{"id":25,"date":"2005-11-21T15:42:01","date_gmt":"2005-11-21T19:42:01","guid":{"rendered":"http:\/\/www.jrtwine.com\/blog\/?p=25"},"modified":"2016-02-02T09:28:16","modified_gmt":"2016-02-02T05:28:16","slug":"goindol","status":"publish","type":"post","link":"https:\/\/jrtwine.com\/blog\/goindol\/","title":{"rendered":"Goindol"},"content":{"rendered":"

Problem: Board boots but does not complete POST. Halts with some on screen garbage displaying BAD ROM 5<\/strong> on more often than not. ROMs were clearly marked on the board, so I yanked ROM 5, read it and ran it through ROMCMP. It came up as unknown. Sounds bad to me!<\/p>\n

Located a replacement ROM image and burned to a new EPROM (uh, after finding a replacement EPROM that would erase and burn correctly – that took a good hour and change). Verified the new EPROM was correct, loaded it into the game and…<\/p>\n

BAD ROM 5<\/strong><\/em><\/p>\n

OK… I pull the board and start a visual inspection. Notice a section of the board with about 5 or 6 scratched traces. Two of them are broken (no continuity). Jumped them with some wire-wrap wire and the board comes right up! I do not yet have a way to test inputs yet, though…<\/p>\n

Solution: Reburned ROM 5, jumped two broken traces. (Inputs unknown.)<\/p>\n","protected":false},"excerpt":{"rendered":"

Repair Log for a Goindol board…<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,16],"tags":[20,21,26],"class_list":["post-25","post","type-post","status-publish","format-standard","hentry","category-repair-logs-2","category-suna-electronics","tag-arcade","tag-repair","tag-repair-log"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t