System ROM Locations

U89 (EVEN)
U72 (ODD)

System ROM Revisions (Spare Part 107592-001)

Rev  Even ROM #  Odd ROM #   Size  Date
---  ----------  ----------  ----  ----
K    106779-002  106778-002  16Kb  1987-01-29
N.2  107825-001  107824-001  32Kb
P.2  109738-001  109737-001  32Kb
R.2  109738-002  109737-002  32Kb