The site's struggling for some; here's the Wayback Machine: https://web.archive.org/web/20210314163530/https://ezcontents.org/atari-800xl-pcb-remake https://web

The site's struggling for some; here's the Wayback Machine: https://web.archive.org/web/20210314163530/https://ezcontents.org/atari-800xl-pcb-remake https://web.archive.org/web/20210314163530/https://ezcontent... Edit: and the mentioned service manual: https://archive.org/details/Atari800XLServiceManual https://archive.org/details/Atari800XLServiceManual