G-LON Training Course

Module 1: Introduction to iPhone Repair

• 1.1 Familiarization with iPhone:

• Overview of iPhone models and main features.

• Introduction to the main components of iPhone: CPU, battery, display, connectors, sensors and peripherals.

IOS 18 and later, potential to exploit in the repair and reassembly of original peripherals

• 1.2 Essential tools for iPhone repair:

• Basic diagnostic tools: multimeter, adjustable power supply, thermal stations, soldering irons and microscope.

reading and circuit diagrams and using the most common repair software

Module 2: Basic electronics for iPhone repair

• 2.1 Electronics fundamentals:

• 2.2 Key electronic components:

• 2.3 Distribution of critical components on the logic board:

• 2.4 Using the multimeter in iPhone repair: theory and practice.

Module 3: iPhone Logic Board Structure and Function

• 3.1 Logic Board Anatomy:

• Arrangement of Major Components on the Board

• 3.2 iPhone Main Power Lines:

• Identify and function of the main power lines, including PP_VCC_MAIN, PP_BATT_VCC, PP_CPU, PP3V0, PP1V8.

• 3.3 Communication Bus:

• Overview of communication buses (I2C, SPI, UART)

• Identify and function of the main integrated circuits, CPU, PMIC, NAND, TRISTAR, TIGRIS, AUDIO, RF CIRCUIT, WIFI-BT, TOUCH, BACKLIGHT, FACE ID AND BATTERY

Module 4: iPhone Basic Diagnostics

• 4.1 Diagnosing Short Circuits and Abnormal Power Consumption:

• Using a power supply to detect standby and active power consumption.

• Identifying shorted components and analyzing problems with a multimeter.

• Hands-on diagnostic exercises for high power consumption and short circuits.

• 4.2 Using the power supply:

• Procedures for measuring the iPhone power consumption in different states.

Module 5: Practical exercises in diagnostics and repair on real problems

• 5.1 techniques Desoldering and re-soldering

Treatment of resin-coated and non-resin ICs

Cleaning ICs and reballing

Opening, cleaning and closing sandwich boards

Swapp lower and upper layers of sandwich boards

Face ID, Battery, Reconstruction of pads