Owners Manual

4–1
4 Maintaining Power Supply and Cooling Modules
A PS3000 Series array includes two hot-swappable, combination power supply
and cooling modules.
Maintenance topics include:
• Interpreting Power Supply and Cooling Module LEDs on page 4-1
• Identifying Power Supply and Cooling Module Failures on page 4-2
• Removing a Power Supply and Cooling Module on page 4-2
• Installing a Power Supply and Cooling Module on page 4-4
Interpreting Power Supply and Cooling Module LEDs
Use the power supply and cooling module LEDs, shown in Figure 4-1and
described in Table 4-1, to determine the module status and identify problems.
Figure 4-1: Power Supply and Cooling Module LEDs
Table 4-1: Power Supply and Cooling Module LED Descriptions
Power Supply and
Cooling Module LED
Color Description
_ _ _
____
Off No power or normal condition.
Orange DC power failure.
Off No power or normal condition.
Orange Fan failure.
~
Off No power or normal condition.
Orange AC power failure.
Off No power.
Green Normal array operation.