[Info-vax] get rid of OPCON messages on console terminal

[Phillip Helbig undress to reply]

In article <09db6732-87f6-4e9c-b8b8-405f5f8a6626 at googlegroups.com>,
Volker Halle <volker_halle at hotmail.com> writes: 

> Phillip,
> 
> see the OPC$ logicals in SYS$MANAGER:SYLOGICALS.TEMPLATE, especially the OPC$OPA0_ENABLE logical.

If the console is switched off during boot, then does no OPA0 exist, 
hence I saw none on that terminal after switching it on?