Last updated on December 10th, 2023 at 03:25 pm
Defects found on the Commodore VIC-20:
- Error message (device not present) when trying to access the IEC devices, like a Floppy Drive.
Defects found on the Commodore 64:
- Black screen of death after installing the missing roms.
The repair of the Commodore VIC-20 was made by replacing a HEX Inverter Buffer 7406.
The repair of the Commodore C64 was made by replacing the MOS 906114-01 (PLA – Programmable Logic Array).
You can find Gallery of the Repair at HERE .
If you liked this post then please Visit How to repair your Commodore Disk Drive 1541
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