West Control Solutions DataVU 7 - Manual (Page 80)

7 Memory Manager
80
General
information H
The function CF card update reads out data that have not yet been
read out. After read-out, data are not marked as read in the
recorder but are not deleted.
Function Backup
 CF card reads all data from internal memory,
including what had already been read. After read-out, the data are
marked as read in the recorder. The function Backup
 CF card is
therefore ideal for test and service work.
H
Only one data storage medium can ever be inserted at a time,
either a CF memory card or a USB memory stick. Paperless
recorders without extra code Stainless steel are equipped with two
USB host interfaces (one on the front and one on the back). In this
case also, only one can be used at a time, never both together.