Seagate BARRACUDA 2LP, Product Manual

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8 Barracuda 2LP Product Manual, Rev. D
4.2 Unformatted and formatted capacities
Standard OEM models are formatted to have 512-byte sectors.
Barracuda 2LP drives have nine (9) spare sectors per cylinder and one (1)
spare cylinder per unit.
Formatted Unformatted
ST31250 1,020.9 Mbytes 1,205.3 Mbytes
ST32550 2,147.4 Mbytes 2,541.3 Mbytes
Users having the necessary equipment may modify the data block size
before issuing a format command to obtain different formatted capacities.
User-available capacity also depends on the spare reallocation scheme
selected. See the Mode Select command and the Format command in the
SCSI-2 Interface Product Manual (part number 77738479).
4.3 Options
The capacity shown in Section 4.2 is normally provided. Other capacities
can be ordered depending on the sparing scheme and sector size re-
quested.
The following options are incorporated at the time of production or are
available separately.
• Front panel (green lens), part number 73497151
The standard front panel is black plastic. You may order other colors. Each
panel has a single rectangular green LED indicator lens that, when
glowing, indicates the drive is selected.
• Barracuda 2LP Installation Guide, part number 83328920
This manual provides basic installation information for persons not
familiar with the product. It also includes information on obtaining techni-
cal support and service for the drive.
• SCSI interface terminating resistors (N/W models only, enabled by jumper)
To enable internal drive termination, install a jumper on J1 pins 5 and 6.
Refer to Section 10.1.
• Single-unit shipping pack kit
The drive is shipped in bulk packaging to provide maximum protection
against transit damage. Units shipped individually require additional
protection as provided by the single-unit shipping pack.
• Adapter accessory frame kit, part number 75790701
This kit contains a frame, which allows a 3.5-inch drive to be mounted
in a 5.25-inch drive bay. It includes mounting hardware, front panel with
a green lens, an LED with cable that connects to the remote LED
connector, and installation instructions.