Revision Numbers; Revision Label - Fujitsu MAB3091FC Series Maintenance Manual

2.1.4

Revision numbers

The revision number of the disk drive is represented with a letter and a number indicated on
the revision label attached to the DE. Figure 2.1 shows the revision label format.
(1) Indicating revision number at factory shipment
When the disk drive is shipped from the factory, the revision number is indicated by deleting
numbers in the corresponding letter line up to the corresponding number with = (see Figure
2.2).
(2) Changing revision number in the field
To change the revision number because parts are replaced or other modification is applied in
the field, the new level is indicated by enclosing the corresponding number in the
corresponding letter line with
Note:
When the revision number is changed after the drive is shipped from the factory, Fujitsu
issues "Engineering Change Request/Notice" in which the new revision number is
indicated. When the user changes the revision number, the user should update the revision
label as described in item (2) after applying the modification.
Figure 2.1

Revision label

(see Figure 2.2).
C141-F028-01EN
Machine revision
2 - 5