01 – Activation Problems – iPhone Motherboard Repair Center

Return to course: Semester Two 2021 – 2025

PreviousPrevious Section Next Next Section

Semester Two 2021 - 2025

Email Notification
Logs

01 - 11 Pro Max NAND
02 - 5S NAND Removal and Reinstallation
03 - XS NAND Removal without Baseband board

01 - Choosing a thermal camera
02 - Thermal Camera
03 - My Setting
04 - Which Thermal Camera Do I Use? (2023-2025)

NAND Flash intro
NAND programming tools
NAND System Config
Recover SN WiFi BT Address
Recover Factory Codes (2022)
NAND BGA-315

Intro
01 - Power Up Circuit
02 - High Current before ON
03 - No Respond
04 - Low Current Response
05 - Current Drop after press

01 - Boot-up Troubleshoot
02 - Restore Firmware

Basic Knowledge Test

01 - NAND Measurement Tips
02 - Fake Resistance Value

01 - Restore Troubleshoot
02 - Hard Disk Failed
03 - Restore Process Error
04 - iPhone 14 Series Restore Error: The Hidden Issue
05 - iPhone 15 Plus Restore Error: Another Hidden Issue

01 - Activation Problems

01 - Reset Line
02 - i2C

03 - Voltage Divider
04 - Clock Line
05 - RFFE

01 - SWI
02 - USB Detection
03 - Charging
04 - Tigris
05 - Charging Evolution
EXAM: USB and Charging

01 - Display Circuit
02 - Backlight Circuit
03 - MIPI Lines

01 - Troubleshoot Face ID
02 - Dot Projector

01 - Intro and Rules of BB
02 - SIM Circuit
03 - Qualcomm Baseband
04 - iPhone 13 BB Repair

01 - Frequency Bands
02 - Transceiver
03 - RFFE
04 - Common Network Problem

01 - Same line vs Same section
02 - Should we repair the missing dot?
03 - Stop Removing Logic EEPROM

01 - LCD bypass

Essential Knowledge for iPhone Logic Board Data Recovery & Repair

01 – Activation Problems

You are unauthorized to view this page.

Username or E-mail

Password

Remember Me

Forgot Password