●
Only lower case letters are valid, upper case letters are not allowed.
●
Only the following special characters are allowed: space, (”), (+), (,), (-), (.), (/), (;), ([), (\), (]), (`).
3. Type the system password that you entered earlier in the
Confirm new password
field and click
OK
.
4. Press
Esc
and a message prompts you to save the changes.
5. Press
Y
to save the changes.
The computer reboots.
Deleting or changing an existing system setup password
Prerequisites
Ensure that the
Password Status
is Unlocked (in the System Setup) before attempting to delete or change the existing
System and Setup password. You cannot delete or change an existing System or Setup password, if the
Password Status
is
Locked.
About this task
To enter the System Setup, press
F2
immediately after a power-on or reboot.
Steps
1. In the
System BIOS
or
System Setup
screen, select
System Security
and press
Enter
.
The
System Security
screen is displayed.
2. In the
System Security
screen, verify that
Password Status
is
Unlocked
.
3. Select
System Password
, alter or delete the existing system password and press
Enter
or
Tab
.
4. Select
Setup Password
, alter or delete the existing setup password and press
Enter
or
Tab
.
NOTE:
If you change the System and/or Setup password, re enter the new password when prompted. If you delete the
System and Setup password, confirm the deletion when prompted.
5. Press
Esc
and a message prompts you to save the changes.
6. Press
Y
to save the changes and exit from System Setup.
The computer restarts.
Clearing BIOS (System Setup) and System passwords
About this task
NOTE:
To conduct a BIOS and System password reset, you must call the Dell Tech Support number in your region.
Steps
1. Key in your computer's service tag number into the locked BIOS/system setup screen.
2. Convey the code generated to the Dell Tech Support agent.
3. The Dell Tech Support agent will provide a 32 character Master System Password that can be used to access the locked
BIO/system setup.
88
System setup
Summary of Contents for Latitude 7520
Page 14: ...Major components of your system 1 Base cover 14 Removing and installing components ...
Page 18: ...About this task 18 Removing and installing components ...
Page 37: ...Figure 2 Display assembly with WLAN antenna Removing and installing components 37 ...
Page 38: ...Figure 3 Display assembly with WLAN and WWAN antenna 38 Removing and installing components ...
Page 43: ...Removing and installing components 43 ...
Page 61: ...Removing and installing components 61 ...
