PDP11 adventures

[Gordon JC Pearce]

Adrian Graham wrote:
> On 6/12/06 22:27, "Gordon JC Pearce" <gordon at gjcp.net> wrote:
> 
>>> Indeed, it looks like the original boot drive (also an RD53) long gave up
>>> the ghost, which is a shame because it had RT11 5.4 and one of the systems I
>>> wrote in the 1980's......
>> What actually fails in them?
> 
> Head actuator I think; it powers up and spins up, doesn't sound headcrashed
> but I can't hear or feel the heads move.....

I know that some old MFM drives *did* end up with the heads "stuck" in 
place.  A few people have said that RD53s are bad for that, so it might 
be worth a shot.  You can't make it work any less...

Gordon.