Commodore 64 Dual Dead Test & Diagnostic cartridge and full test harness.

Cartridge can fit in a standard cart case
Includes the updated 586220+ diagnostic cartridge and the 781220 dead test cartridge. Change the jumper to select the cart image to use.
A full test harness is included to test

Keyboard port
Serial Port
User port
Tape Port
Joystick ports

The updated diagnostic 586220+ detects many different rom kernals including 3rd party ones such as JiffyDos

Works on all Commodore 64 Models.

Works on both NTSC and PAL computers.
Dead test can take up to 20 seconds to show a screen

Manuals can be found here
https://drive.google.com/drive/folders/1NsXnz_oUSFkaoNSqphvD6nlJVR_vfXFK?usp=sharing

Available Options:

Shipping:
Australian tracked (+$9.00AUD)International tracked (+$22.00AUD)