kill-9 Beginner

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  • kill-9

    Replied to the thread CBM 2001 repair - help needed.
    Post
    HI HofMar!

    Thank you for the hint. The machine was badly broken, so I already replaced the dynamic RAM with static RAM on the expansion bus. I learned that during BASIC init the routine for CHRGET is copied from ROM to page zero. Later an address is being…
  • kill-9

    Thread
    I received a dead CBM 2001 with 16k dynamic RAM, 40 chars and real keyboard in 2006. The 9'' screen was working but showed garbage. I had to replace the CPU and keyboard PIA. RAM was bad, so disabled on-board RAM and placed 32k static RAM on the memory…