Lenovo ThinkPad 380ED ThinkPad 380 and 380D User's Guide - Page 70

Communicating with the Infrared Port, The infrared port is not directly facing the other

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Communicating with the Infrared Port computer device. Refer to the application manuals for more information. Run only one communication application for the infrared port at a time. The communicating distance might need to be less if: - The other system is not the same model as your computer. - There is interference from ambient light. Do not use infrared communication under bright sunshine. Light from a certain type of fluorescent lamps can also interfere with communication. - The infrared port is not directly facing the other communicating port. Headphones or audio-visual devices that use infrared may interfere with your communication. You might hear noise through the headphones, or the computer might not be able to communicate with other devices through the infrared port. 50 IBM ThinkPad 380 or 380D User's Guide

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Communicating with the Infrared Port
computer device.
Refer to the application manuals for more
information.
Run only one communication application for the infrared port at a
time.
The communicating distance might need to be less if:
–
The other system is not the same model as your computer.
–
There is interference from ambient light.
Do not use infrared
communication under bright sunshine.
Light from a certain
type of fluorescent lamps can also interfere with
communication.
–
The infrared port is not directly facing the other
communicating port.
Headphones or audio-visual devices that use infrared may
interfere with your communication.
You might hear noise through
the headphones, or the computer might not be able to
communicate with other devices through the infrared port.
50
IBM ThinkPad 380 or 380D User's Guide