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NOTE: Ensure that the COM port that you select is different from the COM port assigned to the serial connector.
NOTE: If neither Fast IR nor Slow IR work, contact the infrared device manufacturer.
Changing Printer Modes
Set the Parallel Mode option according to the type of printer or device connected to the parallel connector. To determine the correct mode to use, see the documentation that came with the device.
Setting Parallel Mode to Disabled disables the parallel port and the port’s LPT address, freeing computer resources for another device to use.
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
1Enter the system setup program: a Turn on your computer.
b Press 
when the DELL™ logo appears.
2Press 
until you locate Infrared Data Port under Basic Device Configuration.
3Press the
4Press the
It is recommended that you use Fast IR. If the infrared device cannot communicate with your computer, shut down the computer and repeat steps 1 through 5 to change the setting to Slow IR.
5Press 
and then click Yes to save the changes and exit the system setup program. If you are prompted to restart your computer, click Yes.
6Follow the instructions on the screen.
7After 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 Microsoft® Windows® Help and Support Center.
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