2.2.20 TLZ04 Tape Drive
The TLZ04 is a 1.2 Gbyte cassette (DAT) SCSI tape drive, either tabletop
or embedded in the VAX 4000 Model 200 system.
Functional Information
Recording media Magnetic tape
Mode of operation Streaming and start/stop
Storage capacity 1.2 Gbytes formatted
Drive interface RDAT compatible
Ordering Information
TLZ04–JA Embedded (factory installed)BA400-series
TLZ04–JF Embedded (field installed)BA400-series
TLZ04–DA Tabletop
TLZ04–GA Tabletop including BC06P cable
Performance
Passes per cassette tape 300
Media TLZ04–CA cassette tape
Bit density 114 Mbits/square inch
Transfer rate (sustained) 183 Kbytes/second
Recording format Digital data storage (DDS)
Read/write speed 0.87 cm/second
Peak transfer rate, raw 180 Kbytes/second
Peak transfer rate,user data 170 Kbytes/second
Average file access time 20 seconds
Rewinding time 40 seconds
Option Specifications 2–29
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