Table 11. Description and actions for the system-board LEDs (continued)
LED
Description and actions
8 System power LED The states of the system power LED are as follows:
• Off: No power supply is properly installed, or the LED itself has
failed.
• Flashing rapidly (four times per second): The server is turned off
and is not ready to be turned on. The power-control button is
disabled. This will last approximately 5 to 10 seconds.
• Flashing slowly (once per second): The server is turned off and is
ready to be turned on. Press the power-control button to turn on the
server.
• On: The server is turned on.
9 XCC status LED The states of the XCC status LED are as follows:
• On: The XCC is alive.
• Off: The XCC is not ready or not alive. The LED is in this state when
the server is first connected to the power source. It does not turn on
until the SSP (Synchronous Serial Port) is ready.
10 XCC heartbeat LED (green) This LED indicates the XCC heartbeat and boot process:
• LED blinking rapidly: XCC code is in the loading process.
• LED going off momentarily and then starts blinking slowly: XCC
is fully operational. You can now press the power-control button to
power on the server.
11 System error LED (yellow) LED on: an error has occurred. Complete the following steps:
• Check the identification LED and check log LED and follow the
instructions.
• Check the Lenovo XClarity Controller event log and the system error
log for information about the error.
• Save the log if necessary, and clear the log afterwards.
XCC system management port LEDs
This topic provides information on LEDs of the XCC system management port.
The following table describes the problems that are indicated by LEDs on XCC system management port.
For more information about other LEDs, see
“Drive LEDs” on page 151, , and .
Figure 125. XCC system management port LEDs
158 ThinkEdge SE350 V2 Hardware Maintenance Guide
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