| How to use DC supply in mobile repairing | Hindi / Urdu | TECH City

In this video we learn about DC power supply in mobile phone repairing field:
This supply is use following purpose like
1. For mobile battery voltage checking
2. For dead battery shorting
3. For Speaker, ringer, vibrator and LED's light checking
4. For Short board and half short checking
5. For mobile power on and dead condition checking without battery.
Note: We can also use this supply for and DC volt component