Power requirements power mode definitions, Epa energy star compliance, Environmental limits – Maxtor DIAMONDMAX 91536H2 User Manual
Page 17: A random access operation by the disk drive, Data is being read from or written to the drive

PRODUCT SPECIFICATIONS
3 – 3
Power Requirements
Power Mode Definitions
Spin-up
The drive is spinning up following initial application of power and has not yet reached full speed.
Seek
A random access operation by the disk drive.
Read/Write
Data is being read from or written to the drive.
Idle
The drive is spinning, the actuator is parked and powered off and all other circuitry is powered on.
The drive is capable of responding to read commands within 40 ms.
Standby
The spin motor is not spinning. The drive will leave this mode upon receipt of a command that requires
disk access. The time-out value for this mode is programmable. The buffer is active to accept write data.
Sleep
This is the lowest power state – with the interface set to inactive. A software or hardware reset is required
to return the drive to the Standby state.
EPA Energy Star Compliance
Maxtor Corporation supports the goals of the U.S. Environmental Protection Agency’s Energy Star program
to reduce the electrical power consumption of computer equipment.
Environmental Limits
PARAMETER
O P E R A T I N G
NON-OPERATING/STORAGE
Temperature
5° C to 55° C
low temperature (-40° C)
high temperature (71° C) per MIL-STD-810E, method
501.3, climatic category; hot-induced conditions.
Thermal Gradient
25° C per hour ( m a x i m u m )
Relative Humidity
5 % t o 9 5 % ( n o n - c o n d e n s i n g )
Wet Bulb
3 0 ° C ( m a x i m u m )
Altitude
-200 to 10,000 feet
-200 to 40,000 feet
Acoustic Noise - Idle Mode
( p e r I S O 7 7 7 9 , 1 0 m i c r o p h o n e , a v e r a g e
sound power)
3.1 bel, measured at 5k ft.
M O D E
1 2 V ± 1 0 %
5 V ± 5 %
POWER
S p i n - u p (peak)
1 8 0 0 m A
4 9 0 m A
S e e k (avg)
6 5 0 m A
5 5 0 m A
1 0 . 6 W
Read/Write (avg)
2 5 0 m A
5 5 0 m A
5 . 8 W
Idle (avg)
2 5 0 m A
5 0 0 m A
5 . 5 W
Standby (avg)
2 0 m A
2 8 0 m A
1 . 6 W
S l e e p (avg)
2 0 m A
2 0 0 m A
1 . 0 W