Drive Specifications; Formatted Capacity; Default Logical Geometry - Seagate ST34323A Product Manual

ST34323A Family Product Manual, Rev. C

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
ST31013A, ST32111A, ST33223A and the ST34323A.

1.1 Formatted capacity

Drive Model Guaranteed Mbytes
(1 Mbyte = 10
ST31013A
ST32111A
ST33223A
ST34323A
Note. DOS systems cannot access more than 528 Mbytes on a drive
unless 1) the host system supports and is configured for LBA
addressing or for extended CHS addressing, 2) the host system
contains a specialized drive controller, or 3) the host system runs
BIOS translation software. Contact your Seagate
for details.

1.1.1 Default logical geometry

CHS Mode Cylinders
ST31013A 2,098
ST32111A 4,092
ST33223A 6,296
ST34323A 8,912
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 .
Guaranteed
6 bytes) sectors
1,082 2,114,784
2,111 4,124,736
3,249 6,346,368
4,311 8,421,840
Read/Write heads
16
16
16
15
5
Bytes per sector
512
512
512
512
®
representative
Sectors per track
63
63
63
63