Lenovo ThinkPad Edge E525 - Manual (Page 120)

Table 4. Config menu items (continued)
Menu item Submenu item Selection Comments
Power Control Beep • Disabled
• Enabled
If this function is enabled,
a beep sounds when the
computer enters a power
management mode, when it
resumes operational mode,
and when the ac power
adapter is connected or
disconnected.
Low Battery Alarm • Disabled
• Enabled
Enables or disables the low
battery alarm.
Password Beep • Disabled
• Enabled
If you enable this function,
a beep sounds when
a password prompt is
displayed, and again if you
type a wrong password.
Beep and Alarm
Keyboard Beep • Enabled
• Disabled
Enables or disables
keyboard beep when
unmanageable key
combinations are pressed.
Serial ATA (SATA) SATA Controller Mode
Option • Compatibility
• AHCI
Selects SATA controller
operation mode. If you
select “Compatibility
mode,” SATA controller
operates in compatibility
mode.
Security menu items
Table 5. Security menu items
Menu item Submenu item Selection Comments
Password Refer to “Security menu”
on page 97 and “Using
passwords” on page 53.
UEFI BIOS Update Option Flash BIOS Updating by
End-Users • Disabled
• Enabled
If you select “Enabled,”
all users can update the
UEFI BIOS. If you select
“Disabled,” only the person
who knows the supervisor
password can update the
UEFI BIOS.
Memory Protection Execution Prevention • Disabled
• Enabled
Some computer viruses
and worms cause memory
buffers to overflow by
running code where only
data is allowed. If the
Data Execution Prevention
feature can be used with
your operating system, then
by selecting “Enabled” you
can protect your computer
against attacks by such
viruses and worms. If after
choosing “Enabled” you
102 User Guide