Dell E43S001 Reference Manual page 23

If you do not type the correct password in three attempts, the system displays the following message:
Invalid Password! Number of unsuccessful password attempts: <x> System Halted! Must
power down.
Password Invalid. Number of unsuccessful password attempts: <x> Maximum number of
password attempts exceeded.System halted.
Even after you restart the system, the error message is displayed until the correct password is typed. The following options are
exceptions:
● If System Password is not set to Enabled and is not locked through the Password Status option, you can assign a
system password. For more information, see the
● You cannot disable or change an existing system password.
NOTE: You can use the password status option with the setup password option to protect the system password from
unauthorized changes.
Redundant OS Control
In the Redundant OS Control screen you can set the redundant OS information. This enables you to set up a physical recovery
disk on the system.
Viewing Redundant OS Control
To view the Redundant OS Control screen, perform the following steps:
Steps
1. Power on, or restart your system.
2. Press F2 immediately after you see the following message:
F2 = System Setup
NOTE: If your operating system begins to load before you press F2, wait for the system to finish booting, and then
restart your system and try again.
3. On the System Setup Main Menu screen, click System BIOS.
4. On the System BIOS screen, click Redundant OS Control.
Redundant OS Control screen details
The Redundant OS Control screen details are explained as follows:
About this task
Option Description
Redundant OS Enables you to select a backup disk from the following devices:
Location
● None
● SATA Ports
Redundant OS
State
When set to Visible, the backup disk is visible to the boot list and OS. When set to Hidden, the backup
disk is disabled and is not visible to the boot list and OS. This option is set to Visible by default.
NOTE: RAID configurations and NVMe cards not are included as BIOS does not have the ability to
distinguish between individual drives in those configurations.
NOTE: This option is disabled if Redundant OS Location is set to None.
NOTE: BIOS will disable the device in hardware, so it cannot be accessed by the OS.
System Security Settings details
Pre-operating system management applications
section.
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