FUJITSU Disk Drives MHJ2181AT - Manual (Page 41)

Installation Conditions
3-4 C141-E088-01EN
3.2 Mounting
(1) Orientation
Figure 3.2 illustrates the allowable orientations for the disk drive.
Figure 3.2 Orientation (Sample: MHJ2181AT)
(e) Vertical –3 (f) Vertical –4
(c) Vertical –1 (d) Vertical –2
(b) Horizontal –1 (a) Horizontal –1
gravity
gravity
gravity