S
EAGATE
E
NTERPRISE
P
ERFORMANCE
15K HDD
V
5
AND
T
URBO
SSHD
V
2 P
RODUCT
M
ANUAL
, R
EV
. B
18
6.1.1
PowerChoice reporting methods
PowerChoice
TM
provides these reporting methods for tracking purposes:
Request Sense command reports
• Current power condition
• Method of entry
.
Mode Sense command reports (mode page 0x1A)
• Idle conditions enabled / disabled
• Idle condition timer values (100ms increments) (default, saved, current, changeable)
Power Condition Vital Product Data (VPD) Page (VPD page 0x8A)
• Supported power conditions
• Typical recovery time from power conditions (1ms increments)
Start/Stop Cycle Counter Log Page reports (log page 0x0E)
• Specified and accumulated Start/Stops and Load/Unload cycles
Power Condition Transitions Log Page reports (log page 0x1A, subpage 0x00)
• Accumulated transitions to Active, Idle_A, Idle_B, Idle_C, Standby_Y, Standby_Z
6.2
AC power requirements
None.
N
OTE
Processing the Request Sense command does not impact the drive’s power save state.