Dell ECS EX Series, Hardware Manual

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The left control panel LED behavior is broken into two subsets, the light bar and the status LEDs. The light bar also functions as
a button. The light bar indicates chassis health and also functions as System ID when pressed.
Table 18. Decoding of LEDs in light bar
Status ID button
Healthy Solid Blue
Fault Blink Amber
System ID Blink Blue
There are five status LEDs to indicate and identify any failed hardware components.
Figure 39. Status LEDs decoded view
Figure 40. Right control panel
1. Power button with integrated power LED
2. Two USB 3.0 ports
3. Micro-USB for iDRAC Direct
4. Status LED for iDRAC Direct
5. VGA port
Server rear view
The EX300 server chassis provides dual hot-swappable power supplies with 1 + 1 redundancy, auto-sensing and auto-switching
capability.
EX300 Platform 53