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U41662-J-Z156-1-76
Operating and Indicator Elements
Commissioning and Operation
5.1.2.3
Indicators on the Hot-plug Power Supply Units
Figure 20: Indicators on the power supply units (right unit)
When the server is operating normally, LED 1 and 3 light permanently. LED 2
does not light. As soon as LED 2 is lighting, thus signalling an error, the corre-
sponding power supply unit should be replaced as soon as possible. This can
be done during operation (see
“Replacing a Hot-plug Power Supply Unit” on
page 75
).
1
Operating indicator (green)
Lights when the server is switched ON and running.
2
Error indicator (orange)
Lights when an error has occurred in the power supply unit.
3
Power indicator (green)
Lights when the server is connected to the mains.
1
2
3