Oem Interruptible Thermal Compensation Implementation - Seagate Barracuda ST12550W Product Manual

12
Start
A
Has
10 min.
timer
No
expired?
Yes
Set
10 minute
timer
Is
SCSI
command in
progress?
No
Yes
Complete
Command
Seek to
TCAL cyl
and select
head zero
Figure 3. OEM interruptible thermal compensation implementation
Barracuda 1 and 2 Product Manual, Rev. C
TCAL
head
Has
target
received a SCSI
No
command?
All
heads heads
calibrated? Yes calibrated?
No
Select
next
head
Has
target
No
received a SCSI
command?
Yes Yes
Target
All
completes
SCSI
No
command
Yes
Seek to
TCAL cyl
and select
A
next head