Below you will find a list of discussions in the Nokia Hardware Repair Section forums at the Gsm Lover Forum. The Nokia Hardware Repair Section forum All what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section.
Here's a best gsm links for all new learners in GSM industry, Learn the
basic here like me. I learned here from the start. I'm just a mobile
phone sales lady a year ago but now rock fixing mobile phones.
All lessons herein were all simplified and a few
general technical terms being reduced to make easy learning and
understanding, Images and Pictures were also gathered and choose
appropriately to support every aspects of learning.
These tutorials covers the following step by step lessons:
Basic Information How Cellphone Works?
Learning with Block Diagram on How basically Cell-phone works?
Introduction To Basic Electronics
Identifying Electronics Components and Circuit Symbols
Coils & Inductors
RF & IF Amplifiers and Filters
EMI and ESD Filters
Preparing the Proper Tools For Repairing
Opening Tools and Tweezers
Soldering and Desoldering Tools
SMD Rework Stations
DC Power Supply
Working Table Equipments
Safety Procedures and Proper Handling of Tools and Test Equipments on Cellphone Repair
How To Use and Read a Multimeter Tester
Test and Check up Procedures on Basic Electronics Components
Reading Cellphone's Schematic Diagrams
Identifying Component Symbols and Layout in Schematic Diagram
How to Identify Resistor's Symbols and Layout
How to Identify Capacitor's Symbols and Layout
How to Identify Transistor's Symbols and Layout
How to Identify Diodes Symbols and Layout
How to Identify Coil Symbols and Layout
How to Identify Integrated Circuit Symbols and Layout
How to Identify DC to DC Voltage Drivers, Regulators and
Convertes Symbols and Layout
How to Identify EMI-ESD Symbols and Layout
How to Identify RF Filter Symbols and Layout
How to Identify Battery Cell Symbols and Layout
How to Identify Power Switch , Mouthpiece, Earpiece and Ringtones Speakers User Interface Symbols and Layout
How to Identify Clock Crystal Oscillator Symbols and Layout
How to Identify Fuse Symbol and Layout
......::: SUNIL GUPTA :::.....
How to Identify the Lines and Symbols on Schematic Diagram
How to Find and Locate Components on PC BoardHow to Solder SMD Components Manually by Hand
How to Reball BGA Chips Manually by Hand
Identifying and Familiarization of Common Mobile Phones Components and Spare Parts
Crystal Display LCD's Touch Screen Panels Microphones Micro Speakers
Switches Charging Pins Antenna's Batteries Battery Connectors USB
Familarization: Components and Parts on Nokia Mobile Phone Handsets
Familarization: Components and Parts on Samsung Mobile Phone Handsets
Familarization: Components and Parts on Sony Ericsson Mobile Phone Handsets
Familarization: Components and Parts on Motorola Mobile Phone Handsets
Familarization: Components and Parts on iPhone Mobile Phone Handsets
Familarization: Components and Parts on Blackberry Mobile Phone Handsets
Familarization: Components and Parts on HTC Mobile Phone Handsets
Understanding Major Integrated Circuits (IC)on Mobile Phones
Power Management IC
Basic Hardware Handling Procedures
Proper Disassembling and Assembling Methods
How to Test Mobile phone Speaker,Buzzer or Ringer
How to Test Mobile phone Microphone or Mouthpiece
How to test Mobile Phone Charger Voltage
How to Test Mobile Phone Vibra Motor
How to check Mobile Phone Battery Voltage
How to test Power ON OFF Switch
Hardware Troubleshooting Basics
How to Troubleshoot Not Charging Issues
How charging circuit works
No Charging Response
Charger Not Supported
How SIM Circuits works
Insert Sim Card Problem
Invalid Sim Card
How Keypad Circuits Works
How to Map and Trace keypads Lines
Understanding The LED light Circuits
Explanation on How Audio Circuits work
How LCD Display Circuit Works
Basic Mobile Phones Hardware Repair Techniques
Basic on Software Handling
What is Flashing
What is Unlocking
......::: SUNIL GUPTA :::.....
thanks and good post
Many thanks for the post. I'm hoping these tutorials will help in the future.
good post..........nice ..................
Seems a very good post
just thanks, great job for sharing about cellular phone knowledge.
thanks so lot. seem like a very good post
thank you for your post its it help me.... thanks a lot...
Please post more cell phone repair training tutorials for beginners. Post them all!
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