Deleting Or Changing An Existing System Setup Password; Clearing Bios (System Setup) And System Passwords; Clearing Cmos Settings; Real Time Clock (Rtc) Battery Reset - Dell XPS 15 Service Manual
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Also See for XPS 15:
- Quick start manual ,
- Service manual (117 pages) ,
- Setup manual (112 pages)
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Identifier
Status
Deleting or changing an existing system setup
password
Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing System and/or
Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is Locked.
To enter the System Setup, press F2 immediately after a power-on or reboot.
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/or 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 reboot.
Identifier
Status
Clearing BIOS (System Setup) and System passwords
Contact Dell technical support to clear the forgotten passwords. For more information, see www.dell.com/contactdell.
Identifier
Status
Clearing CMOS settings
1
Remove the
base
cover.
2
Remove the
battery (half-length)
3
Remove the
coin-cell
battery.
4
Wait for one minute.
5
Replace the
coin-cell
battery.
6
Replace the
battery (half-length)
7
Replace the
base
cover.
Identifier
Status
Real Time Clock (RTC) battery reset
Press and hold the power button for 25 seconds to force Real Time Clock (RTC) battery reset.
102
System and setup password
GUID-3D32F643-EE78-4538-9D89-34BDFB68E9F1
Released
GUID-6A32A2DF-B793-4D55-8497-047059D92FE7
Released
GUID-647C1E15-AF1F-4815-95E2-06A934E73944
Released
or the
battery
(full-length).
or the
battery
(full-length).
GUID-2B6B8AE6-67E2-4932-B29D-7D9D4203EABA
Released
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