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Sega Mega Drive

Power Requirements

Plug Type Coaxial / Barrel Connector
Size 5.5mm Outer Diameter / 2.1mm Inner Diameter
Voltage 10V DC
Amperage 1.2A
Polarity Center Negative

Output Audio/Video Connector

Mega Drive 8-Pin 262° "U-Shape" DIN Pinout

RGB Encoder

Sony CXA1145P Pinout

Video Display Processor

SEGA 315-5313 Pinout

Controller Port Pinout

Video Rate

As displayed on OSSC.

60Hz NTSC Mega Drive

Standard Forced 50Hz
59.91Hz  

50Hz PAL Mega Drive

Standard Forced 60Hz
49.69Hz 59.36Hz

Capacitor Lists

Mega Drive VA1 NTSC-J

  • Motherboard Model Number: IC BD M5 VA1
Location Capacitance Voltage
C1 220 16
C13 10 16
C23 100 10
C24 100 10
C30 10 16
C31 10 16
C32 100 10
C38 10 16
C4 100 10
C40 1 50
C41 10 16
C42 1 50
C43 10 16
C44 1 50
C49 100 10
C5 10 16
C50 220 10
C51 220 10
C52 100 10
C53 100 10
C55 10 16
C57 10 16
C58 1 50
C59 47 16
C60 47 16
C61 1 50
C62 1 50
C63 47 16
C64 10 16
C65 47 16
C66 47 16
C67 47 16
C68 47 16
C71 10 16
C72 10 16
C74 100 10
C79 100 16
JP2 47 16

Mega Drive VA4 PAL

  • Motherboard Model Number: IC BD M5 PAL VA4

Location Capacitance Voltage
C1 220 16
C13 10 16
C23 100 10
C24 100 10
C30 10 16
C31 10 16
C32 220 10
C38 10 16
C4 100 10
C40 1 50
C41 10 16
C42 1 50
C43 10 16
C44 1 50
C49 100 10
C5 10 16
C50 220 10
C51 220 10
C52 100 10
C53 100 10
C55 10 16
C57 10 16
C58 1 50
C59 47 10
C60 47 10
C61 1 50
C62 1 50
C63 47 10
C64 10 16
C65 47 10
C66 47 10
C67 47 10
C68 47 10
C71 10 16
C72 10 16
C74 100 10
C79 100 16
C86 100 10
JP1 47 10

Mega Drive VA5/6 PAL

  • Motherboard Model Number: IC BD M5 PAL

Knowing whether this model is a VA5 or VA6 is done by checking the number on the IC. 315-5402 = VA5 and 315-5433 = VA6.

Location Capacitance Voltage
C1 220 16
C111 47 10
C112 10 16
C13 10 16
C23 100 10
C24 100 10
C30 10 16
C31 10 16
C32 220 10
C38 10 16
C4 100 10
C40 1 50
C41 10 16
C42 1 50
C43 10 16
C44 1 50
C49 100 10
C5 10 16
C50 220 10
C51 220 10
C52 100 10
C53 100 10
C55 10 16
C57 10 16
C58 1 50
C59 47 10
C60 47 10
C61 1 50
C62 1 50
C63 47 10
C64 10 16
C65 47 10
C66 47 10
C68 47 10
C71 10 16
C72 10 16
C74 100 10
C79 100 16
C86 100 10