VECTOR 4/8086 - DisassemblyFrom Inside a Vector Graphic SX/5000 (Vector 4/8086 variant)

Reverse-engineering of Executive 2.00 (AC) boot ROM.
Parent index: ../README.md

File Coverage
00-jump-table.asm 00000035 vectors
01-reset-entry.asm 003601D0 cold boot → menu → keys
02-floppy-load.asm 100011BD floppy + type21 orchestration
03-type21-helpers.asm 11C01432 dir / map / load / handoff setup
04-helpers-console.asm kbd / print / putchar / bank / stub source
05-helpers-disk.asm 143416DB disk driver
06-winchester-load.asm 1066 / 1072 + unit-0 paths
07-system-test.asm 01B2 / 01D203BF test suite
08-handoff-13A9.asm Handoff 13A91432, stub, 0420
type21-outline.asm Compact type21 annotated outline

If anyone has additional information, manuals, schematics, or software for this Vector 4/8086 CPU variant (Vector Graphic SX/5000), please contact me.

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Document generated: July 31,2026
Updated: July 31, 2026