Sega CD Backup RAM Cart

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The Sega CD Backup RAM Cart is an enhanced replacement of Sega’s original Backup RAM Cart but with 4x the memory – 8189 blocks.

Specifications

  • 8189 Blocks ( 4 Mbits ) of save memory
    • Battery should last approximately 13 years – This is not guaranteed however, other factors such as dirt, humidity, etc… can adversely affect battery life.
  • CR2450 Lithium Battery
    • Replaceable without soldering

Compatibility

Consoles

The Sega CD Backup RAM Cart is compatible with all regional variants of the Sega CD / Mega CD Model 1 and 2. The following consoles / console combinations have been confirmed working with the Sega CD Backup RAM Cart:

  • Genesis Model 1 + Sega CD Model 1 or Model 2
  • Genesis Model 2 + Sega CD Model 1 or Model 2
  • Megadrive Model 1 + Mega CD Model 1 or Model 2
  • Megadrive Model 2 + Mega CD Model 1 or Model 2
  • Sega CDX
  • Sega CDX + 32X
  • Sega Multimega
  • JVC X’eye

Games

Some users have reported incompatibilities with the game Dark Wizard. These have been address with the latest revision of the product ( revision 2.0 and up).

Usage

Formatting the Backup RAM Cart

sega-cd-formatIn order to format the Backup RAM Cart, you must load a game into the Sega CD. On the power-up screen, press the C button to access the system menu as seen below. The menu screenshots shown to the right are representative of the North American Model 2 Sega CD. On a Model 1 Sega CD select “OPTION” instead of “MEMORY”. Note that the “MEMORY” option will not be available if no game is loaded into the Sega CD. Follow the on-screen instructions to format the Backup RAM Cart. From here, you may also copy save files to and from the Backup RAM Cart.

Transferring Save Data

Replacing the Battery

 

René

Electronics engineer and retrogaming fanatic!