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The flash memory of the server consists of a primary bank and a backup bank. You must maintain a bootable
UEFI firmware image in the backup bank. If the server firmware in the primary bank becomes corrupted, you
can either manually boot the backup bank with the UEFI boot backup jumper (JP16), or in the case of image
corruption, this will occur automatically with the Automated Boot Recovery function.
In-band manual recovery method
This section details the in-band manual recovery method.
To recover the server firmware and restore the server operation to the primary bank, complete the following
steps:
Step 1.
Read the safety information that begins on "Safety" on page v and "Installation guidelines" on page
28.
Step 2.
Turn off the server, and disconnect all power cords and external cables.
Step 3.
Unlock and remove the cover (see "Removing the cover" on page 142).
Step 4.
Locate the UEFI boot backup jumper on the system board.
.
Chapter 4
Troubleshooting
83
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Table of Contents
Troubleshooting
