A gifted Atari 130XE shows nothing at power on. A thermal camera finds RAM running hot enough to boil water, but replacing it wasn’t the end of the story.
A full build guide for Robin H Edwards’ A8PicoCart: a cheap Pico-based flash multicart for the Atari 400, 800, XL and XE, from PCB order to a 3D printed case.
An Atari 800 with a missing key gets expanded to 48K, RAM tested with a Super Salt diagnostic cartridge and a 3D printed temporary keycap. Then the original key turns up in the box.
A three part build that replicates the classic Atari Super Salt diagnostic cartridge: soldering, EPROM programming and testing an Atari 65XE.
An Atari 65XE showing only black and white gets its colour back after a quick diagnosis and a PAL colour crystal replacement.