Lenovo ThinkSystem SR860 V3 User Manual page 462

Table 34. System-board-assembly LEDs
Description
LED
LED on: an error has been
System error LED
1
(yellow) detected on the server. Causes
might include one or more of the
following errors:
• The temperature of the server
• The voltage of the server
• A fan has been detected to be
• The power supply has a critical
• The power supply is not
System ID LED This LED helps you to visually
2
(blue) locate the server.
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reached the non-critical
temperature threshold.
reached the non-critical
voltage threshold.
running at low speed.
error.
connected to the power.
Action
Check system logs or internal error LEDs to identify the
failed part.
A system ID button with LED is also located on the front
of the server. You can press the system ID button to turn
on/off or blink the front and rear ID LEDs.