1 Apr
2004
1 Apr
'04
8:39 a.m.
>>>> "Tony" == Tony Duell
<ard(a)p850ug1.demon.co.uk> writes:
> Drives like the RK05 retract the heads as part of
spindown, so the
> heads never land on the platter. They only load when the disk is
> up to speed.
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.
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.
paul