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Unit ID LED
A rear UID LED indicator at LE1 is located near the UID switch on the back panel. This UID
indicator provides easy identification of a system.unit that may need service.
M.2 LED
An M.2 LED is located at LE3 on the motherboard. When LE3 is blinking, M.2 functions
normally. Refer to the table below for more information.
UID LED
LED Indicator
LED Color
Definition
Blue: On
Unit Identified
M.2 LED State
LED Color
Definition
Green: Blinking
Device Working
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Chapter 4: Motherboard Connections
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