C128 Diagnostic Instruction and Troubleshooting Manual, thanks to Sven Petersen.
Diagnostic Manual 1571/C128D Version 1.2/1.3, thanks to Sven Petersen.
Commodore 128 Diagnostic Specification, thanks to Ove Mejlgaard/ElFi.
C128 Personal Computer Technical Notes, thanks to DDHF.
C128 VRAM Upgrade Instructions, thanks to DDHF.
Vejledning for Service Diskette C128 C1570 C1571, Thanks to DDHF.
SAMs Computer Facts CC18 – Commodore Model C128.
This one was put on top of the stack.
Regards to Kevin Ottum and John Watson on facebooks C128 group.
Service Manual C128D Addendum, thanks to Jozsef Vamosi.
Added ‘Commodore Source Code Listing for C128 ROMs’ with thanks to Ove Mejlgaard.
Contains listings for ROMs with P/N 318018-02, 318019-02 and 318020-03.