Tablet PC Repair Training

Tablet PC Repair Training

(CANDIDATES SHOULD HAVE BASIC ELECTRONICS & BASIC MOBILE KNOWLEDGE)

MODULE 1 BASIC OF TABLET PC

1) INTRODUCTION OF TABLET PC

Difference between computer, laptop, tablet pc , I pad
Basic operating of tablet pc

2) TYPES OF OPERATING SYSTEMS. IN TABLET PC

Android, windows operating system in tablet
Basic used detail of android, windows

3) TEARDOWN/ DISMENTAL TABLET PC

Assembly & disassembly of tablet pc

4) IDENTIFICATION PARTS OF TABLET PC

Adapter /charger
Battery
Ram & Rom
Keyboard of tablet pc
Display windows Touch screen/ touchpad
Display modules LCD / TFT/ led Display
Primary Camera /secondary camera
Motherboard main PCB
Processor
Antenna Carrier
Loudspeaker
Led PCB
Hard disk/ memory card flash chip
Bios / cmos setting
Testing of parts

5) FORMATTING INSTALLING OPERATING SYSTEM IN TABLET PC

Installation of operating systems in tablet pc
Windows/ Android operating system
Upgrading operating system
Downgrading operating system
Changing operating systems
Installing multi operating systems

6) DRIVERS AND APPLICATION INSTALLATION

Driver installation
Application installation on tablet pc
Troubleshooting of Operating systems.
Troubleshooting of Application software.
Troubleshooting of Tablet PC and Laptop

MODULE 2 CHIP LEVEL RAPAIR OF TABLET PC

7) BASIC ELECTRONICS

AC , Dc, Current, Voltage, Ampere,
Types of circuit, material
Measurement unit

Use of Multi-Meter, digital analog ulti-meter.

How to check AC, DC, and OHMs resistance
Different SMD components
Resistor, Diodes , Capacitors.
Inductors. Transformers. Transistors
MOSFET.

8) COMPONENT CHECKING & IDENTIFY

Identify damaged and ok component
Removing and Inserting component practice

9) TABLET PC REPAIRING CONCEPT

Adapter Repairing concept
Battery Repairing boosting concept
Inverter Section and CCFL Testing.
Hard disk./ internal Hard disk
RAM and ROM.
Touchpad.

10) BLOCK DIAGRAM OF TABLET PC

Understanding motherboard block diagram of Tablet PC
Top view of motherboard
Bottom view of motherboard ‘
Identify each chip and understand different section
Working detail of tablet pc motherboard

  11) DIFFERENT SECTION OF TABLET PC

Power section of tablet pc
Initial failure
Charging section
SIM section
Microphone section
Speaker section
Bluetooth wifi section
LCD section & troubleshooting of tablet pc
Touch screen section & troubleshooting in tablet pc
Light sensor
Camera not work front/ back
GSM 850/ 900 / 1800 /WCDMA section

12) UNDERSTANDING SCHEMATIC DIAGRAM OF TABLET PC

Understanding Circuit diagram of power section
Voltage measurement in Tablet pc
Troubleshooting power on failure in Tablet
Use of Debug card post error code.
Common problem of different motherboards

13) PROBLEM AND SOLUTION STEPS OF TABLET

Power on does not work
Tablet initial failure
Abnormal charging
Insert SIM cart (after inserting SIM)
Microphone not work
Speaker not work
Bluetooth wifi not working
LCD is not work after PWR ON
Touch screen does not work
Camera does not work
Network Not work (GSM, 850,900,1800, WCDMA)
Using Oscilloscope (CRO).

14) REPAIRING AND BGA REWORK

Removing ICs by Hot Air Gun Machine (SMD Machine).
ICs re-bolling by BGA machine. Concept
BIOS update & password reset