User manual FUJITSU S2110

[. . . ] Copyright Copyright and Trademark Information Fujitsu Computer Systems Corporation has made every effort to ensure the accuracy and completeness of this document; however, as ongoing development efforts are continually improving the capabilities of our products, we cannot guarantee the accuracy of the contents of this document. Fujitsu, the Fujitsu logo, and LifeBook are registered trademarks of Fujitsu Limited. Microsoft, MS-DOS, and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries. PCMCIA is a trademark of the Personal Computer Memory Card International Association. [. . . ] Your system has crashed. Check your device and operating system documentation and activate the proper driver. Try to restart your notebook. Your memory upgrade module is not properly installed. You have a memory failure. Remove and re-install your memory upgrade module. (See Memory Upgrade Module on page 46 for more information) Check for Power On Self Test (POST) messages. (See Power On Self Test Messages on page 61 for more information) Messages about modem operation are generated by whichever modem application is in use. See your application software documentation for additional information. The device is not properly installed. The device may have been installed while an application was running, so your notebook is not aware of its installation. Your device may not have the correct software driver active. Remove and re-install the device. (See Device Ports on page 48 for more information) Close the application and restart your notebook. See your software documentation and activate the correct driver. PC Card Problems A card inserted in the PC Card slot does not work or is locking up the system. The card may have been installed while an application was running, so your notebook is not aware of its installation. Your PC Card device and another device are assigned the same I/O address. Power Failures You turn on your LifeBook notebook and nothing seems to happen. The installed primary battery is completely discharged or there is no optional second battery or power adapter installed. Check the Status Indicator Panel to determine the presence and condition of the batteries. (See Status Indicator Panel on page 13 for more information) Install a charged battery or a Power adapter. (See PC Cards on page 43 for more information) Close the application and restart your notebook. See your software documentation and activate the correct driver. (See BIOS Setup Utility on page 29 for more information) Check all I/O addresses located within the BIOS setup utility and any other installed hardware or software to make sure there are no duplications. 56 Troubleshooting Problem Possible Cause Possible Solutions You turn on your LifeBook notebook and nothing seems to happen. (continued) The primary battery is installed but is faulty. Use the Status Indicator panel to verify the presence and condition of the batteries. (See Status Indicator Panel on page 13 for more information) If a battery is indicating a short, remove that battery and operate from another power source or replace that battery. Check the Status Indicator Panel to determine the presence and condition of the batteries. (See Status Indicator Panel on page 13 for more information) Use a Power adapter to operate until a battery is charged or install a charged battery. (See Power Sources on page 27 for more information) Move the AC cord to a different outlet, check for a line switch or tripped circuit breaker for the AC outlet. If you are using an auto/airline adapter in a car make sure the ignition switch is in the On or Accessories position. [. . . ] In order to improve security, the network key is set allowing no communication unless "Network name (SSID)" coincides with the network key. Open system authentication Null authentication method specified in the 802. 11 standard that performs no authentication checks on a wireless client before allowing it to associate. PPPoE (Point to Point Protocol over Ethernet) A method of allowing the authentication protocol adopted in telephone line connection (PPP) to be used over an Ethernet. Ordered data communication is allowed by making all conditions required for communication including the method of data transmission/reception and actions upon communication errors into procedures. 99 LifeBook S2000 Notebook Shared key authentication 802. 11 network authentication method in which the AP sends the client device a challenge text packet that the client must then encrypt with the correct WEP key and return to the AP. [. . . ]