U Series 5 Family Product Manual, Rev. B

5

1.0 Drive specifications

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate the ST340823A, ST330621A, ST320413A, ST315311A and the ST310211A.

1.1 Formatted capacity

Drive Model

Formatted Gbytes

Guaranteed

Bytes per

 

 

sectors

sector

 

 

 

 

 

 

 

 

ST340823A

40

78,165,360

512

 

 

 

 

ST330621A

30

58,633,344

512

 

 

 

 

ST320413A

20

39,102,336

512

 

 

 

 

ST315311A

15

29,336,832

512

 

 

 

 

ST310211A

10

19,541,088

512

 

 

 

 

1.1.1 Default logical geometry

CHS Mode

Cylinders

Read/Write heads

Sectors per track

 

 

 

 

 

 

 

 

ST340823A

16,383

16

63

 

 

 

 

ST330621A

16,383

16

63

 

 

 

 

ST320413A

16,383

16

63

 

 

 

 

ST315311A

16,383

16

63

 

 

 

 

ST310211A

16,383

16

63

 

 

 

 

LBA Mode

When addressing either drive in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

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HP 6831 (LA), 6738 (US), 8829 (LA), 8822 (LA) manual Formatted capacity, Default logical geometry, LBA Mode

6738 (US), 8829 (LA), 8822 (LA), 6831 (LA) specifications

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