User's Guide
Glossary
122 Quantum|ATL P3000 Series User’s Guide
Data is transmitted bit by bit in a serial fashion. The RS-232 
standard defines the function and use of all 25 pins of a DB-25 type 
connector. 
S SCSI  
Small Computer System Interface. An American National 
Standards Instsitute (ANSI) communications standard for 
attaching peripheral equipment to computers. 
SCSI ID 
A unique address (0 to 15) assigned to each device on a 
SCSI bus.
SCSI-2  
A second generation SCSI interface which includes 
command sets for magnetic and optical disks, tapes, printers, 
processors, CD-ROMs, scanners, medium changers, and 
communication devices.
SDLT 
Super Digital Linear Tape is a Quantum tape drive and 
tape cartridge specification offered in three ranges of capacity and 
transfer rates for workgroup, mid-range, and enterprise needs.
T Take-up leader 
The ring at the beginning of a tape in a cartridge.
Tape drive controllers 
A device that controls the transfer of data 
from a host to a tape drive and vice versa. 
Terabyte 
A unit of measure for digital data equal to 
approximately 1,000 gigabytes, or 1,099,511,627,776 bytes!
Terminator 
Special electrical resistors (terminators) are installed 
in the SCSI devices at each end of the SCSI bus and are not 
installed in other devices on the bus. The SCSI bus must be 
properly terminated at both ends so that commands and data can 
be transmitted to and from all devices on the bus. 
WWebAdmin
 TM
is the first software package allowing remote 
library administration using a Java™-enabled browser. 
WebAdmin provides system administrators the freedom to access 
their tape libraries from within an intranet, or anywhere on the 
World Wide Web. 










