Alienware Area-51 m5750, Руководство пользователя

Страница: 71 / 89

Alienware Area-51 m5750 Technical Reference
71
CMOS Battery Problem
The message “CMOS Checksum Failure” appears during the booting
process or the time (clock) resets when booting
• Try to reboot the system.
If the message “CMOS Checksum Failure” appears during the booting procedure even
after rebooting, it may indicate failure of the CMOS battery. If so, you need to replace the
battery. This battery normally lasts two to five years. The battery is type CR2032 (3V). You
may replace it by yourself. The battery is located under the System Device Cover on the
bottom of the notebook. See Chapter 4 for more details.
Memory Problems
The POST does not show an increased memory capacity after installing
additional memory
• Certain brands of memory modules may not be compatible with your system. You
should ask your vendor for a list of compatible DIMM.
• The memory module may not be installed properly. Go back to Chapter 4 to
review the details of this operation.
• The memory module may be defective.
The O/S issues an insufficient memory error message during operation
• This is often a software or Windows-related problem. A program may be draining
the memory resources.
• Close the application programs you’re not using and restart the system.
• You need to install an additional memory module. For instructions, go to Chapter
4 Upgrading Your Computer.