Password Security And Resetting Cmos; Resetting The Password Jumper - HP ProDesk 405 G4 Small Form Factor Maintenance And Service Manual

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Password security and resetting CMOS

This computer supports security password features, which can be established through the Computer Setup
Utilities menu.
This computer supports two security password features that are established through the Computer Setup
Utilities menu: administrator password and power-on password. When you establish only an administrator
password, any user can access all the information on the computer except Computer Setup. When you establish
only a power-on password, the power-on password is required to access Computer Setup and any other
information on the computer. When you establish both passwords, only the administrator password will give you
access to Computer Setup.
When both passwords are set, the administrator password can also be used in place of the power-on password
as an override to log in to the computer. This is a useful feature for a network administrator.
If you forget one or both passwords, you can clear all passwords by powering off the system, opening the cover,
temporarily removing the PSWD jumper, and booting once. This will erase the administrator and power-on
passwords. You must restore the jumper to create new passwords.
CAUTION:
Pushing the CMOS button with power removed will reset the BIOS settings to factory defaults. It may
be useful to back up the BIOS settings or save them as custom defaults before resetting them in case they are
needed later. Back up can be performed in Computer Setup or using the BiosConfigUtility tool available from
www.hp.com. See the

Resetting the password jumper

CAUTION:
Stringent security is a mode where there is no physical bypass of the password function. If enabled,
removing the password jumper will be ignored. To enable this mode, change the security setting Clear Password
Jumper in Password Policies to Ignore.
If you lose or forget the password when in stringent security mode, the system can only be reset by System
Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS
and command a password reset for a specifically identified unit under the direction of the owner. This scenario
may not be covered under warranty.
To prevent needing a customer service event to restore access to the system, record your configured
administrator and power-on passwords in a safe place away from your computer.
To disable the power-on or administrator password features, or to clear the power-on or administrator
passwords, complete the following steps:
Computer Setup (F10) Utility on page 57
for information on backing up the BIOS settings.
Resetting the password jumper 105

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