On my rosewood Signature and Onyx, I set tracking weight at about 1.85 to 1.9 grams, set VTA so that the bottom of the catridge was ruler flat to the weight of vinyl I listen to most, 120gm and set phono stage impedence at 100ohms.
I am sure the Koetsu Gurus could tell you more, but it worked for me
I am sure the Koetsu Gurus could tell you more, but it worked for me