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  HCCS A3000 SCSI Interface

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 HCCS A3000 SCSI IF top

HCCS A3000 SCSI Interface (top) 

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 HCCS A3000 SCSI Interface (back)

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 HCCS A3000 SCSI Interface (bottom)

The HCCS A3000 SCSI Interface is an internal 8 bit mini-podule and supports external SCSI devices. It uses the NatSemi D8490N SCSI-1 controller and has a 50pin external interface.

Here is the HCCS SCSI User Guide.
 
Here is the HCCS !SCSIMgr application .