Table 1. Front panel features and indicators
Item Indicator, button, or 
connector
Icon Description
1 Diagnostic indicators Enables you to view error status during system 
startup. The diagnostic indicators are located on 
the system front panel. For more information, see 
Diagnostic indicators.
2 Power-on indicator, 
power button
Enables you to know the power status of the 
system. The power-on indicator glows when the 
system power is on. The power button controls 
the power supply output to the system.
NOTE: On ACPI-compliant operating systems, 
turning off the system using the power button 
causes the system to perform a graceful 
shutdown before power to the system is 
turned off.
3 Optical drive (optional) Enables you to install an optional slim SATA DVD-
ROM drive or DVD+/-RW drive.
4 USB connector Enables you to connect USB devices to the system. 
This port is USB 3.0 compliant.
5 USB connector Enables you to connect USB devices to the system. 
This port is USB 2.0 compliant.
Diagnostic indicators
The diagnostic indicators on the system front panel display error status during system startup.
NOTE: No diagnostic indicators are lit when the system is switched off. To start the system, plug it 
into a working power source and press the power button.
Table 2. Diagnostic indicators
Icon Description Condition Corrective action
Health 
indicator
If the system is on and in 
good health, the indicator 
turns solid blue.
None required.
The indicator flashes amber 
if the system is on or in 
standby, and if any error 
exists (for example, a failed 
fan or hard drive).
Check the System Event Log or system 
messages for the specific issue. For more 
information about error messages, see the 
Dell Event and Error Messages Reference 
Guide at Dell.com/openmanagemanuals > 
OpenManage software.
Invalid memory configurations can cause 
the system to halt at startup without any 
video output. See Getting help.
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