Dell Inspiron 7500, Справочное руководство системы

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Security Menu
See Figure 3 and Table 3 for an explanation of the options and settings for the Security menu.
Figure 3. PhoenixBIOS Setup Utility Security Menu
Table 3. PhoenixBIOS Setup Utility Security Menu
is selected, you can access both the hard-disk drive and the media bay device(s). If Primary is selected,
only the hard-disk drive and megabit device is accessible. When Disabled , the media bay device(s) and
hard-disk drive are disabled.
FAD Controller Enables the diskette-drive controller. If this option is set to Disabled , the diskette drive is unavailable. This
option defaults to Disabled when an LS-120 drive is installed.
Internal Touchpad When set to Enabled (default), allows the touch pad to continue working when an external mouse or other
pointing device is connected. Auto Disabled disables the touch pad when an external pointing device is
connected.
Serial Port Lets you map the address of the serial port to avoid address conflicts with other devices or disable the port
for security. When set to
Auto , allows the operating system or the BIOS to configure the port automatically.
When set to Customized (default), sets the Base I/O address/IRQ to 3F8 IRQ4 . If there is a conflict
between two or more addresses, an asterisk appears next to the port type. Off disables the serial port to
conserve power.
Infrared Port Lets you map the address of the infrared port to avoid address conflicts with other devices. The default is
Off . Dell recommends that you retain the default unless you are using an infrared device with the computer.
When this option is set to Customized , the Mode is SIR and the Base I/O address/IRQ is 2F8 IRQ3 . If
you change the infrared port address, be careful not to create a conflict with the addresses of the serial port
or the parallel port. If there is a conflict between two or more addresses, an asterisk appears next to the port
type.
Parallel Port Controls whether the computer ’ s parallel port acts as an AT-compatible (unidirectional), PS/2-compatible
(bidirectional), EPP-compatible, or ECP-compatible. When this option is set to Customized (default), the
Mode is ECP , the Base I/O address is 378 , the Interrupt is IRQ 7 , and the DMA channel is DMA3 . The
Auto setting allows the operating system or the BIOS to configure the port automatically. When the option is
set to Off , the port is disabled and you can use its assigned LPT resources for another device. If you
change the parallel port address and/or DMA channel, be careful not to create a conflict with the address or
DMA channel of the infrared port.
Modem Appears in the Setup program only if the computer has an internal modem. This option has no user-
selectable settings.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the system Help.
Option Function
System Password If no system password has been set, the setting for System Password is Clear . Otherwise, the setting
displayed is Set .
Set System Password Press <Enter> to set up a new system password, and then follow the instructions on your screen. This
password restricts access to the Setup program settings.
Password on Boot When this option is enabled, you must enter a password before the computer loads the operating system
into memory. Settings for this option are
Disabled (default) and Enabled . To enable this option, the
System Password option must be set.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the system Help.