You don't have to.
led light driver is broken, generally not professionals, it is recommended not to repair yourself.
Because the chip material identification of the drive power supply of the LED lamp is not good, the electronic material is difficult to find;
And non-professionals may aggravate the fault, resulting in damage to the LED light source, causing unnecessary losses;
In addition, the driving power cost of LED lamps is not very high, usually the same specifications can be replaced.