Power Supply For Disk Enclosure - NEC NF2300-SR412E User Manual

Disk array unit
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3.9

Power Supply for Disk Enclosure

(1) Power plug
The power plug is intended to supply power to the disk enclosure. Insert the
receptacle of the power cord to the power plug and the plug of the power cord to an
outlet of 100-120 VAC power at 50 or 60 Hz.
The disk enclosure has the redundant power configuration to prevent the entire unit
from being shut down by a single failure. In this configuration, connect two power
cords in use of the disk enclosure.
(2) Power switch
The power switch is used to turn on/off the power of the disk enclosure.
The disk enclosure has the redundant power configuration to prevent the entire disk
array unit from shutting down due to a single failure. Therefore, turn on/off the two
power switches when operating the disk enclosure.
(3) Cooling fans
When the power switch is set to ON, two cooling fans are rotating. Note that the
ventilating holes are not blocked.
(4) POWER GOOD LED
(3) Cooling fans
While the disk array unit can accept the power of 100 - 240 VAC (50/60
Hz), the power cord coming with the disk array unit can only accept 100
– 120 VAC. Use 100 – 120 VAC (50/60 Hz) when the attached power
cord is used. Using power of different voltage may cause electric shock,
smoke, and/or fire to occur.
Install the disk enclosure so that the ventilating holes may not be
blocked. If either or both of the ventilating holes are blocked, the internal
temperature of the disk enclosure may increase to cause a fault to occur.
The disk enclosure is equipped with 4 fans in total. Even if a fan fails,
the air-cooling conditions for the entire disk enclosure are satisfied.
However, to guarantee the safety operation of the disk array unit,
replace the power supply for disk enclosure as soon as possible.
Replacing the defected fan means that two fans are stopped, therefore,
perform the replacing work within three minutes.
(6) Power cord stopper
28
(5) POWER
FAULT
LED
(2) Power switch
(1) Power plug
(7) Ejector

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Nf2300-sr413eNf2300-sr422eNf2300-sr414e

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