Sony HBI-55
This page was last modified 02:28, 18 January 2021 by Mars2000you. Based on work by Rderooy and Gdx and others.


The Sony HBI-55 is a data cartridge identical to the UDC-01 from Yamaha. It is used to store the data of the Personal Databank software that comes with the following Sony computers:

The Personal Databank software is provided on tape for the HB-501 while it's built-in for all the other mentioned machines.

The HBI-55 cartridge was included with the HB-55 and HB-75 computers.

The data is saved on a 4kB SRAM (Static RAM) and a small battery preserves the data when the computer is off.

Small BASIC programs can also be saved onto this cartridge and you can load / run them from the cartridge, with the commands SAVE"CAT:" and LOAD"CAT:".

Brand Sony
Model HBI-55
Year 1984
Region JP, Europe
Launch price DE: 128 DM
JP: ¥9,800
Package content HBI-50 cartridge
Operating instructions
Emulation emulated


Sony HBI-55 box
Sony HBI-55 box, cartridge and manual
Sony HBI-55 cartridge
Sony HBI-55 box, cartridge and manual

External links