Diagnostic test cartridge for the following Atari 520 / 1040 ST / STF / STFM and Mega ST 1/2/4 Computers

Use this test cartridge in conjunction with the service manual (not included but freely available online) to fault find computer issues

Note that this listing is for just the test cartridge ONLY and not all of the other accessories that make up the full test kit

This cartridge is USED TESTED and working

Note / Tip: If the cartridge doesn't work in your Atari ST then you need to clean the cartridge port on your computer as the exposed contacts become tarnished and even corroded over time

Any questions - please ask

Diagnostic test cartridge for the following Atari 520 / 1040 ST / STF / STFM and Mega ST 1/2/4 Computers Use this test cartridge in conjunction with the service manual (not included but freely available online) to fault find computer issues Note that this listing is for just the test cartridge ONLY and not all of the other accessories that make up the full test kit This cartridge is USED TESTED and working Note / Tip: If the cartridge doesn't work in your Atari ST then you need to clean the cartridge port on your computer as the exposed contacts become tarnished and even corroded over time Any questions - please askDiagnostic test cartridge for the following Atari 520 / 1040 ST / STF / STFM and Mega ST 1/2/4 Computers Use this test cartridge in conjunction with the service manual (not included but freely available online) to fault find computer issues Note that this listing is for just the test cartridge ONLY and not all of the other accessories that make up the full test kit This cartridge is USED TESTED and working Note / Tip: If the cartridge doesn't work in your Atari ST then you need to clean the cartridge port on your computer as the exposed contacts become tarnished and even corroded over time Any questions - please askDiagnostic test cartridge for the following Atari 520 / 1040 ST / STF / STFM and Mega ST 1/2/4 Computers Use this test cartridge in conjunction with the service manual (not included but freely available online) to fault find computer issues Note that this listing is for just the test cartridge ONLY and not all of the other accessories that make up the full test kit This cartridge is USED TESTED and working Note / Tip: If the cartridge doesn't work in your Atari ST then you need to clean the cartridge port on your computer as the exposed contacts become tarnished and even corroded over time Any questions - please ask