Maintenance Levels; Disk Drive Revision Number; Disk Drive Revision Number Label - Fujitsu MPB3021AT Maintenance Manual

f. Storage
a) Store in dampproof packaging.
b) Take care that the environmental requirements satisfy the non-operating
environmental specifications described in Section 1.4 in Product Manual.
c) To prevent condensation, do not subject the device to sudden changes of temperature.
1.1.3

Maintenance levels

Because of its compact size and special repair requirements, it is recommended that the whole
disk drive be replaced. This section describes maintenance on two levels.
(1) Field maintenance (disk drive replacement)
•
Replacement at the user site.
•
Disk drive replacement requires ordinary tools.
•
Usually, the user, retailer, seller, or OEM trader will replace the drive.
(2) Factory maintenance (parts replacement)
•
Only Fujitsu can perform maintenance at this level.
•
This includes maintenance training and assisting other OEM traders. The OEM trader
usually assists the retailer and seller.
•
Use the factory level tools and test equipment. This includes recommended spare parts
and repairing or replacing various parts.
1.1.4

Disk drive revision number

The disk drive revision number is a single alphabetic character followed by a single
alphanumeric character. It is stuck on the DE and marked on the revision number label.
Figure 1.1 shows the disk drive revision number label format.
Figure 1.1

Disk drive revision number label

C141-F024-02EN
Disk drive revision number
Firmware code/revision
1 - 5