DEC H7260 PSU fault

Peter Coghlan cctalk at
Sat Jan 27 18:36:01 CST 2018

> With the drive actually hooked up to the controller, I'm getting "?54
> RETRY" messages when it's trying to boot - however, I'm not entirely sure
> what device it's trying to boot from! Maybe it's attempting the TK50, or
> via Ethernet. I still need to read up on that and work out how to force it
> to attempt a disk boot.

On a VAXStation/MicroVAX 2000 (which could behave the same as or completely
differently to an MV-II), "?54 RETRY" is what you get when attempting to boot
from the network when nothing is responding (also, if I recall correctly, so
take this with a giant pinch of salt...)

Peter Coghlan.

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