Dell R515 Computer Hardware User Manual


 
About Your System 13
2 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.
3 Video connector Connects a monitor to the system.
4 LCD menu buttons Allows you to navigate the control panel
LCD menu.
5 LCD panel Provides system ID, status information,
and system error messages.
The LCD lights blue during normal
system operation. The LCD lights
amber when the system needs attention,
and the LCD panel displays an error
code followed by descriptive text.
NOTE: If the system is connected to
AC power and an error has been
detected, the LCD lights amber
regardless of whether the system
has been powered on.
6 System identification
button
The identification buttons on the front
and back panels can be used to locate
a particular system within a rack.
When one of these buttons is pushed,
the LCD panel on the front and the blue
system status indicator on the back blink
until one of the buttons is pushed again.
7 USB connectors (2) Connect USB devices to the system.
The ports are USB 2.0-compliant.
Item Indicator, Button,
or Connector
Icon Description
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