To use the firmware recovery DIMM 1 Order a firmware recovery DIMM (RDIMM) from HP. Retain the return mailer. 2 Open the left side door and install the DIMM. 21 Figure 101. Using the firmware recovery DIMM 3 Plug in the product. The recovery DIMM takes a few minutes to automatically restore both blocks of firmware code. Wait until you see the message Complete in the display. 4 Unplug or turn off the product and remove the recovery DIMM. 5 Restore power to the product. It should start up normally. 6 Return the recovery DIMM in the provided packaging to HP. 208 Chapter 6 - Troubleshooting EN