Yamaha Stagepas 300 - full repair of audio amp module part # AAX6207R

List of parts to replace:
2x MOSFET Transistor STP14NF12FP
Resistor SMD 0.056 Ohms 1W
Fan 50x50x10mm 12V
Fan 40x40x10mm 12V

I ordered all parts from DigiKey with updated substitutes for the MOSFET transistors:
2x STF20NF20 - DigiKey part nr. 497-5811-5-ND
Resistor 0.056 Ohm 1W part nr. 311-0.056TCT-ND
50x50x10 Fan part nr. 259-MF50101V3-1000U-A99-ND
40x40x10 Fan part nr. 259-1796-ND
1/4" Audio Jack for PCB 1937-IO-TJ4HF-ND

Soldering skills - a MUST!!!

Schematic of Power Amplifier found in a recent post in the following forum:

https://music-electronics-forum.com/forum/...

/forum/schematic-requests/16145-need-yamaha-stagepas-300-schematic/page2

In case if the link to schematic of Power Amp disappears, I included the circuit diagram at the end of this video divided into four parts - for greater detail and image resolution.