ATARI ST / STE Diagnostic Cartridge
Two diagnostic ROMs are provided which are selectable using the jumper:
- ST Test Ver. 4.4 (Jumper ROM1)
- STE Test V1.9 (Jumper ROM2)
Usage:
- Before inserting make sure the power is off.
- Insert the cartrige with chips facing up (See photo) – do not insert the wrong way around otherwise you risk damaging the cartridge and Atari
- Power on Atari. The diagnostic program will start.
The manuals are available online but let me know if you want me to send you a link to download.




