Dell Latitude 3189 - Turning off your Windows; After working inside your computer

Turning o your — Windows
CAUTION: To avoid losing data, save and close all open les and exit all open programs before you turn o your computer .
1
Click or tap .
2 Click or tap and then click or tap Shut down.
NOTE: Ensure that the computer and all attached devices are turned o. If your computer and attached devices did not
automatically turn o when you shut down your operating system, press and hold the power button for about 6 seconds
to turn them o.
After working inside your computer
After you complete any replacement procedure, ensure that you connect any external devices, cards, and cables before turning on your
computer.
CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries
designed for other Dell computers.
1 Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard.
2 Connect any telephone or network cables to your computer.
CAUTION
: To connect a network cable, rst plug the cable into the network device and then plug it into the
computer.
3 Connect your computer and all attached devices to their electrical outlets.
4 Turn on your computer.
8
Working on your computer