Dell LATITUDE D400 - Manual (Page 58)

4. Turn on the computer. When the DELL logo appears, press immediately. If you wait too long and the Windows
logo appears, continue to wait until you see the Windows desktop. Then shut down your computer and try again.
5. When the boot device list appears, highlight the device from which you want to boot and press .
The computer boots to the selected device.
The next time you reboot the computer, the previous boot order is restored.
Changing COM Ports
Serial Port allows you to map the serial port COM address or disable the serial port and its address, freeing computer
resources for another device to use.
Enabling the Infrared Sensor
1. Enter the system setup program:
a. Turn on your computer.
b. Press when the DELL™ logo appears.
2. Press until you locate Infrared Data Port under Basic Device Configuration.
NOTE: Ensure that the COM port that you select is different from the COM port assigned to the serial connector.
3. Press the down-arrow key to select the Infrared Data Port setting, and press the right-arrow key to change the
setting to a COM port.
4. Press , select Save changes and reboot, and press to save the changes and exit the system setup
program. If you are prompted to restart your computer, click Yes.
5. Follow the instructions on the screen.
6. After the infrared sensor has been enabled, click Yes to restart the computer.
After you enable the infrared sensor, you can use it to establish a link to an infrared device. To set up and use an infrared
device, see the infrared device documentation and the Windows Help and Support Center (Windows Help in Windows 2000).