Lenovo ThinkPad 380D TP 380Z User's Reference that was provided with the syste - Page 137
Infrared Communication Problems
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Title: C79EPMST CreationDate: 06/22/98 12:00:09 Troubleshooting Charts Problem The compact disc cannot be read. Action Make sure that: The compact disc is not dirty. If it is, clean it with a CD-ROM cleaner kit. The compact disc is not defective. If it is, try another compact disc. The compact disc is placed in the tray with the label side up. The compact disc format conforms with one of the following: - Music CD - CD-ROM or CD-ROM XA - Multisession photo CD - Video CD Infrared Communication Problems Problem Your computer cannot communicate with other devices using the infrared port. Incorrect data is sent between your computer and a communicating device. Action Make sure that: The communication speeds are the same. The infrared ports are clean. No objects are between the computer and the communicating device. The distance and angle between your computer and the device is within the set range. The application software in the other computer is compatible with that in yours. You are not operating under direct sunlight. The infrared port is not directly facing the other communicating port. Communication might be impeded by the light from the computer's LCD. To avoid this, open the LCD to a wide angle. The communication application running on your computer is the same as that running on the other computer. Refer to the application manuals for more information. Make sure that: The distance and angle between your computer and the device is within the set range. The communication speeds are the same. There are no other devices that radiate infrared rays, such as remote-controlled devices or wireless headphones, near your computer or the communicating device. You are not operating under direct sunlight. No fluorescent lamps are near your computer or the communicating device. Chapter 4. Solving Computer Problems 121