Clearing And Resetting The Cmos; Using The Cmos Button - HP Xw6600 - Workstation - 2 GB RAM Technical Reference Manual

1. Shut down the operating system, and then power off the workstation and any external devices.
Disconnect the workstation power cord and any external devices from the power outlets.
2. Disconnect the keyboard, monitor, and any other external devices that are connected to the
workstation.
3. Remove the access panel.
4. Locate the password header and jumper on the system board. The password header is E49.
NOTE:
does not clear CMOS if the power cord is connected.
The password jumper is green so that it can be easily identified. For assistance locating the
password jumper and other system board components, see the service label located on the inside
of the workstation access panel, or see Chapter 4, System board components, of this document.
5. Remove the jumper from pins 1 and 2 (normally connecting both pins).
6. Replace the access panel.
7. Reconnect the external equipment.
8. Plug in and power on the workstation. Allow the operating system to start. This process clears the
current passwords and disables the password features.
9. To establish new passwords, repeat steps 1 through 4, replace the password jumper that connects
pin 1 and pin 2, and repeat steps 6 through 8. Establish the new passwords using the Computer
Setup (F10) Utility.

Clearing and Resetting the CMOS

The CMOS of the workstation stores password information and information about the workstation
configuration. This section describes the steps necessary to successfully clear and reset the CMOS.

Using the CMOS Button

Follow the steps below to clear CMOS using the Clear CMOS button:
WARNING!
disconnect the power cord from the wall outlet and allow the internal system components to cool before
touching.
CAUTION:
system board even when the workstation is powered 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.
1. Shut down the operating system, and then power off the workstation and any external devices.
Disconnect the workstation power cord and any external devices from the power outlets.
2. Disconnect the keyboard, monitor, and any other external devices that are connected to the
workstation.
3. Remove the access panel.
142 Chapter 7 Configuring password security and resetting CMOS
Ensure that the AC power cord is disconnected from the power outlet. The CMOS button
To reduce the risk of personal injury from electrical shock and hot surfaces, be sure to
When the workstation is plugged in, the power supply always has voltage applied to the
Static electricity can damage the electronic components of the workstation or optional
ENWW