Table 1. Power LED statusThe following table provides the power LED states and their description.
Power LED state
Description
Off
System is in the off state
Solid Amber
System fault during pre-POST, but power supply is good (S0)
Blinking Amber
System fault during pre-POST indicating a bad or missing PSU rail
Solid White
System is in BIOS and may be fully functional depending on the state of the remaining diagnostic LEDs
For example, the power status light blinks amber two times followed by a pause, and then blinks white three times followed by a pause. This 2,3 pattern continues until the computer is turned off indicating No memory/RAM detected.
The following table shows different light patterns and what they indicate:
Table 2. System diagnostic lightsThe following table shows different light patterns and what they indicate.