C64 Diagnostic Instruction and Troubleshooting Manual Posted on December 21, 2021 by Carsten Jensen Reply C64 Diagnostic Instruction and Troubleshooting Manual, thanks to Sven Petersen.
C64 Dead Test Diagnostic Manual Posted on December 4, 2021 by Carsten Jensen Reply C64 Dead Test Diagnostic Manual, thanks to Sven Petersen.
The “Load IT” Datassette Posted on February 7, 2021 by Carsten Jensen Reply The “Load IT” Datassette, thanks to DDHF.
Commodore 64 Service Manual (German) Posted on December 3, 2020 by Carsten Jensen Reply Commodore 64 Service Manual (German), thanks to Jozsef Vamosi.
PET BASIC Version 2.2 Source Code Listing for Commodore 10/16/64 Posted on January 18, 2020 by Martin Sørensen Reply Assembly source code listing for PET BASIC Version 2.2 for Commodore 10/16/64. Thanks to Ove Mejlgaard for the document. Some errors are seen from page 82, however these are present on the source printout so this was not a scanning error.
Brink br861 Lightpen (Danish) Posted on June 14, 2019 by Carsten Jensen Reply Brink br861 Lightpen (Danish), thanks to Peter Krogtoft.
Brinck br824a – electronics diy for C64 and Vic20 (Danish) Posted on June 14, 2019 by Carsten Jensen Reply Brinck br824a – electronics diy for C64 and Vic20 (Danish), thanks to Peter Krogtoft.
RS232 Kernal Improvement suggestion (Danish) Posted on November 27, 2018 by Carsten Jensen Reply RS232 Kernal Improvement suggestion.
C64 Kernal Listing Posted on November 4, 2018 by Carsten Jensen Reply C64 Kernal Listing thanks to Ove Mejlgaard.
C64 Diagnostic Instruction and Troubleshooting Manual Posted on February 11, 2018 by Martin Sørensen Reply Added ‘C64 Diagnostic Instruction and Troubleshooting Manual’ with thanks to Ove Mejlgaard. The source was a bad photo-copy which explains the poor quality.