Company
Great Valley Products, USA
Date
1992
Amiga
A2000
Interface
CPU slot
Autoconfig ID
2017 / 11,255
    processor
  • 68040 @ 33 MHz
    memory
  • four 64 pin SIMM sockets accept 64 MB RAM
  • supports only special 4 or 16 MB GVP SIMMs
  • SIMM sizes cannot be mixed
  • 040 burst mode requires all four sockets to be filled up
  • Kickstart remapping
    SCSI 2 DMA controller
  • not Fast SCSI 2 - the same electronic as the GVP Series II controllers
  • no termination power is fed to the external SCSI connector - active termination must be used
  • 50 pin internal SCSI header
  • DB25 external connector
  • RDB compatible
  • supported by Linux and NetBSD
    I/O
  • RS232 compatible 9 pin buffered serial port
    • 614140 bps max transfer speed
  • Centronics parallel port
    • selectable IBM / Amiga compatible mode
    notes
  • 32 bit expansion bus for the EGS 110/24 graphics board
    jumper settings
    J4 -SCSI drive: OFF - connected
    J5 -autoboot ROM: OFF - disable
    J7 -MMU: ON - disable
    J20 -SIMM size: ON - 4 MB, OFF - 16 MB
    J22 -burst mode: OFF - enable
    J26 -DTACK pull-up for old A2000s: ON - enable
    CN9 -parallel port mode: 1-2 - Amiga, 2-3 - IBM
    J10, J16, J21, J24, J27
    ON
    J2, J3, J8, J15, J17, J18, J19, CN19
    OFF
    CN12, CN20
    1-2
    CN11
    2-3

    - reserved
Great Valley Products G-Force 040 -  front side
front side
Great Valley Products G-Force 040 -  front side
front side
Great Valley Products G-Force 040 -  back side
back side

Advert (DE)
1993-02

Advert (US)
1992-09

Advert (US)
1993-06

Advert (US)
1993-11

Advert (US)
1994-04