Dell PowerEdge 2450 - Manual (Page 13)

support.dell.com Checking the Basics 2-3
To check all the connections and switches, perform the following steps:
1. Turn off the system, including any attached peripherals (such as the monitor, key-
board, printer, external drives, scanners, and plotters). Disconnect all the AC
power cables from their electrical outlets.
2. If the computer is connected to a power strip (or power distribution unit), turn the
power strip off and then on again.
Is the power strip receiving power?
Yes. Go to step 5.
No. Go to step 3.
optional redundant
power supplies (2)
serial port 2
parallel port connector
AC power receptacle
serial port 1
mouse connector
keyboard connector
Universal
Serial Bus (USB)
connectors (2) network interface
controller (NIC) connector
video connector
expansion slots (3)
system status indicator
power button and
power indicator
hard-disk drive
activity indicator
diskette drive
CD-ROM drive