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Chapter 2. Power, controls, and indicators
Use this information to view power features, turn on and turn off the blade
appliance, and view the functions of the controls and indicators.
Blade appliance controls and LEDs
Use this information for details about the controls and LEDs on the blade
appliance.
Control panel controls and LEDs
Use this information for details about the controls and LEDs on the blade
appliance control panel.
The following illustration identifies the buttons and information LEDs on the
blade-appliance control panel.
Power-on LED: This green LED indicates the power status of the blade appliance
in the following manner:
v Flashing rapidly: The blade appliance IMM (service processor) is initializing and
v Flashing slowly: The blade appliance is discovered, initialized, and ready to be
v Lit continuously: The blade appliance has power and is turned on.
Activity LED: When this green LED is lit, it indicates that there is activity on the
external storage device or network.
Location LED: The system administrator can remotely turn on this blue LED to aid
in visually locating the blade appliance. When this LED is lit, the location LED on
the BladeCenter unit is also lit. The location LED can be turned off through the
© Copyright IBM Corp. 2011, 2013
the BladeCenter management module is discovering the blade appliance.
turned on.
Note: If the BladeCenter unit does not have enough power to turn on the blade
appliance, the BladeCenter management module denies the blade appliance
permission to turn on, through the IMM, a short time after power is applied to
the blade appliance. The blade appliance will turn off immediately, the fault led
will light, and an error entry will appear in the management module event log.
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