Sega Dreamcast Internal Power Pin Out

Sega Dreamcast (PSU to Motherboard)

View: 6-Pin vertical pins on the motherboard.

• Pin 1: 3.3V
• Pin 2: 3.3V
• Pin 3: GND
• Pin 4: GND
• Pin 5: 5V
• Pin 6: 12V (Critical for GD-ROM seek motors)