Chapter 4. IBM System Storage DS3500 and EXP3500 Cabling 131
Draft Document for Review March 28, 2011 12:24 pm 7914Cabling2-1908.fm
Figure 4-38 Cross-connected SAN fabric connection
4.9 Power Cabling
In this section we describe the power cabling and the correct power on/off sequence for the
DS3500 storage subsystem.
4.9.1 The DS3500 power supply
Each DS3500 and EXP3500 enclosure comes with two 585 Watt power supplies as standard.
Each power supply has two internal fans for cooling the enclosure.
Connecting the power cables of DS3500 subsystems and EXP3500 enclosures is a simple
task. Each of the two power supplies has a power cord connector. You simply have to connect
each power supply to a power source. For increased protection in case of power loss, you
should consider connecting each power supply to a different power source so that the failure
Attention: Make sure the power switch on each power supply is in the Off position before
you attach the power cable.
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