PSM-S
Manufacturer
Vortex Computersysteme, Germany
Date
1990
Amiga
A500
Interface
side expansion port
    Memory Expansion
  • external 4 MB FastRAM expansion for the A500 side expansion connector
  • four 30 pin SIMM sockets accept 2 or 4 MB RAM
  • supports 1 MB SIMMs, 100 ns or faster
  • accepts SIMMs in pairs
  • memory autoconfiguration
  • passthrough connector for the side expansion port
  • DB25 HDD connector - can be upgraded with a hard disk system unit to a System 2000
    Switch / Jumper Settings
    SW1
    1OFF
    ON    		Kickstart 1.2
    Kickstart ≥1.3
    2OFF
    ON    		RAM enabled
    RAM disabled
    3OFF
    ON    		HDD disabled
    HDD enabled
    SW2
    1
    2    		ON
    OFF    		4 MB RAM (U6 - U9)
    1
    2    		OFF
    ON    		2 MB RAM (U6, U7)
    1
    2    		ON
    ON    		0 MB RAM
Photos
Vortex Computersysteme PSM-S - rear side
rear side
Manual
Vintage Advert

Advert (DE)
1990-05