iPhone Repair Training

MODULE 6.1: BASIC iPHONE

  1. iPHONE WORKING CONCEPT BLOCK DIAGRAM, WHAT ITS EQUIRED, ALL SECTION EXPLAIN, WORKING IDEA OF ALL COMPONENTS, BLOCK DIAGRAM

 

  1. Battery , charger, power chip, sim , cpu,  nand, flash,  lcd , touch pad, audio , , crystal,
  2. Antelna1, antenna 2, high band, low band, very low band, ext antenna, antenna switch module, Networks,  audio amp , mic , speaker, hands free, vibrator,
  3. Camera , flash, Bluetooth , wifi, radio,
  4. Sensors, gyro , magnet , finger , etc

 

  1. iPHONE DISMENTING ( TEARDOWN ) AND UNDERSTAND PARTS, CABLE, SOCKET CONNECTION

 

  1. Pcb circuit board , display with touch pad , back cover
  2. Loud speaker, ringer , speaker , sim tray,
  3. Primary camera module, Battery
  4. Main i/o , usb , vibrator, speaker belt
  5. Camera flash power button belt
  6. Volume up/ down ringer/silent pcb belt
  7. Ambient light sensor microphone pcb module
  8. Secondary camera module pcb
  9. Loudspeaker receiver module
  10. Home button / finger print sensor with belt

 

  1. TESTING OF PARTS

 

  1. Ringer, Vibrator, SPEAKER, on off switch Working idea of all components , block diagram

 

  1. iPHONE PCB WORKING CONCEPT, POWER CLOCK , SIGNALS, ETC

 

  1. Block diagram of iphone pcb
  2. Connector Types, IC types, and detail , working concept of  circuit

 

MODULE 6.2: TRACING iPHONE PCB WITH SCHEMATIC AND BOARD VIEW

 

 

  1. BASIC ELECTRONICS AND UNDERSTAND SMALL COMPNONETS CONNECTION DETAIL

 

  1. Understand resistor , CapacitorDiode
  2. Transistor, Mosfet, Fuse , coil

 

  1. iPHONE SCHEMATIC DIAGRAM AND TRACING STEPS

 

  1. Download schematic diagram from internet
  2. Open schematic and understand symbol components Ic connection page no
  3. Values of components how to find components, search etc
  4. Understand different chip and working idea and signals detail

 

  1. iPHONE BOARD VIEW DIAGRAM VIEW WITH SCHEMATIC DIAGRAM ZXW

 

  1. How to use ZXW dongle and
  2. How to find components, pins etc
  3. How to match with PCB and schematic diagram

 

  1. iPHONE POWER ON SEQUENCE AND POWER CONSUMPTION

 

  1. Basic demo of power on sequence on chart
  2. Different stage of iPhone mobile
  3. Power off (only battery connected not power on )
  4. Charging on ( charger also connected but not power on
  5. After Power on ( after press power button )
  6. Standby idle, Call time
  7. When required voltage ( some device when we press on then supply gets )
  8. Direct Shorting ( shorting on board ), Indirect shorting, Circuit Open
  9. Power consumption values in short open or close
  10. Case understand by power supply unit

 

  1. iPHONE SECTION TRACING

 

  1. Battery section , Usb Charging and power section
  2. On off section , RTC crystal section
  3. Power ic section supply different voltage
  4. Reset signals, LCD section,  LCD back light section
  5. Camera section front rear , Flash light section
  6. Cpu section , Nand section
  7. Audio and audio amplifier section
  8. Mic1 , mic 2 mic 3 speaker, hands free, section
  9. Bluetooth wifi section, Crystal types, Simcard section
  10. Radio chip section, Sensors
  11. Berometrix, Magnetic,  Axis
  12. Home button volume up down , vibrator on switch section
  13. Network section , Antena switch section, Gsm , Rf parts

 

MODULE 6.3: FAULT FINDING STEPS OF iPHONE

 

  1. iPHONE FAULT IDENTIFY

 

  1. iphone standby power ( no consumption, no charge, no power )
  2. iphone power on steps and problem ( after power button press )
  3. press the power button no response no current
  4. iphone does not boot forced DFU display does not recognize this USB and other fault repair
  5. iphone USB CHARGING problem
  6. iphone camera can not turn on the camera  not open a photographic
  7. iphone boot no service / no network
  8. iphone fault: boot no Type of service: a repair
  9. iphonedisplay lcd back light is power off ,   back light power supply problems
  10. iphonewithout flash ,iphone Power Card System
  11. iphonecomputer not connect with iphone
  12. iphone Enter the WIFI password has been an error

 

  1. IC , COMPONENTS , SOCKET REMOVING AND INSERTING PRACTICE

 

  1. Removing connector practice
  2. Removing and inserting socket
  3. Removing and inserting chip
  4. Removing PCB cover
  5. Removing and inserting
  6. Finding shorting components

 

  1. COMMON PROBLEM AND JUMPER STEPS

 

  1. Basic jumper with common problems

 

  1. FAULT IDENTIFY AND FLOW CHART