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BIOS - password reset

Publication Date:  2016-03-31 Views:  5223 Downloads:  0
Issue Description

In this case, customer knows the BIOS password but wants to reset it to the default one.

The server type involved is RH2288 V2


The following describes two methods to restore the BIOS factory defaults:
• Using the BIOS interface.
• Using command lines.

Followings are preconditions of different methods for restoring the BIOS factory defaults:
• Using the BIOS interface: Ensure that you have entered the BIOS.

• Using the command lines: Ensure that the management network port of the server has connected to the PC through network cables.

The following data is available:
• BMC IP address of the server to be restored.
• BMC user name and password for logging in to the server to be connected.

PuTTY.exe is a free software. You can download it from the Internet.

• Restore the BIOS factory defaults by using the BIOS interface
1. Press F9.
The Load Optimal Defaults dialog box is displayed, as shown in Figure 1.

2. Select Yes.
• Using command lines to restore the BIOS factory defaults
1. Set the IP address and subnet mask of the PC, and ensure that the IP address of the PC is on the same network segment as the IP address of the server.
2. Double-click PuTTY.exe.
The PuTTY Configuration window is displayed, as shown in Figure 2.

3. Set login parameters.
The following describes the parameters:
• Host Name (or IP address): Enter the BMC IP address of the server, for example,
• Port: Retain the default value 22.
• Connection type: Retain the default value SSH.
• Close window on exit: Retain the default value Only on clean exit.

4. Click Open.
The PuTTY window is displayed. Wait till login as: is displayed.

5. Enter a user name and password as prompted.
6. Enter the following command line to restore the BIOS factory defaults.
ipmcset -d clearcmos

The command output is similar to the following:
WARNING:The operation may have many adverse effects
Do you want to continue?[Y/N]:
7. Enter y.

The following message indicates that restoring the BIOS factory defaults succeeded.
Clear CMOS successfully.