Toshiba MK4006GAH - Manual (Page 23)

Toshiba Corporation Digital Media Network Company
Page 23 of 153
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9.4 Altitude
Operating - 300 m to 3,000 m
Non operating - 400 m to 15,000 m
9.5 Acoustics Sound Power
MK3006GAL MK6006GAH/
MK4006GAH
16dB 18dB For idle mode ( Spindle in rotating ).
22dB 24dB
Randomly select a track to be sought in such a way thatevery track
has equal probability of being selected.
Seek rate(n
s
) is defined by the following formura:
n
s
= 0.4 / ( t
T
= t
L
)
t
T
is published time to seek from one randam track to another
without including rotational latency;
t
L
is the time for the drive to ratate by half a revolution.
Measurements are to be taken in accordance with ISO 7779.