Western Digital Purple PR1000M Technical Reference Manual page 33

P F
RODUCT EATURES
PR1000M
avoid excessive wear on the drive due to the starting and stopping of the HDA, set
the host's disk inactivity timer to no shorter than ten minutes.
The drive also supports the SATA power management feature that lowers the average
power consumption of the SATA interface.
2679-800020-A03 RELEASED 5/8/17 (WD CONFIDENTIAL)
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