Eva6400/8400 Hardware; M6412A Disk Enclosures; Enclosure Layout - HP 6400/8400 User Manual

1 EVA6400/8400 hardware

The EVA6400/8400 contains the following hardware components:
HSV controllers—Contains power supplies, cache batteries, fans, and an operator control
panel (OCP)
Fibre Channel disk enclosure—Contains disk drives, power supplies, fans, midplane, and I/O
modules
Fibre Channel Arbitrated Loop cables—Provides connectivity to the HSV controllers and the
Fibre Channel disk enclosures
Rack—Several free standing racks are available

M6412A disk enclosures

The M6412A disk enclosure contains the disk drives used for data storage; a storage system
contains multiple disk enclosures. The major components of the enclosure are:
12-bay enclosure
Dual-loop, Fibre Channel drive enclosure I/O modules
Copper Fibre Channel cables
Fibre Channel disk drives and drive blanks
Power supplies
Fan modules

Enclosure layout

The disk drives mount in
from top to bottom and left to right. A drive is referred to by its bay number (see
9)). Enclosure status indicators are located at the right of each disk.
the front and
Figure 1 Disk drive bay numbering
Figure 2 Disk enclosure front view without bezel ears
1. Rack-mounting thumbscrew
3. Drive LEDs
5. Enclosure status LEDs
bays in the front of the enclosure. The bays are numbered sequentially
Figure 3 (page 10) shows the rear view of the disk enclosure.
Figure 2 (page 9)
2. Disk drive release
4. UID push button
Figure 1 (page
shows
M6412A disk enclosures 9