Appendix F Appendix F - Additional Password Security And Resetting Cmos; Resetting The Password Jumper - HP Xw6400 - Workstation - 4 GB RAM Reference Manual

F Appendix F — Additional password
security and resetting CMOS
This workstation supports the following security password features, which can be established through
the Computer Setup Utilities menu:
●
Setup password
●
Power-on password
When you establish a setup password, only the power-on password is required to access Computer
Setup and any other information on the workstation. When you establish both passwords, only the setup
password will give you access to Computer Setup.
When both passwords are set, the setup password can also be used in place of the power-on password
as an override to log in to the workstation, which is a useful feature for a network administrator.
If you forget the password for the computer, two methods are available for clearing that password so
you can gain access to the information on the workstation:
●
Reset the password jumper
●
Use the Clear CMOS button
CAUTION:
customized information, including passwords, asset numbers, and special settings. It is important to
back up the workstation CMOS settings before resetting them in case they are needed later. To back
up the CMOS settings, use Computer Setup and run the Save to Diskette option from the File menu.

Resetting the password jumper

To disable the power-on or setup password features and clear the power-on and setup passwords:
1. Shut down the operating system, and power off the workstation and any external devices.
Disconnect the power cord of the workstation and any external devices from the power outlets.
2. Disconnect the keyboard, monitor, and any other external devices that are connected to the
workstation.
WARNING!
to disconnect the power cord from the wall outlet and allow the internal system components to cool
before touching.
CAUTION:
the system board even when the unit is turned off. Failure to disconnect the power cord can result
in damage to the system.
CAUTION:
equipment. Before beginning these procedures, be sure that you are discharged of static electricity
by briefly touching a grounded metal object.
3. Remove the access panel.
4. Locate the password header and jumper. The password header is E49.
ENWW
Pushing the CMOS button resets CMOS values to factory defaults and erases any
To reduce the risk of personal injury from electrical shock and hot surfaces, be sure
When the workstation is plugged in, the power supply always has voltage applied to
Static electricity can damage the electronic components of the workstation or optional
Resetting the password jumper 153