Seagate STD124000N Product Manual page 8

Contents
Page vi
Parity Check Enable/Disable (S5) .......................................... 23
DDS Pass-Through Mode Enable/Disable (S6)...................... 23
Inquiry String (S7).................................................................. 23
Power-on Self-Test Mode Enable/Disable (S8) ...................... 23
Switches 9 and 10 ................................................................. 23
Setting the Jumpers............................................................... 24
SCSI Device Address Jumpers.............................................. 25
Hardware Data Compression................................................. 26
Active Terminator .................................................................. 26
Terminator Power .................................................................. 26
Mounting the Drive....................................................................... 27
Completing the Power and Interface Connections ........................ 29
Installing External Drives.................................................................... 29
Selecting the SCSI Address......................................................... 30
Completing the Interface Connection ........................................... 30
Connecting the Power Cord ......................................................... 31
4 Drive Operations .............................................................33
Introduction ........................................................................................ 33
Data Compression Operation ............................................................. 33
Front Panel LED Operation ................................................................ 34
Loading/Unloading the Cartridge ........................................................ 37
Loading/Unloading a Cartridge (Normal Operation) ...................... 37
Unloading a Cartridge (Manual Operation) ................................... 38
Using a Blank Cartridge ..................................................................... 39
Using a Cartridge Containing Data ..................................................... 40
Loading Revised Firmware Using Seagate Firmware Cartridges......... 40
Flash Memory .................................................................................... 40
Firmware Download Process.............................................................. 41
5 SCSI Interface ..................................................................43
Introduction ........................................................................................ 43
SCSI-2 Interface ................................................................................ 43
ANSI X3.131, 199x Conformance Statement (SCSI-2) ....................... 45
General Features ............................................................................... 45
Typical System Configurations ........................................................... 46
6 DDS-3 Tape Format .........................................................47
Introduction to DDS Recording Format Standards .............................. 47
DDS-3 Tape Format........................................................................... 47
Basic Groups ............................................................................... 48
Entities ........................................................................................ 49
Subgroups ................................................................................... 49
Basic Group Transformation Summary ........................................ 49
Subcode Information.................................................................... 49
DAT Drives