FUJITSU MDG3230UB - Manual (Page 21)

2.4 Unit Version Number
C156-F047-01EN 2-3
2.4 Unit Version Number
If a unit version number should be changed on site, take the following steps:
Figure 2.1 Unit revision number label
(1) Revision-number display at shipment
The unit version number of an MO drive is indicated by crossing out unnecessary
number with an equal sign (=) in the corresponding alphanumeric character string
on the label. (See Figure 2.2.)
(2) Revision number changes in the field
When the revision number is changed following part replacement or other
modifications, the applicable level is indicated by the corresponding number
enclosed with a circle in the corresponding number string. (See Figure 2.2.)
IMPORTANT
Fujitsu issues a Change Request/Notification regarding post-factory-shipment
revision number changes. When the user changes the version number, the
revision-number label should be updated as described above after the change is
applied.