{"id":479,"date":"2020-06-06T17:12:54","date_gmt":"2020-06-06T15:12:54","guid":{"rendered":"http:\/\/retrofixes.it\/?p=479"},"modified":"2023-03-28T09:30:47","modified_gmt":"2023-03-28T07:30:47","slug":"neo-geo-z80-error","status":"publish","type":"post","link":"https:\/\/retrofixer.it\/en\/neo-geo-z80-error\/","title":{"rendered":"Neo Geo - Z80 error"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"479\" class=\"elementor elementor-479\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b1cde74 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b1cde74\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8f029da\" data-id=\"8f029da\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3df73c7 elementor-widget elementor-widget-heading\" data-id=\"3df73c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Fix Z80 error on Neo Geo<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-82bf781 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"82bf781\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-09a0ea1\" data-id=\"09a0ea1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9d3059d elementor-widget elementor-widget-text-editor\" data-id=\"9d3059d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>MVS<\/h4>\nIf, starting your NOE GEO model MVS, this error appears:<br\/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/06\/z80error.png\" \/><br\/>\n\nit does not mathematically mean that the Z80 chip is broken but its communication with other chips could be damaged. In any case, if you have an old Texas Instruments calculator or an old Game Gear or another old electronic device equipped with Z80 (or if you buy it for a few dollars on Aliexpress or on ebay with the component name of 84C00AM!), You can try to replace it (in the picture the original MVS and the one taken from a Game Gear):\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/06\/z80chip.jpg\" \/><br\/>\nIf you are lucky and the problem was really in the Z80 and do not insert any cartridges you will no longer get the error but the normal white grid screen of the MVS BIOS:<br\/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/06\/mvs_screen.jpg\">\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/06\/snk.jpg\">\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Fix Z80 error su Neo Geo MVS Se, avviando il vostro NOE GEO modello MVS, vi appare questo errore: non significa matematicamente che il chip Z80<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":802,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[36,35,37],"class_list":["post-479","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-console","tag-mvs","tag-neo-geo","tag-z80"],"_links":{"self":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts\/479","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/comments?post=479"}],"version-history":[{"count":0,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/posts\/479\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/media\/802"}],"wp:attachment":[{"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/media?parent=479"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/categories?post=479"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/retrofixer.it\/en\/wp-json\/wp\/v2\/tags?post=479"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}