Item

Indicator, Button,

Icon

Description

 

or Connector

 

 

 

 

 

 

2

LED panel

 

The LED panel has four diagnostic

 

 

 

indicator lights that display error codes

 

 

 

during system startup. See "Diagnostic

 

 

 

Lights (Optional)" on page 25.

3

Power-on indicator/

 

The power-on indicator lights

 

power button

 

when the system power is on.

 

 

 

The power button controls the

 

 

 

DC power supply output to the system.

 

 

 

When the optional system bezel is

 

 

 

installed, the power button is not

 

 

 

accessible.

 

 

 

NOTE: When powering on the system,

 

 

 

the video monitor can take from several

 

 

 

seconds to over 2 minutes to display an

 

 

 

image, depending on the amount of

 

 

 

memory installed in 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.

 

 

 

NOTE: To force an ungraceful shutdown,

 

 

 

press and hold the power button for

 

 

 

5 seconds.

4

NMI button

 

Used to troubleshoot software and

 

 

 

device driver errors when using certain

 

 

 

operating systems. This button can be

 

 

 

pressed using the end of a paper clip.

 

 

 

Use this button only if directed to do so

 

 

 

by qualified support personnel or by the

 

 

 

operating system's documentation.

5

Hard drives

 

Up to twelve 3.5-inch or 2.5-inch,

 

 

 

hot-swappable SAS or SATA drives.

About Your System

15

Page 15
Image 15
Dell R515 owner manual Image, depending on the amount