Dell Latitude 3390 2-in-1 - Turning Off Your Computer; After Working Inside Your Computer

CAUTION: Make sure that you place the cooler outlet side of your system at least 5 cm away from wall to prevent system
overheat.
CAUTION: Your system cannot be placed crosswise and make sure that there is no equipment on the side cover.
Turning o your computer
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 Replace the battery.
2 Replace the base cover.
3 Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard.
4 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.
5 Connect your computer and all attached devices to their electrical outlets.
6 Turn on your computer.
8
Working on your computer