Acorn System 1 Technical Manual
The Acorn System 1 Technical Manual (Acorn Microcomputer) covers the construction, circuit description and full parts lists of the Acorn System 1 — the 6502 CPU Eurocard and the keyboard/cassette Eurocard, including the capacitor designators and values. It is the primary reference for the Acorn System 1 Maintenance Guide, Acorn System 1 Troubleshooting Guide and Acorn System 1 Capacitor Replacement Guide.
Download here: Acorn System 1 Technical Manual.pdf