User's Guide

Appendix
599 DOC C00 003 Operator Guide page 7 - 3
System media System media have a volser, are stored and registe-
red in the archive.
Volser, VSN english: volume serial number
An up to six digit alphanumeric designation. It
identifies one medium (cassette, optical disk) in the
archive.
The volser is attached to the rear of the medium on
a barcode label and can be read by the robot.