Cybiko schematics

These are for the first version, some component changes have been made for version 2 units. See:
https://gullfoss2.fcc.gov/prod/oet/forms/blobs/retrieve.cgi?attachment_id=105743&native_or_pdf=pdf

Source: https://gullfoss2.fcc.gov/cgi-bin/ws.exe/prod/oet/forms/reports/Search_Form.hts?mode=Edit&form=Exhibits&application_id=96571&fcc_id=OU2CY6411

Power supply:

Main

LCD 3.3v supply

3.3v supply filter

Main

LCD

Keyboard

RF