A collection of links to circuit diagrams/schematics
Sinclair Research Computers
Sinclair Branded Amstrad Computers
- Spectrum +2A/+3 .zip file containing scan of the original Amstrad Service Manual Schematic (worldofspectrum.org) Contains several scanning errors and original errors carried forward.
- Redrawn Spectrum +2A/+3 schematic as .png file (worldofspectrum.org) Fixes several errors - based on the schematic from the Amstrad +2B/+3B Service Manual
- Redrawn Spectrum +2B schematic as .png file (worldofspectrum.org) Based on the schematic from the Amstrad +2B/+3B Service Manual