Tape drives are used as backup storage devices.
The TLZ06 (a SCSI device) is connected to the DEC 7000 system
DEC
through the KZMSA adapter in the XMI card cage.
7000
The TF85 (a DSSI device) is connected to the VAX 7000 system
VAX
through the KFMSA-BA adapter in the XMI card cage.
7000
For more information:
TLZ06 Cassette Tape Drive Owner's Manual
TF85 Cartridge Tape Subsystem Owner's Manual
System Components 2-5