Seagate ST15150DC, Руководство по эксплуатации продукта

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ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D 13
Start
Has
10 min.
timer
expired?
Set
10 minute
timer
Yes
No
Yes
A
Is
SCSI
command in
progress?
No
Complete
Command
Seek to
TCAL cyl
and select
head zero
TCAL
head
Has
target
received a SCSI
command?
No
Yes
All
heads
calibrated?
Yes
A
All
heads
calibrated?
No
Yes
Select
next
head
No
Has
target
received a SCSI
command?
Yes
No
Target
completes
SCSI
command
Seek to
TCAL cyl
and select
next head
5.2.1 Seek time
Drive including
controller overhead
Drive level (msec) without disconnect* (msec)
read write read write
Average typ* 8.0 9.0 9.0 10.0
Single track typ* 0.6 0.9 1.6 1.9
Full stroke typ* 17 19 18.0 20.0
*Typical seek values are measured under nominal conditions of tempera-
ture, voltage, and horizontal orientation on a representative sample of
drives.
5.2.2 Format drive command execution time
for
≥≥≥≥≥
512-byte sectors
Maximum (with verify) 60 minutes
Maximum (without verify) 40 minutes
Figure 3. OEM interruptible thermal calibration implementation