Amiga 2000 revision 6.2 motherboard re-done in KiCAD.
Schematics and PCB done, and working, see README for notes.
WARNING: stability issue with Wicher 500i, could be noise related from accelerator speed.
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amiga2000.sch 2.4KB

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  1. EESchema Schematic File Version 4
  2. LIBS:amiga2000-cache
  3. EELAYER 29 0
  4. EELAYER END
  5. $Descr A4 11693 8268
  6. encoding utf-8
  7. Sheet 1 13
  8. Title ""
  9. Date "07/06/1987"
  10. Rev "6.2-a"
  11. Comp "Commodore"
  12. Comment1 "Drawn by: Dave Haynie"
  13. Comment2 "Used on: A2000-CR"
  14. Comment3 ""
  15. Comment4 ""
  16. $EndDescr
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  89. Text Notes 1050 1350 0 79 ~ 0
  90. review 1 : ok\nreview 2 :
  91. Text Notes 900 6350 0 157 ~ 0
  92. Rev 6.3 fixes :\n - Kickstart 2.03 and Denise 8373\n\nRev 6.4 fixes :\n - Agnus 8375\n - Instead of R101, add a capacitor (100nF) from right side of R101 to ground
  93. Text Notes 1050 2350 0 79 ~ 0
  94. review 1 : ok\nreview 2 :
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  110. review 1 : ok\nreview 2 :
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  112. review 1 : ok\nreview 2 :
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  114. review 1 : ok\nreview 2 :
  115. Text Notes 1850 3950 0 118 ~ 0
  116. Notes: XX4256-15 pins 18 and 19 are swapped in the original scanned schematics\npin 18 of U501 is DRD2, and 19 is DRD3.
  117. $EndSCHEMATC