Help repair FONIK 1202X mixing console

Hello. Such a problem in the operation of the remote control: when it is turned on, all the LEDs light up (as it should be), then they go out slowly (although the network indicator should be on, the microphone and effects off indicators should also be on). At the same time, a rumble comes from the speakers. When opening the console, I found a swollen capacitor (in the photo this capacitor is raised) on the board where the power supply is connected. Conder replaced with a similar one, but the problem remained. For the repair in the workshop they broke the unrealistic price