Sharp HB-4100
This page was last modified 19:53, 17 January 2021 by Mars2000you. Based on work by Manuel and Wernerkai and others.



The cartridge HB-4100 is an expansion of 64kB RAM made and sold by Sharp on Brazilian market (1985~89?). The cartridge contacts are gold plated.

This cartridge is useful mainly to upgrade an MSX1. Actually it is better to buy a Memory Mapper cartridge that initializes its pages itself at startup.


Sharp HB-4100

Minimum System Requirements

  • MSX1 computer, one free cartridge slot

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