Robocop Repair Logs
Replaced 6 missing EPROMs, installed 2 20-pin sockets and 2 74als245 ICs. Still dead. Found and replaced a bad 20 pin socket on the ROM board. Board now booted but had corrupt background and foreground graphics. Did a physical inspection of the board and found bent pins on one of the graphics processors. Fixed the bent pins on graphics processor IC to fix the background graphics. Found and fixed three burnt traces under the 74LS157 ICs to fix the character/foreground graphics and finish the game.