GVP A500 HD8+ SCSI Interface

Picture showing inside the unit

Hi Res Version, Image 1 (864 x 616)
Hi Res Version, Image 2 (1000 x 541)
Hi Res Version, Inside the unit (1755 x 1167)
French Advert (666 x 936)

The HD8+ has 4 30-pin SIMM sockets that can utilize 1Mx8 or 4Mx8 SIMM modules.

Please note that there may also be versions of this unit which uses the special 32pin GVP SIMM32 instead of the standard 30pin SIMMS.

Combination eight (8) megabyte, zero-waitstate, FastRAM controller and ANSI XT3T9.2 compatible SCSI interface.
Supports up to seven (7) SCSI peripherals.
High performance DMA transfers to and from hard-disk.
SCSI data transfer rates of up to 3.58MB/sec for SCSI peripherals.
Amiga 500 expansion bus host interface.
Auto-configs both Fast RAM and SCSI interface.
Internal 50-pin SCSI connector.
External 25-pin SCSI connector (DB25). Macintosh compatible pinout.
Power requirements: +5V, +/-5%, +12V, -2.2 amps maximum.
Ambient temperature: 0° - 30°C
Relative humidity: 20% - 80%

Memory	SIMM Location	J5	J6	J7	J8	J9	J12
0	None	OFF	OFF	ON	ON	OFF	Front
2	CN9-CN10	OFF	ON	OFF	ON	OFF	Front
4	CN9-CN12	ON	OFF	OFF	ON	OFF	Front
8	CN9-CN10	ON	OFF	OFF	OFF	ON	Rear

Power Connector Pinout:



Looking at the back of the unit:

   1     3
    4   5
      2

1  Earth Ground
2  Signal Ground (5V ground)
3  +5V RED
4  WHITE (not connected)
5  +12V BROWN

Thanks to Olivier Anguille, NicDouille and Konrad