
| Problem | Possible Cause | Possible Solutions | 
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| You have connected an | Your operating system | Check your device and operating system documentation and acti- | 
| external keyboard or a | software is not setup | vate the proper driver. | 
| mouse and it seems to be | with correct software | 
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| locking up the system. | driver for that device. | 
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Memory Problems
Your Power On screen does not show the correct amount of installed
memory.
| Your memory upgrade | Remove and  | 
| module is not properly | ory Upgrade Module” on page 84. | 
| installed. | 
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| You have a memory | Check for Power On Self Test (POST) messages. See “Power On | 
| failure. | Self Test Messages” on page 108. | 
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Modem Problems
Messages about modem operation.
Messages about modem operation are generated by whichever modem application is in use.
See your application software documentation for additional infor- mation.
Parallel, Serial, and USB Device Problems
You have installed a parallel, serial, o USB device. Your LifeBook notebook does not recognize the device, or the device does not seem to work properly.
| The device is not prop- | Remove and  | 
| erly installed. | 
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| Your device may not | See your software documentation and activate the correct driver. | 
| have the correct soft- | 
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| ware driver active. | 
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| Parallel port is set to | Check parallel port setting in the BIOS and set to  | 
| output only. | ECP. | 
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| A device may have been | Close the application and restart your notebook. | 
| installed while an appli- | 
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| cation was running, so | 
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| the notebook is not | 
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| aware of its installation. | 
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