Hitachi HUS103030FL3600, HUS103036FL3600, HUS103030FL3800 3 Power measurement Operating

Note 13. When the Ultrastar 10K300-300 is formatted to 512 Bytes/sector, the maximum Logical Block Address is (22ECB25B)h.

When the Ultrastar 10K300-147 is formatted to 512 Bytes/sector, the maximum Logical Block Address is (111D69B4)h.

When the Ultrastar 10K300-73 is formatted to 512 Bytes/sector, the maximum Logical Block Address is (88BB9D4)h.

When the Ultrastar 10K300-36 is formatted to 512 Bytes/sector, the maximum Logical Block Address is (445DCE9)h.

Note 14. Power measurement values in operating (Random Seek/ Read/ Write) case are shown in Table 3.3.

Table 3.3 Power measurement (Operating)				Unit:(W)
	Ultrastar	Ultrastar	Ultrastar	Ultrastar
	10K300-300	10K300-147	10K300-73	10K300-36
30 IOs per second	12.1	9.8	9.1	7.8
60 IOs per second	13.6	11.1	10.2	8.9
90 IOs per second	15.0	12.2	11.4	9.7

(Measurement conditions:Random Read/Write,Block Length=8,Cache=off)

Note: Ultrastar 10K300-300 specification values also apply to Ultrastar 10K300-147 when logically depopulated to a 147GB capacity.

Note 15. The rated current on the HDD label shows the current value of Idle, because the idle motion is used for the longest time. And also, Read, Write and Seek current should be considered for power supply.

Drawing No. Sheet No. Revision ６
K6610091	14/43	2005/2/23