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Schematics (Dreamcast)

15min

All credits for the board scans and new schematic draws to user RDC.

VA0 Original

VA0 Dreamcast Schematic.pdf

Dreamcast VA0 CPU / DRAM
Dreamcast VA0 CPU / DRAM

Dreamcast VA0 Power Supply
Dreamcast VA0 Power Supply

Dreamcast VA0 GPU / VRAM
Dreamcast VA0 GPU / VRAM

Dreamcast VA0 Audio / Clock
Dreamcast VA0 Audio / Clock

Dreamcast VA0 Video
Dreamcast VA0 Video

Dreamcast VA0 BIOS / Flash ROM / IO
Dreamcast VA0 BIOS / Flash ROM / IO

Dreamcast VA0 Connectors / Test Points
Dreamcast VA0 Connectors / Test Points


VA0

Dreamcast VA0 FULL.pdf

Dreamcast VA0 Top
Dreamcast VA0 Top

Dreamcast VA0 Bottom
Dreamcast VA0 Bottom


VA1

Dreamcast VA1 FULL.pdf

Dreamcast VA1 Top
Dreamcast VA1 Top

Dreamcast VA1 Bottom
Dreamcast VA1 Bottom


VA2.1

Dreamcast VA2.1 Top
Dreamcast VA2.1 Top

Dreamcast VA2.1 Bottom
Dreamcast VA2.1 Bottom


GD ROM

Dreamcast GD-ROM XU937.pdf

Dreamcast GD-ROM XV779.pdf

GD ROM XU937 Top
GD ROM XU937 Top

GD ROM XU937 Bottom
GD ROM XU937 Bottom

GD ROM XV779 Top
GD ROM XV779 Top

GD ROM XV779 Bottom
GD ROM XV779 Bottom


Controller Port

Dreamcast Controller Port
Dreamcast Controller Port


Controller

HKT-7700.pdf

Dreamcast Controller
Dreamcast Controller




Updated 10 May 2023
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Schematics (Commodore 64)
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Region Free BIOS (Dreamcast)
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TABLE OF CONTENTS
VA0 Original
VA0
VA1
VA2.1
GD ROM
Controller Port
Controller