Could be the turntable or the Amp, can you use a different source like a DVD/CD player for testing?
As pratorious suggested, make sure the jumper plates are in place.
https://a0.amlimg.com/ZGJkN2VmYjg2NzgwZjc4ZTUyN2I5Yzc4ZDIyOGM0ODTs4LU7b_5_s6K_vT2VXkZqaHR0cDovL2Itc3...
As pratorious suggested, make sure the jumper plates are in place.
https://a0.amlimg.com/ZGJkN2VmYjg2NzgwZjc4ZTUyN2I5Yzc4ZDIyOGM0ODTs4LU7b_5_s6K_vT2VXkZqaHR0cDovL2Itc3...