Viper 60s Theory Of Operation And Maintenance Manual page 11

VIPER SCSI 60, 125
&
150 THEORY OF OPERATION AND MAINTENANCE
6.8 Firmware ............................................................................................................................. 6-21
6.8.1 Write Error Recovery ............................................................................................... 6-21
6.8.2 Write Buffer Underrun ............................................................................................ 6-23
6.8.3 Read Buffer Underrun ............................................................................................. 6-23
6.8.4 Read Data Errors ...................................................................................................... 6-24
6.8.5 Streaming Termination ............................................................................................ 6-24
6.9 Data Cartridge .................................................................................................................... 6-26
6.9.1 Tape Operation ......................................................................................................... 6-28
6.9.2 Recording ................................................................................................................... 6-28
6.9.2.1 Preamble .......................................................................................................... 6-29
6.9.2.2 Data Block Marker .......................................................................................... 6-29
6.9.2.3 Data Block ........................................................................................................ 6-29
6.9.2.4 Block Address .................................................................................................. 6-30
6.9.2.5 Cyclical Redundancy Check ......................................................................... 6-31
6.9.2.6 Postamble ......................................................................................................... 6-31
6.9.2.7 Format Differences ......................................................................................... 6-32
Chapter 7
Maintenance and Relaibility .................................................................................................. 7-1
7.1 Maintenance ........................................................................................................................ 7-1
7.2 Tape Drive Cleaning .......................................................................................................... 7-1
7.2.1 Cleaning Supplies ..................................................................................................... 7-2
7.2.2 Cleaning the Tape Drive Heads .............................................................................. 7-2
7.3 Reliability ............................................................................................................................. 7-3
7.4 Reporting a Problem ........................................................................................................... 7-4
Glossary ..................................................................................................................................... G-1
Index .......................................................................................................................................... I-1
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