Dell POWER EDGE 2900, Hardware Owner'S Manual

Page: 12 / 182

12
About Your System
Front-Panel Features and Indicators
Figure 1-2 shows the controls, indicators, and connectors located behind the optional rack bezel on the
system's front panel. Table 1-2 provides component descriptions.
Figure 1-2. Front-Panel Features and Indicators
9 10 11
7 6 1 4
2
5 8 3
Table 1-2. Front-Panel Components
Item Component Icon Description
1 Power-on indicator, power
button The power-on indicator lights when the system power
is on.
The power button controls the DC power supply output
to the system.
NOTE:
If you turn off the system using the power button
and the system is running an ACPI-compliant operating
system, the system performs a graceful shutdown before
the power is turned off. If the system is not running an
ACPI-compliant operating system, the power is turned off
immediately after the power button is pressed.
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.