Power Indicator Codes For Power Supply; Complete The Operating System Setup; Supported Operating Systems - Dell PowerEdge T20 Owner's Manual

Indicator Indicator Code
Network activity light Yellow light — A blinking yellow light indicates that network activity is present.
on integrated
network adapter

Power Indicator Codes For Power Supply

Press the self-diagnostic button to perform a quick health check on the non-redundant power supply of the system.
Diagnostic Indicator Condition
Pattern
Not lit Power is not connected or power supply is faulty.
Green A valid power source is connected to the power supply and the power supply is operational.
Figure 4. Power Supply Status Indicator and Self-Diagnostic Button
1. AC power supply status indicator
2. self-diagnostic button

Complete The Operating System Setup

To install an operating system for the first time, see the installation and configuration documentation for your operating
system. Be sure that the operating system is installed before installing hardware or software not purchased with the
system.

Supported Operating Systems

The following operating systems are supported:
• Microsoft Windows Server 2012
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