Resetting Passwords And Clearing Cmos Nvram; Overview - Sun Microsystems Sun Fire X4450 Service Manual

4. Upgrade the Intel Xeon processor.
Do not return the server to service at this time.
5. Remove and replace the server fans with the high-capacity fan modules
supplied in the upgrade kit.
6. Re-install the server and test it.
7. Return the CPU, heat sink, and server fans in the provided RMA kit.
Contact your Sun service representative for more information.
4.10 Resetting Passwords and Clearing
CMOS NVRAM
The following topics are covered:
Section 4.10.1, "Overview" on page 4-43
■
Section 4.10.2, "Resetting the SP Password From the BIOS Screen" on page 4-44
■
Section 4.10.3, "Resetting the BIOS Password Using a Jumper" on page 4-44
■
Section 4.10.4, "Resetting NVRAM Using a Jumper" on page 4-45
■
4.10.1

Overview

You can reset a password from the BIOS screen or with a jumper. You can also clear
the CMOS NVRAM or BIOS Password by changing the J33 jumper position as
follows.
J33 jumper position 1-3: Clears CMOS NVRAM
J33 jumper position 2-4: Clears the Password
Access the J33 jumper on the motherboard in the rear, below PCIe slot 2, PCIE riser 2.
See Section 4.9.2, "Removing a CPU" on page
See Section 4.9.4, "Installing a CPU (Replacing Heatsink)" on page
See Section 3.3, "Servicing Fan Modules" on page
See Chapter 6, "Returning the Server to Operation" on page
4-36.
3-9.
Chapter 4 Servicing Motherboard Components
4-41.
1.
4-43