Dell Latitude C840 - Manual (Page 5)

Press this button to launch a frequently used program, such as your default Internet browser. You can reprogram the button to launch a program of your
choice.
For more information, see " Using the Keyboard and Touch Pad ."
Power Button — Press the power button to turn on the computer or to enter or exit standby or hibernate mode.
If the computer stops responding, press and hold the power button until the computer turns off completely (this process takes at least 4 seconds).
Microphone — Allows you to record audio.
Left Side View
1 fixed optical drive
2 S-video TV-out connector
3 security cable slot
4 modem connector
5 network connector
6 speaker