Fujitsu FPCM21622 U820 User's Guide - Page 87

Memory Problems, Modem Problems optional device, USB Device Problems, Power Failures, Problem

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Page 87 highlights

Problem Memory Problems Possible Cause Possible Solutions Your System screen in the Control Panel does not show the correct amount of installed memory. You have a memory failure. Modem Problems (optional device) Check for Power On Self Test (POST) messages. See "Power On Self Test Messages" on page 93. Messages about modem operation. Messages about modem operation are generated by whichever modem application is in use. See your application software documentation for additional information. USB Device Problems You have installed a USB device. Your LifeBook notebook does not recognize the device, or the device does not seem to work properly. The device is not properly installed. Remove and re-install the device. See "Device Ports" on page 76. The device may have been installed while an application was running, so the notebook is not aware of its installation. Close the application and restart your notebook. Your device may not have the See your software documentation and activate the correct correct software driver active. driver. Power Failures You turn on your LifeBook notebook and nothing seems to happen. The installed battery is completely discharged or there is no Power adapter (AC or Auto/Airline) installed. Check the Status Indicator Panel to determine the presence and condition of the battery. See "Status Indicator Panel" on page 29. Install a charged battery or a Power adapter. The battery is installed but is faulty. Use the Status Indicator panel to verify the presence and condition of the battery. See "Status Indicator Panel" on page 29. If the battery indicates a short, remove it and operate from another power source or replace that battery. 87 - Troubleshooting

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87
- Troubleshooting
Memory Problems
Your System screen in the
Control Panel does not
show the correct amount
of installed memory.
You have a memory failure.
Check for Power On Self Test (POST) messages.
See
“Power On Self Test Messages” on page 93.
Modem Problems (optional device)
Messages about modem
operation.
Messages about modem
operation are generated by
whichever modem applica-
tion is in use.
See your application software documentation for additional
information.
USB Device Problems
You have installed a USB
device. Your LifeBook
notebook does not recog-
nize the device, or the
device does not seem to
work properly.
The device is not properly
installed.
Remove and re-install the device.
See “Device Ports” on
page 76.
The device may have been
installed while an application
was running, so the notebook
is not aware of its installation.
Close the application and restart your notebook.
Your device may not have the
correct software driver active.
See your software documentation and activate the correct
driver.
Power Failures
You turn on your LifeBook
notebook and nothing
seems to happen.
The installed battery is com-
pletely discharged or there is
no Power adapter (AC or
Auto/Airline) installed.
Check the Status Indicator Panel to determine the presence
and condition of the battery. See “Status Indicator Panel” on
page 29. Install a charged battery or a Power adapter.
The battery is installed but is
faulty.
Use the Status Indicator panel to verify the presence and
condition of the battery.
See “Status Indicator Panel” on
page 29.
If the battery indicates a short, remove it and
operate from another power source or replace that battery.
Problem
Possible Cause
Possible Solutions