Dell PowerVault NX3100 - Manual (Page 18)

18 About Your System
Guidelines for Connecting Optional
External Devices
• Turn off power to the system and external devices before attaching a new
external device. Turn on any external devices before turning on the system
(unless the documentation for the device specifies otherwise).
• Ensure that the appropriate driver for the attached device has been
installed on the system.
• If necessary to enable ports on your system, use the System Setup program.
See "Using the System Setup Program and UEFI Boot Manager" on
page 41.
9 System status
indicator
Lights blue during normal
system operation.
Both the systems management software
and the identification buttons located
on the front and back of the system can
cause the indicator to flash blue to
identify a particular system.
Lights amber when the system needs
attention due to a problem.
10 System identification
button
Turns the system ID modes on and off.
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
system status indicator on the chassis
back panel lights blue until one of the
buttons is pushed again.
11 Power supply 2 (PS2) 750 W/1100 W redundant power
supply
12 Power supply 1 (PS1) 750 W/1100 W redundant power
supply
Item Indicator, Button, or
Connector Icon Description