User Manual

Storage System Hardware Components
86 Enterprise Virtual Array 3000 User Guide
Caution: Never remove more than one drive at a time, as this process can
cause the enclosure to overheat. To prevent overheating and ensure proper
operation, install a drive of equal or greater capacity, or a drive blank, as
soon as possible.
Power and Cooling Components
This section describes the function and general operation of the enclosure power
supplies and blowers. Figure 39 identifies the major power supply assembly
components.
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Enclosure Power
The two power supplies mount in the rear of the enclosure. The supplies are
auto-ranging and operate on a country-specific AC input voltage of
202 to 240 VAC ±10%, 50 to 60 Hz, ±5%, (188 to 264 VAC, 47 to 63 Hz).
The DC outputs of this power supply are:
■ +5.1 VDC for the EMU, I/O module, backplane, and drives
■ +12.1 VDC for the drives
■ +12.5 VDC for the blower
1 Power supply assembly
2 Power supply and blower status LED
3 AC Input connector with bail
4 Module latch (port-wine colored)
5 Blower tabs (port-wine colored)
6 Blower element
Figure 39: Power supply and blower assembly components
CXO7489A
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3
4
5
5
6
2