Lavel 3

 

Part 8: LIQUID DAMAGE

 

• Types of liquid damage: Toilet, fresh, salt, food
• Tools used in treatment
• Chemicals used in treatment

 

Part 9 : Troubleshooting

 

• Hardware Troubleshooting Basics
• How to Troubleshoot Not Charging Issues
• How charging circuit works
• No Charging Response
• Charger Not Supported
• Not Charging
• 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
• Mouthpiece
• Earpiece
• Buzzer
• Ringer
• Headset
• Vibra motor
• How LCD Display Circuit Works
• Understanding How RF circuit works