Manufacturer
Vortex Computersysteme, Germany
Date
1988
Amiga
A500, A1000
Interface
side expansion port
    ST-506 Controller
  • the 3.5" hard disk is installed in an external case together with a 40W power supply and the XT controller card ('System Unit')
  • all other components are placed in a small box ('Personality Module', PSM-S and PSM-NS) connected to the side expansion port
  • the boxes are connected through their DB25 connectors
  • PSM-NS:
    • Personality Module for A500 and A1000
    • no memory option
    • for A1000, a U-shaped bracket needs to be attached at the bottom
    • two DB25 connectors to attach a system unit, to allow the cable to be connected to the rear for A500 and A1000 - however, only one system unit may be connected
  • PSM-S:
    • Personality Module for A500 only
    • memory option
    • hard disk and memory disable switch (SW1)
    • available stand-alone as memory expansion only (i.e., without System Unit): PSM-S
  • uses DMA transfers
  • autoboot ROM - autoboots even under Kickstart 1.2
  • passthrough connector for the side expansion port
    Memory
  • only available in PSM-S
  • provides up to 4 MB FastRAM
  • 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
    Notes
  • system unit needs to be powered on first, then the Amiga
  • pressing left mouse button during startup disables hard drive
    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
Vortex Computersysteme System 2000 - PSM-NS, Case opened top side
PSM-NS, Case opened, top side
Vortex Computersysteme System 2000 - PSM-S rear side
PSM-S, rear side
Vortex Computersysteme System 2000 - System Unit  rear side
System Unit, rear side

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