The mains fuse inside the amplifier and I found R145, R170 melted

The mains fuse inside the amplifier and I found R145, R170 melted

The amplifier keeps blowing the mains fuse and i found R145,R170 are melted on the pcb can you help me fix this problem?

ANSWERS:

"Step 1: check output stage.

2:power supply components.

3: check board for any leaking cap’s."