MicroVAX I console port question.

Brian D Chase bdc at world.std.com
Thu Feb 4 07:24:36 AEST 1999


On Wed, 3 Feb 1999, Carl Lowenstein wrote:

> My MicroVax (I and only) handbook vintage 1984 says the cable is a "BC22D-10".
> 
> VAX Systems and Options Catalog Oct 1984 describes the BC22D-10 as
> "A fully shielded null modem cable".  Two DB25F connectors, 6 wires.
> 
> The pins in use are 1,2,3,6,7,20.  I would expect that "null modem"
> means (from one end to the other) connect 2-3, 3-2, 7-7, 6-20, 20-6.
> 
> The implication is that the computer might need to see DTR asserted
> before it talks to the terminal.

Or given that everything seems to be fine on my end null modem cable-wise,
it's possible that something more serious is wrong with my MicroVAX I.
Does your handbook list what a flashing "1" LED error code means?  
I'll double-check my cabling as well.

-brian.
---
Brian "JARAI" Chase | http://world.std.com/~bdc/ | VAXZilla LIVES!!!


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