Re: Help with repair 286 mainboard
Posted on 2023-05-07, 21:51
Should the first one (output) be the suspect here? Should I trace its signal further? Please make sure the /CE pin on RTC does indeed go low when power is applied. Then, assuming it is low, measure the state of pins 1,2,3 and 4 on that '74 flip-flop. It's a not a setup I'm familiar with so it can …