Commodore PC 20-III

Resources

Wiki
zimmers.net
Ancient Electronics – how to add HDD
oldcomputer.info

Documents

Internals

Motherboard

Motherboard Revision 6.2, compare against Revision 5.7a from Commodore PC10-III.

Floppy Disk Drive

PC-20 III supports only 360K floppy disk drives and comes with Chinon FZ-502.

Keyboard

Power Supply