin out Signals Detail.

► BGA Chip: ICH, PCH, MCP, FCH, GMCH, Graphic Chip (NVidia, ATI etc.

► BGA Reflow Process.

► BGA Rework Station: Use & How it Works.

► Preheater: Use & How it Works.

► BGA Reballing rework station: Use & How it Works

► Ultrasonic Cleaner: Use & How it Works

► All other Components That Need for BGA Rework

► BGA Reballing Process.

► ICH, PCH, MCP, FCH, GMCH, Graphic Chip (NVidia, ATI etc.) Reballing.

► Removing BGA  Chips.

► Reballing BGA  Chip using Reball Stencil

► BGA Ball Arrangement.

► BGA Rework Process.

► ICH, PCH, MCP, FCH, GMCH, Graphic Chip (NVidia, ATI etc.) Replacement.

► Socket & Connector Removal Process Using BGA Rework Station:

♦ CPU Socket

 ♦ RAM Slot

♦ PCI Slot

♦ Other Sockets & Connectors