working magnetic drum stores?

From: Pete Turnbull <pete_at_dunnington.u-net.com>
Date: Thu Apr 1 12:04:17 2004

On Apr 1, 9:39, Paul Koning wrote:
> >>>>> "Tony" == Tony Duell <ard_at_p850ug1.demon.co.uk> writes:

> Tony> You hope... If the power fails and your NiCd pack isn't any
> Tony> good, then the heads will land on the platter with nasty
> Tony> results...
>
> NiCd? You must be thinking of the big capacitors (not batteries)
that
> do the emergency head retract in the event of powerfail.

Erm, in my RK05s there are NiCd packs which provide the power, and no
capacitors in the way.

> Tony> Anyway, the 'ting' when the heads load on an RK05 is claimed
to
> Tony> be the heads bouncing off the platter, so they may well touch
> Tony> for an instant.
>
> I rather doubt that. The sound is no different from the "ting" sound
> you hear when the head actuator seeks.

It shouldn't 'ting' on a seek! That's a bad sign.

-- 
Pete						Peter Turnbull
						Network Manager
						University of York
Received on Thu Apr 01 2004 - 12:04:17 BST

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