Dell Latitude 5420 Rugged - Turning off your computer

Back View
1 Ethernet Port (Optional Rear congurable I/O) 2 VGA Port (Optional Rear congurable I/O)
3 Serial Port 4 Ethernet Port Port
5 HDMI 2.0 Port 6 T-Bar Lock Slot
7 DC-In(Power) Port
CAUTION: EXPLOSION HAZARD—External connections (power adapter port, HDMI port, USB ports, RJ45 port, serial ports,
audio port, Smart Card reader slot, SD card reader slot, Express Card reader slot, PC card reader slot, SIM card slot) should not
to be used in a hazardous location.
WARNING: Do not block, push objects into, or allow dust to accumulate in the air vents. Do not store your Dell computer in a
low-airow environment, such as a closed briefcase, while it is running. Restricting the airow can damage the computer. The
computer turns on the fan when the computer gets hot. Fan noise is normal and does not indicate a problem with the fan or the
computer.
Chassis Overview 9