Sony SDT-S9000 Operator's Manual page 9

8
Part 1. Introduction
The DDS Drive Unit SDT-S7000/S7200/S5000/S5200 has the following
features:
• The Digital Data Storage format provides a huge data storage capacity on
DDS-1/DDS-2 data cartridges.
• Read After Write Function and third-level error correction code guarantee
high data reliability.
*1
• Data compression provides 8 gigabytes of storage on 120 m tape-length
*2
cartridge.
The native capacity is 4 gigabytes of storage on 120 m tape-length
cartridge.
• Stored data are automatically checked for compression.
can read uncompressed data written by earlier-model drives.
• The SCSI-2 (ANSI SCSI-2 X3T9.2/86-109 REV.10C) interface is fully
supported for host computer access.
• Read/Write operation is available with both DDS-1 and DDS-2 format.
*1
The SDT-S7200/S5200 is not equipped with data compression.
*2
This is assuming 2 : 1 compression ratio.
The degree of data compression attained while recording data varies according to system
environment and data type.
*3
With the SDT-S7000 and SDT-S5000.
The DDS Drive Unit SDT-S4000E/S2000E has the following features:
• The Digital Data Storage format provides a huge data storage capacity on
DDS-1 data cartridges.
• Read After Write Function and third-level error correction code guarantee
high data reliability.
*1
• Data compression provides 4 gigabytes of storage on 90 m tape-length
*2
cartridge.
The native capacity is 2 gigabytes of storage on 90 m tape-length cartridge.
• Stored data are automatically checked for compression.
can read uncompressed data written by earlier-model drives.
• The SCSI-2 (ANSI SCSI-2 X3T9.2/86-109 REV.10C) interface is fully
supported for host computer access.
*1 The SDT-S2000E is not equipped with data compression.
*2
This is assuming 2 : 1 compression ratio.
The degree of data compression attained while recording data varies according to system
environment and data type.
*3
With the SDT-S4000E only.
*3
The SDT-S5000
*3
The SDT-S4000E