Description 25
Security
The SE7501BR2 BIOS provides a number of security features. This section describes the security
features and their operation.
Table 5. Security Operation Summary
Mode
Entry Method/
Event
Entry
Criteria
Behavior
Exit Criteria
After Exit
Secure
Mode
Keyboard
inactivity timer or
runtime
activation of hot
key
User
password
enabled in
Setup
On-board video goes
blank if selected in
Setup.
Floppy writes are
disabled if selected in
Setup.
Except for the
password, no mouse or
keyboard input is
accepted.
Keyboard LEDs flash
Front panel buttons are
disabled, except for
NMI.
User or
administrator
password
followed by
[Enter]
Video is
restored.
Floppy writes
are enabled.
Keyboard and
mouse inputs
are accepted.
Front panel
buttons are
enabled.
Secure
Boot
Power On/Reset User
password
and Secure
Boot
enabled in
Setup
User is prompted for
password if booting from
drive A.
System enters Secure
Mode just before
scanning option ROMs.
See above for other
Secure Mode behavior.
User or
administrator
password
followed by
[Enter]
See above for
Secure Mode
behavior.
Password
on boot
Power On/Reset User
password
set and
password on
boot enabled
System halts for User
Password before
scanning option ROMs.
The system is not in
secure mode.
Except for the
password, no mouse or
keyboard input is
accepted.
User or
administrator
password
followed by
[Enter]
Power and
Reset
switches are
enabled.
PS/2 keyboard
and mouse
inputs are
accepted.
The system
boots
normally.
Boot
sequence is
determined by
setup options.
Fixed disk
boot
sector
Power On/Reset Set feature
to Write
Protect in
Setup
Write protects the
master record of the IDE
hard drives if the system
boots from a floppy. The
BIOS will also
write-protect the boot
sector of the C: drive if it
is an IDE drive.
Set feature
to Normal in
Setup
Hard drive will
behave
normally.
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