Diagnostics and Maintenance
6.2.4Revision numbers
The revision number of the disk drive is represented with a letter and a number indicated on the label attached on the HDD. Figure 6.1 shows an example of the label.
Figure 6.1 Revision label (example)
(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 6.2).
(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 ¡ (see Figure 6.2).
