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System Overview 1-19
CPU Module LEDs
This section describes the LED indicators assist you in determining the appropriate
action to take as the result of a specific LED indications. PCI Module LEDs include the
CPU Status LEDs 1 and 2.
CPU Module Status LEDs (1 and 2)
The two CPU module LEDs combined show the status of CPU modules. These LEDs
are located on the front of each CPU module on the server and are described in
Table 1-3. Refer to Figure 1-3 for the location of these LEDs on the front of the CPU
Module.
Table 1-3 CPU Status LEDs
LED status
12
Description Action
Green The CPU module
operates normally in
duplex mode.
–
Off Power is not supplied to
the CPU module.
Remount the CPU module.
Check the condition of power unit.
Check if the power cord is connected
correctly.
Check the condition of breaker and UPS.
If the problem persists, contact your sales
agent.
Off
Amber The CPU module is
mounted correctly and
operates in simplex
mode.
Start the other CPU module to use ft
series features. If the problem persists,
contact your sales agent.
Green The CPU module is
performing diagnosis.
–
On standby (AC power is
supplied through the
cord, but the system has
not been powered on
yet.)
After turning on the power, wait for the
OS to start. When the OS starts and
duplex mode is established, the
indications will get back to normal. If they
do not get back to normal, remount the
CPU module.
Off
Power is not supplied due
to a failure of the CPU
module.
Remount the CPU module. If the problem
persists, contact your sales agent.
Red
Amber Memory is being
dumped.
–