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Power module LEDs: These green LEDs indicate the condition of the power
module. For additional information, see the "Light Path Diagnostics" section in the
BladeCenter Hardware Maintenance Manual and Troubleshooting Guide on the IBM
BladeCenter Documentation CD.
v AC power: When this LED is lit, ac input to the power module is present and
within specifications. During typical operation, both the ac and dc power LEDs
are lit. For any other combination of LEDs, see the Hardware Maintenance
Manual and Troubleshooting Guide on the IBM BladeCenter Documentation CD.
v DC power: When this LED is lit, the dc output from the power module to the
other components and blade servers is present and within specifications. During
typical operation, both the ac and dc power LEDs are lit. For any other
combination of LEDs, see the Hardware Maintenance Manual and
Troubleshooting Guide on the IBM BladeCenter Documentation CD.
Management module
IP reset button
Management module LEDs: These LEDs provide status information about the
management module and remote management connection. For additional
information, see the "Light Path Diagnostics" section in the Hardware Maintenance
Manual and Troubleshooting Guide on the IBM BladeCenter Documentation CD.
v Power-on: When this green LED is lit, the management module has power.
v Active: When this green LED is lit, it indicates that this management module is
actively controlling the BladeCenter unit.
v Management module error: When this amber LED is lit, it indicates that an
error has been detected somewhere on this management module. When this
indicator is lit, the system error LED on each of the BladeCenter system LED
panels is also lit.
v Ethernet link: When this green LED is lit, there is an active connection through
the port to the network.
v Ethernet activity: When this green LED is flashing, it indicates that there is
activity through the port over the network link.
Management module IP reset button: Do not press this button unless you intend
to erase your configured IP addresses for the management module and lose
connection with the remote management station, the switch modules, and the blade
Active
Management
module error
Power-on
Ethernet link
OK
LINK
TX/RX
Ethernet activity
IP
Chapter 3. BladeCenter unit power, controls, and indicators
35
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