V vas123 Student Joined Apr 30, 2023 Messages 22 Reaction score 7 Location Bulgaria Feb 3, 2026 #1 I think it is a sprite problem: and problem 100% is on this pcb : All Eprom are good . I'm having trouble locating it. Can anyone help me with some advice? Thanks in advance!
I think it is a sprite problem: and problem 100% is on this pcb : All Eprom are good . I'm having trouble locating it. Can anyone help me with some advice? Thanks in advance!
V vas123 Student Joined Apr 30, 2023 Messages 22 Reaction score 7 Location Bulgaria Feb 4, 2026 #2 Friends, the problem is solved. The crystal frequency was causing serious issues; the 74LS367 and 74LS74 were faulty Last edited: Feb 4, 2026
Friends, the problem is solved. The crystal frequency was causing serious issues; the 74LS367 and 74LS74 were faulty
twistedsymphony Enlightened Staff member Immortal Joined Jul 21, 2015 Messages 12,944 Reaction score 16,449 Location NH, USA Feb 4, 2026 #3 thanks for sharing the solution!
Friends, the problem is solved. 
