Hitachi HDS721050CLA362 - Page 228

HITACHI Deskstar & CinemaStar 7K1000.B & Deskstar E7K1000 Hard Disk Drive specification
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Output Parameters To The Device
Sector Count
Timeout Parameter. If zero, the timeout interval (Standby Timer) is NOT disabled. If
non-zero, then the automatic power down sequence is enabled, and the timeout
interval is shown blow:
Value
Timeout
------------
-------------------------------
0
Timer disabled
1-240
Value * 5 seconds
241-251
(Value-240) * 30 minutes
252
21 minutes
253
8 hours
254
21 minutes 10 seconds
255
21 minutes 15 seconds
When the automatic power down sequence is enabled, the drive will enter Standby
mode automatically if the timeout interval expires with no drive access from the host.
The timeout interval will be reinitialized if there is a drive access before the timeout
interval expires.