Booting a VAXstation

Dave McGuire mcguire at
Tue Mar 16 12:29:48 CDT 2010

On Mar 16, 2010, at 12:00 PM, Sridhar Ayengar wrote:
>>>>> I have a VAXstation 3100 model 38 I bought on eBay for the  
>>>>> princely
>>>>> sum of £0.99. Sadly it came without disks and I have no wide-SCSI
>>>>> disks of <1GB.
>>>> That machine doesn't have wide SCSI. It's 8-bit ("narrow") 10MHz.
>>> I don't wish to question authority, as it were, but the internal
>>> cables are 104 pin (If I'm counting them correctly) and the external
>>> SCSI port on the back is 72-pin mini-D. That *looks* like wide  
>>> SCSI to
>>> me! If it's not, then what kind of cabling is it? The ordinary
>>> narrow-SCSI stuff I knew from back in the '80s and '90s was 50-way
>>> ribbon cables with 50-pin IDC connectors internally and either 50- 
>>> pin
>>> Centronics or D25 connectors externally.
>> It's 8-bit 10MHz. :) Those machines were designed before the  
>> "standard"
>> SCSI connectors were standardized.
> These are the machines with that weird HONDA68F connector on the  
> backplate, right?  But the internal ribbon cables should be  
> [weird_ribbon_connector]->50-pin IDC, right?

   That's the one.


Dave McGuire
Port Charlotte, FL

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