Ardent Tool of Capitalism

Your go-to destination for everything IBM PS/2 and Micro Channel
Reference
Material		 Software
& Drivers		 IBM
Systems		 Non-IBM
Systems		 MCA
Adapters		 Parts &
Technology		 Setup &
Config

IBM Personal System/55

PS/55 - Japanese PS/2

Systems

PS/55 Model-Type Chart
PS/55 Timeline Diagram
xxx0 or xxx1? - PS/55 Model Numbers

Desktop & Tower Systems

Model 5510
Model 5520
Model 5530
Model 5540
Model 5550 386
Model 5550 486
Model 5560
Model 5570
Model 5580

PS/55 E [Type 5538]

PS/55 Processor Complexes (5560 & 5580)
Overclocking

Portable Systems

Model 5545 (Japanese P70)

Model 5535-S
PS/55note [Type 5523-S0/SJ]
PS/55note N23SX [Type 5523-S1/SV/S2/SA]
PS/55note M23V [Type 5523-V0/VA]
PS/55note C23V [Type 5523-V2/VJ]
PS/55note N27sx [Type 5527]
PS/55note N51SLC [Type 8551]
PS/55note C52 / ThinkPad 7x0 [Type 9552]

Adapters

Japanese SCSI Adapters
Japanese Display Adapters
Japanese SVGA Adapter

Adapter List

Other Hardware

5576 Keyboard
Model M and others (external, mostly written in Japanese)

IC DRAM Cards

Other

Reference, Diagnostic & Option Disks
Brochures & Advertisements

Diary on wind - Old PC related (PS/55, DOS/V, etc. by Akamaki; Japanese)

Japanese Tips
About

Content by Tatsuo "Sandy" Sunagawa, Kyondy Ayase, and Tomáš Slavotínek.
Special thanks to all members of the Bulletin Board #4 in FIBMJ @Nifty and MCA Mafia.

Content created and/or collected by:
Louis F. Ohland, Peter H. Wendt, David L. Beem, William R. Walsh, Tatsuo Sunagawa, Tomáš Slavotínek, Jim Shorney, Tim N. Clarke, Kevin Bowling, and many others.

Ardent Tool of Capitalism is maintained by Tomáš Slavotínek.
Last update: 05 Apr 2025 - Changelog | About | Legal & Contact