Lenovo ThinkPad 390X User's Reference: ThinkPad 390X - Page 114

Start the ThinkPad Configuration program.

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Frequently Asked Questions You can disable your ThinkPad's infrared port in order to free resources for another communication device, such as the serial port. If the infrared port is disabled, you need to enable it before you use it again. To enable your infrared port, do as follows: 1. Save your work and quit any program you are using. 2. Start the ThinkPad Configuration program. 3. Click the Infrared ( ) button. 4. Click Enable. A "Warning" might appear that the hardware resource is in use by another communication device. 5. Click OK. The computer restarts. Note: If you check your infrared port and it is already enabled, you can use it immediately without changing any settings. After your infrared port is enabled, you can use it as a communication port. If it does not work properly, you might have a problem with the communication software application on your system or the device that you are trying to communicate with. Check the online help system for your communication software if the other device appears to be working properly. How do I use my serial port as a communication port? 98 ThinkPad 390X User's Reference

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Frequently Asked Questions
You can disable your ThinkPad's infrared port in order to free resources for
another communication device, such as the serial port. If the infrared port is
disabled, you need to enable it before you use it again. To enable your
infrared port, do as follows:
1. Save your work and quit any program you are using.
2. Start the ThinkPad Configuration program.
3. Click the
Infrared
(
) button.
4. Click
Enable
.
A "Warning" might appear that the hardware resource is in use by
another communication device.
5. Click
OK
. The computer restarts.
Note:
If you check your infrared port and it is already enabled, you can use
it immediately without changing any settings.
After your infrared port is enabled, you can use it as a communication port. If
it does not work properly, you might have a problem with the communication
software application on your system or the device that you are trying to com-
municate with. Check the online help system for your communication soft-
ware if the other device appears to be working properly.
How do I use my serial port as a communication port?
98
ThinkPad 390X User's Reference