Features - HP LTO-4 Technical Reference Manual

1

Features

Feature
Recording format
Data compression
Data encoding method
Variable speed recording
Read-While-Write
Auxiliary memory in
cartridge (CM)
Data interfaces
Library interface
Main data buffer size
Burst buffer size
Specification
Full-height drives
Linear Tape Open Ultrium-4 and Ultrium-3. LTO Ultrium-2 tapes
can be read but not written.
ALDC
16-channel PRML
40–120 MB/s LTO 4
Standard—data is verified immediately after it is written
Standard part of the LTO Ultrium format
FC: 4 Gb/s Fibre Channel, Class 3, dual port, multi-mode connector:
duplex-LC (native)
SCSI: Ultra320 SCSI Wide
SAS: 3 GB
Bi-directional RS422 (serial protocol RS422 9600 to
115200 baud/8 bits)
128 MB
FC: 16 MB
SCSI, SAS: 8 MB
HP LTO Ultrium 4 drives technical reference manual, volume 4: specifications
HP restricted
9