5 power requirements, 6 power mode definitions, Spin-up – Maxtor D540X-4G User Manual
Page 25: Seek, Read/write, Idle, Standby, Sleep, 7 epa energy star compliance, 5 power requirements -5

Product Specifications
Maxtor D540X-4G
3-5
2QYGT 4GSWKTGOGPVU
2QYGT /QFG &GHKPKVKQPU
5RKP WR
The drive is spinning up following initial application of power and has not yet
reached full speed.
5GGM
A random access operation by the drive.
4GCF9TKVG
Data is being read from or written to the drive.
+FNG
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.
5VCPFD[
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.
5NGGR
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.
'2# 'PGTI[ 5VCT %QORNKCPEG
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.
/1&'
8 /#
8 /#
219'4 9
Spin-up (peak)
2100
550
31.4<0.5 sec.
Seek
881
567
13.4
Read/Write
649
561
10.6
Idle
424
566
7.9
Standby
40
307
2.0
Sleep
40
285
1.9