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3.5
Power Requirements
MODE
Spin-up (peak)
Seek
Read/Write
Idle
Standby
Sleep
Note: Power numbers are typical values.
3.6
Power Mode Definitions
Spin-up
The disk drive is spinning up following initial application of power and has not yet
reached full speed.
Seek
A random access operation by the drive.
Read/Write
Data is being randomly 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 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 reset is
required to return the drive to the Standby state.
12V (MA)
5V (
1562
502
461
425
36
36
Maxtor DiamondMax 8S 40GB SATA
A)
POWER (W)
M
621
21.8
392
8.0
414
7.6
230
6.2
229
1.6
228
1.6
Product Specifications
3-3
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