Hi Russell,

ET>> I recognize this only as a symptom of an ISA card, some old ISA
ET>> cards can't address more than 16 MB RAM, especially old ISA
ET>> SCSI-cards.

RT> Does this include Adaptec 1542B SCSI cards.

 ET> Maybe, you should check it out. I don't have such a SCSI card. 

 RT> To my regret the only SCSI devices I own are a very 
 RT> suspect 2X CD-ROM drive and a unknown tape drive.

I use an Adaptec 1542C controller on the BBS with 32Mb memory using the /DBUFF 
parameter to enable double buffering that is a work-around the 16Mb DMA limit
with ISA bus cards. You need the AHA154x driver dated 12 Aug 1996 or later for 
this.

Cheers........pk.


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