Fujitsu Eternus DX600 S3 - Switching on and off the PSU Switch on the Power Supply Unit; Figure 2.5 on Position (Marked |) of the PSU Switch on a Power Supply Unit

2.2.2 Switching On and Off the PSU Switch on the Power Supply Unit
This section explains how to move the PSU switch of the power supply unit of the drive enclosures (2.5" type/
3.5" type) to the ON and OFF positions in each enclosure. Note that power supply units for controller enclo-
sures and high-density drive enclosures do not have PSU switches.
■
To Switch to ON
Turn the PSU switch of the power supply unit to the ON position (marked "|").
Make sure all of the PSU switches are in the ON position.
Figure 2.5 ON Position (Marked "|") of the PSU Switch on a Power Supply Unit
Power supply unit (PSU#0) Power supply unit (PSU#1)
AC power is supplied to an enclosure.
For the drive enclosure, the POWER LED on the power supply unit emits green lights and the fan revolves at
high speed for 30 seconds.
POWER
LED
Drive enclosure
Power supply unit (PSU#0)
Power supply unit (PSU#1)
Chapter 2
Basic Operation
2.2 Powering On and Off
45
FUJITSU Storage ETERNUS DX500 S3/DX600 S3 Disk storage system Operation Guide (Basic)
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