TRS-80 Color Computer Diagnostics 2.0 Cartridge Coco 1 2 3 Diags 26-3019 Tandy For Sale
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I am selling a reproduction of the last release of Tandy/Radioshacks Diagnostics cartridge for the TRS-80Colour Computer. Model26-3019 Works on allCoco 1 and 2 computers regardless of how little memory (i.e. Original Model 1 Coco with 4Kb RAM. Should boot fine on a Coco model 3 however I do not own this computer to test. The Diagnostics Program Pak (26-3019) has not been available from Radio Shack since 1983. This one has the later (2.0) version of the test routines. Tests Video, Sound, Rom, and First 64K of memory as well as peripheral connections such as Serial or printer.This is a bare pcb cartridge. Make sure to insert the cart component side up. You can run this without a case as its a simple inexpensive diagnostics cart.. This is standard practice on Commodore, Atari, and other systems. If you really want a cartridge case you can look for a cheap business program and install it into the case. There are 3D print models you can print or sent out for print as well such as this
