Reference Manuals

• Timex Sinclair 2068 personal color computer: technical reference manual
• CC19 Computerfacts Technical Service Data, Sinclair/Timex Model 2068 Computer
• TS2068 and Spectrum edge connectors

ROM

Books

• Timex Sinclair 2068 Memory Map and ROM disassembly
• The Timex 2068 ROM Manuscript

Code

• Assembler Label Definitions (2068_DEFS.ASM)
• Capacitors in the Timex/Sinclair 2068
• EXROM Disassembly
• Home ROM Disassembly

ROM Fixes

• 2068 Home ROM Corrections – Part I
• 2068 Home ROM Corrections – Part II
• ROM Bypass Circuit Description
• ROM Bypass Board PCB layouts
• TS2068 ROM Bypass Schematic
• Improved TS-2068 Internal ROM Bypass I
• TS-2068 ROM ByPass Board Features and Options II

Bank Switching

• The Mystery of the Missing 253 [1]
• More About … the Mystery of the Missing 253 [2]
• The Mystery of the Missing 253, Part Three
• The Mystery of the Missing 253, Part Four
• The Mystery of the Missing 253 [5]
• Bank Switching … The Timex/Sinclair 2068 Computer, Part I
• Bank Switching … The Timex/Sinclair 2068 Computer, Part II
• Bank Switching … The Timex/Sinclair 2068 Computer, Part III and IV
• Some Notes on the Bank Switching Series
• Practical 2068 Bank-Switching
• Bank Switching the 2068

Hardware fixes and modifications

• 12 Volt Modification
• 2068 Power Supply Problem?
• A Broken 2068? Fix It Yourself!
• Adding RGB to Your 2068
• Another 2068 Color Monitor Adapter
• Colour Adjustments on the TS2068
• Capacitors in the Timex/Sinclair 2068

Programming

• Converting Spectrum Assembly Programs to the Timex Sinclair 2068