Tek 577+177 D1 Ripple on display curves (fixed)
Couple days ago powered on my Tek 577 D1 and found ripple on the display curves.
Later I found a leaking electrolytic capacitor C124 on the A2 collector supply circuit board.
Now I got a clean display after replacing it.
10uf 475 DC(VDC?) Sprague 43D100F475GJ4
10uf 450Vdc Epcos B43697 LL