Multibus ST-506/QIC-02 (was: Re: SGI IRIS 1400 ...)

From: Tothwolf <>
Date: Sat Jul 20 18:20:01 2002

On Sat, 20 Jul 2002, Tony Duell wrote:

> > If your drive spins up and then stops shortly, it is likely that it
> > either does not come fully up to speed or it is unable to unlock (or
> > unstick) the heads from the park position. (I'd bet on the heads.)
> Something I forgot to mention in my last posting. Early versions (?) of
> the V150 have a head lock solenoid. Does the V170? If so, is it being
> activated to release the heads?

No idea, but I imagine if the earlier V150 drives did, the V170 likely
does too. There is a small dip relay on the second board, which I'd
imagine would be used for such a solenoid...

Received on Sat Jul 20 2002 - 18:20:01 BST

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:35:02 BST